When it comes to maintaining your Volvo, understanding the fault codes is crucial. Every vehicle has its own language, and for Volvos, that language consists of unique error codes that can indicate anything from minor issues to significant malfunctions. If you’ve ever seen a warning light flash on your dashboard or heard a strange noise coming from under the hood, you know how important it is to decipher these signals quickly.
Navigating through the world of Volvo fault codes may seem daunting at first. But fear not! With the right knowledge and resources, you can easily identify what those pesky codes mean and tackle any problems head-on. Whether you’re a seasoned mechanic or just someone who wants to ensure their car runs smoothly, this guide will provide valuable insights into the Volvo Fault Codes List—empowering you to take control of your vehicle’s health like never before. Let’s dive in!
What Does The Volvo Fault Codes Mean?
Volvo fault codes are alphanumeric signals generated by your vehicle’s onboard diagnostics system. Each code represents a specific issue or malfunction within various components, from the engine to the transmission.
When you see these codes, they often come with a corresponding warning light on your dashboard. This alerts you that something needs attention. Understanding what these codes mean can save you time and money in repairs.
For instance, a code starting with “P” usually indicates powertrain issues related to the engine or transmission. On the other hand, “B” codes refer to body-related systems like airbags or seatbelts.
By translating these cryptic messages into plain language, you can pinpoint problems more accurately and take appropriate steps for resolution without unnecessary guesswork.
What Are The Types Of Volvo Error Codes
Volvo error codes are categorized into several types, each serving a specific purpose in diagnosing vehicle issues. The most common categories include diagnostic trouble codes (DTCs), manufacturer-specific codes, and generic OBD-II codes.
Diagnostic trouble codes are universal across various makes and models. These DTCs help mechanics pinpoint problems quickly. They consist of a letter followed by four digits that indicate the nature of the fault.
Manufacturer-specific codes, on the other hand, are unique to Volvo. They provide deeper insight into brand-related issues that generic DTCs may not cover.
There’s the category of transient or intermittent fault codes. These appear when errors occur sporadically but may not always be present during diagnostics. Understanding these types helps streamline troubleshooting efforts for more effective repairs.
Volvo Fault Codes: List Of Common Fault Codes
Recognizing these common Volvo fault codes enables quicker repairs and better maintenance decisions. Staying aware of these signals can lead to enhanced vehicle longevity and safety on the road.
Here’s a list of Volvo fault codes you might encounter:
| P0016 — ECM-670C — Camshaft position, inlet — High |
| P0016 — ECM-670D — Camshaft position, inlet — Low |
| P0017 — ECM-671C — Camshaft position, exhaust — High |
| P0017 — ECM-671D — Camshaft position, exhaust — Low |
| P0026 — ECM-6110 — Camshaft control, inlet — Slow |
| P0026 — ECM-611B — Camshaft control, inlet — Faulty |
| P0027 — ECM-6140 — Camshaft control exhaust — Slow |
| P0027 — ECM-614B — Camshaft control exhaust — Faulty |
| P0030 — ECM-244B — Front heated oxygen sensor, bank 1 heating — Signal missing |
| P0031 — ECM-244D — Front heated oxygen sensor, bank 1 heating — Signal too low |
| P0032 — ECM-244C — Front heated oxygen sensor, bank 1 heating — Signal too high |
| P0036 — ECM-223B — Rear heated oxygen sensor, bank 1 — Signal missing |
| P0037 — ECM-223D — Rear heated oxygen sensor, bank 1 — Signal too low |
| P0038 — ECM-223C — Rear heated oxygen sensor, bank 1 — Signal too high |
| P0040 — ECM-24A0 — Front heated oxygen sensors mixed up — Faulty signal |
| P0041 — ECM-2240 — Rear heated oxygen sensors, mixed up — Faulty signal |
| P0050 — ECM-254B — Front heated oxygen sensor, bank 2 heating — Signal missing |
| P0051 — ECM-254D — Front heated oxygen sensor, bank 2 heating — Signal too low |
| P0052 — ECM-254C — Front heated oxygen sensor, bank 2 heating — Signal too high |
| P0053 — ECM-2400 — Front heated oxygen sensor, bank 1 heating — Faulty signal |
| P0053 — ECM-240B — Front heated oxygen sensor, bank 1 heating — Signal missing |
| P0053 — ECM-240C — Front heated oxygen sensor, bank 1 heating — Signal too high |
| P0053 — ECM-240D — Front heated oxygen sensor, bank 1 heating — Signal too low |
| P0056 — ECM-233B — Rear heated oxygen sensor, bank 2 — Signal missing |
| P0057 — ECM-233D — Rear heated oxygen sensor, bank 2 — Signal too low |
| P0058 — ECM-233C — Rear heated oxygen sensor, bank 2 — Signal too high |
| P0059 — ECM-2500 — Front heated oxygen sensor, bank 2 heating — Faulty signal |
| P0059 — ECM-250B — Front heated oxygen sensor, bank 2 heating — Signal missing |
| P0059 — ECM-250C — Front heated oxygen sensor, bank 2 heating — Signal too high |
| P0059 — ECM-250D — Front heated oxygen sensor, bank 2 heating — Signal too low |
| P0071 — ECM-1410 — Ambient temperature sensor — Faulty signal |
| P0071 — ECM-141B — Ambient temperature sensor — Signal missing |
| P0072 — ECM-140D — Ambient temperature sensor — Signal too low |
| P0073 — ECM-140C — Ambient temperature sensor — Signal too high |
| P0075 — ECM-612B — Intake camshaft reset valve — Signal missing |
| P0076 — ECM-612D — Intake camshaft reset valve — Signal too low |
| P0077 — ECM-612C — Intake camshaft reset valve — Signal too high |
| P0078 — ECM-616B — Exhaust camshaft reset valve — Signal missing |
| P0079 — ECM-616D — Exhaust camshaft reset valve — Signal too low |
| P0080 — ECM-616C — Exhaust camshaft reset valve — Signal too high |
| P0087 — ECM-290D — Fuel pressure — Signal too low |
| P0088 — ECM-290C — Fuel pressure — Signal too high |
| P0089 — ECM-2900 — Fuel pressure — Faulty signal |
| P0090 — ECM-290B — Fuel pressure — Signal missing |
| P0100 — ECM-120C — Air mass — Signal too high |
| P0100 — ECM-120D — Air mass — Signal too low |
| P0101 — ECM-1210 — Mass air flow sensor — Flow too high |
| P0101 — ECM-121B — Mass air flow sensor — Flow too low |
| P0102 — ECM-121D — Mass air flow sensor — Signal too low |
| P0103 — ECM-121C — Mass air flow sensor Signal too high |
| P0110 — ECM-132D — Intake air temperature (IAT) sensor inlet — Signal too low |
| P0111 — ECM-1320 — Intake air temperature (IAT) sensor inlet — Faulty signal |
| P0111 — ECM-132C — Intake air temperature (IAT) sensor inlet — Signal too high |
| P0112 — ECM-131C — Intake air temperature (IAT) sensor inlet — Signal too high |
| P0113 — ECM-131D — Intake air temperature (IAT) sensor inlet — Signal too low |
| P0117 — ECM-273C — Engine coolant temperature (ECT) sensor — Signal too high |
| P0118 — ECM-273D — Engine coolant temperature (ECT) sensor — Signal too low |
| P0121 — ECM-9210 — Electronic throttle unit, potentiometer 1 — Faulty signal |
| P0122 — ECM-921D — Electronic throttle unit, potentiometer 1 — Signal too low |
| P0123 — ECM-921C — Electronic throttle unit, potentiometer 1 — Signal too high |
| P0125 — ECM-270B — Engine coolant temperature (ECT) sensor — Signal missing |
| P0128 — ECM-2B00 — Thermostat — Faulty signal |
| P0131 — ECM-248D — Front heated oxygen sensor, bank 1 — Signal too low |
| P0132 — ECM-248C — Front heated oxygen sensor, bank 1 — Signal too high |
| P0133 — ECM-242D — Front heated oxygen sensor, bank 1 — Signal missing |
| P0136 — ECM-222B — Rear heated oxygen sensor, bank 1 — Signal missing |
| P0137 — ECM-222D — Rear heated oxygen sensor, bank 1 — Signal too low |
| P0138 — ECM-222C — Rear heated oxygen sensor, bank 1 — Signal too high |
| P0140 — ECM-221B — Rear heated oxygen sensor aging, bank 1 — Signal missing |
| P0140 — ECM-221C — Rear heated oxygen sensor aging, bank 1 — Signal too high |
| P0140 — ECM-221D — Rear heated oxygen sensor aging, bank 1 — Signal too low |
| P0141 — ECM-2200 — Rear heated oxygen sensor bank 1, heating — Faulty signal |
| P0151 — ECM-258D — Front heated oxygen sensor, bank 2 — Signal too low |
| P0152 — ECM-258C — Front heated oxygen sensor, bank 2 — Signal too high |
| P0153 — ECM-252D — Front heated oxygen sensor, bank 2 — Signal missing |
| P0156 — ECM-232B — Rear heated oxygen sensor, bank 2 — Signal missing |
| P0157 — ECM-232D — Rear heated oxygen sensor, bank 2 — Signal too low |
| P0158 — ECM-232C — Rear heated oxygen sensor, bank 2 — Signal too high |
| P0160 — ECM-231B — Rear heated oxygen sensor aging, bank 2 — Signal missing |
| P0160 — ECM-231C — Rear heated oxygen sensor aging, bank 2 — Signal too high |
| P0160 — ECM-231D — Rear heated oxygen sensor aging, bank 2 — Signal too low |
| P0161 — ECM-2300 — Rear heated oxygen sensor bank 2, heating — Faulty signal |
| P0182 — ECM-2A0D — Fuel temperature sensor — Signal too low |
| P0183 — ECM-2A0C — Fuel temperature sensor — Signal too high |
| P0190 — ECM-280B — Fuel pressure sensor — Signal too high |
| P0191 — ECM-2800 — Fuel pressure sensor — Signal too low |
| P0192 — ECM-280D — Fuel pressure sensor — Signal too low |
| P0193 — ECM-280C — Fuel pressure sensor — Signal too high |
| P0197 — ECM-540D — Oil quality, level and temperature sensor — Signal too low |
| P0198 — ECM-540C — Oil quality, level and temperature sensor — Signal too high |
| P0199 — ECM-540B — Oil quality, level and temperature sensor — Faulty signal |
| P0201 — ECM-2C0B — Injector cyl 1 — Signal missing |
| P0202 — ECM-2C1B — Injector cyl 2 — Signal missing |
| P0203 — ECM-2C2B — Injector cyl 3 — Signal missing |
| P0204 — ECM-2C3B — Injector cyl 4 — Signal missing |
| P0205 — ECM-2C4B — Injector cyl 5 — Signal missing |
| P0206 — ECM-2C5B — Injector cyl 6 — Signal missing |
| P0221 — ECM-9220 — Electronic throttle unit, potentiometer 2 — Faulty signal |
| P0222 — ECM-922D — Electronic throttle unit, potentiometer 2 — Signal too low |
| P0223 — ECM-922C — Electronic throttle unit, potentiometer 2 — Signal too high |
| P0234 — ECM-601C — Turbo control defective boost pressure — Signal too high |
| P0237 — ECM-125D — Charge pressure sensor — Signal too low |
| P0238 — ECM-125C — Charge pressure sensor — Signal too low |
| P0240 — ECM-1260 — Charge pressure sensor — Faulty signal |
| P0240 — ECM-126B — Charge pressure sensor — Signal missing |
| P0240 — ECM-126C — Charge pressure sensor — Signal too high |
| P0240 — ECM-126D — Charge pressure sensor — Signal too low |
| P0243 — ECM-600B — Turbocharger (TC) control valve — Signal missing |
| P0245 — ECM-600D — Turbocharger (TC) control valve — Signal too low |
| P0246 — ECM-600C — Turbocharger (TC) control valve — Signal too high |
| P0261 — ECM-2C0D — Injector cyl 1 — Signal too low |
| P0262 — ECM-2C0C — Injector cyl 1 — Signal too high |
| P0264 — ECM-2C1D — Injector cyl 2 — Signal too low |
| P0265 — ECM-2C1C — Injector cyl 2 — Signal too high |
| P0267 — ECM-2C2D — Injector cyl 3 — Signal too low |
| P0268 — ECM-2C2C — Injector cyl 3 — Signal too high |
| P0270 — ECM-2C3D — Injector cyl 4 — Signal too low |
| P0271 — ECM-2C3C — Injector cyl 4 — Signal too high |
| P0273 — ECM-2C4D — Injector cyl 5 — Signal too low |
| P0274 — ECM-2C4C — Injector cyl 5 — Signal too high |
| P0276 — ECM-2C5D — Injector cyl 6 — Signal too low |
| P0277 — ECM-2C5C — Injector cyl 6 — Signal too high |
| P0299 — ECM-602D — Turbo control defective flow — Signal too low |
| P0300 — ECM-3100 — Misfire, at least one cylinder — Start-up |
| P0300 — ECM-310C — Misfire, at least one cylinder — Catalytic converter damage |
| P0300 — ECM-310D — Misfire, at least one cylinder — Emissions impact |
| P0301 — ECM-3210 — Misfire cylinder 1, start-up — Start-up |
| P0301 — ECM-321C — Misfire cylinder 1, catalytic converter damage — Catalytic converter damage |
| P0301 — ECM-321D — Misfire cylinder 1, emissions impact — Emissions impact |
| P0302 — ECM-3220 — Misfire cylinder 2, start-up — Start-up |
| P0302 — ECM-322C — Misfire cylinder 2, catalytic converter damage — Catalytic converter damage |
| P0302 — ECM-322D — Misfire cylinder 2, emissions impact — Emissions impact |
| P0303 — ECM-3230 — Misfire cylinder 3, start-up — Start-up |
| P0303 — ECM-323C — Misfire cylinder 3, catalytic converter damage — Catalytic converter damage |
| P0303 — ECM-323D — Misfire cylinder 3, emissions impact — Emissions impact |
| P0304 — ECM-3240 — Misfire cylinder 4, start-up — Start-up |
| P0304 — ECM-324C — Misfire cylinder 4, catalytic converter damage — Catalytic converter damage |
| P0304 — ECM-324D — Misfire cylinder 4, emissions impact — Emissions impact |
| P0305 — ECM-3250 — Misfire cylinder 5, start-up — Start-up |
| P0305 — ECM-325C — Misfire cylinder 5, catalytic converter damage — Catalytic converter damage |
| P0305 — ECM-325D — Misfire cylinder 5, emissions impact — Emissions impact |
| P0306 — ECM-3260 — Misfire cylinder 6, start-up — Start-up |
| P0306 — ECM-326C — Misfire cylinder 6, catalytic converter damage — Catalytic converter damage |
| P0306 — ECM-326D — Misfire cylinder 6, emissions impact — Emissions impact |
| P0324 — ECM-3000 — Engine control module (ECM), Internal fault — Faulty signal |
| P0324 — ECM-3010 — Engine control module (ECM), Internal fault — Faulty signal |
| P0324 — ECM-3020 — Engine control module (ECM), Internal fault — Faulty signal |
| P0327 — ECM-303D — Knock sensor front — Signal too low |
| P0328 — ECM-303C — Knock sensor front — Signal too high |
| P0332 — ECM-304D — Knock sensor rear — Signal too low |
| P0333 — ECM-304C — Knock sensor rear — Signal too high |
| P0335 — ECM-500B — Engine speed (RPM) sensor signal — Signal missing |
| P0336 — ECM-5000 — Engine speed (RPM) sensor signal — Faulty signal |
| P0337 — ECM-500D — Engine speed (RPM) sensor signal — Signal too low |
| P0338 — ECM-500C — Engine speed (RPM) sensor signal — Signal too high |
| P0340 — ECM-340B — Camshaft position (CMP) sensor, intake — Signal missing |
| P0342 — ECM-340D — Camshaft position (CMP) sensor, intake — Signal too low |
| P0343 — ECM-340C — Camshaft position (CMP) sensor, intake — Signal too high |
| P0344 — ECM-3400 — Camshaft position (CMP) sensor, intake — Faulty signal |
| P0345 — ECM-341B — Camshaft position (CMP) sensor, exhaust — Signal missing |
| P0347 — ECM-341D — Camshaft position (CMP) sensor, exhaust — Signal too low |
| P0348 — ECM-341C — Camshaft position (CMP) sensor, exhaust — Signal too high |
| P0349 — ECM-3410 — Camshaft position (CMP) sensor, exhaust — Faulty signal |
| P0351 — ECM-360B — Ignition coil cyl 1 — Signal missing |
| P0352 — ECM-361B — Ignition coil cyl 2 — Signal missing |
| P0353 — ECM-362B — Ignition coil cyl 3 — Signal missing |
| P0354 — ECM-363B — Ignition coil cyl 4 — Signal missing |
| P0355 — ECM-364B — Ignition coil cyl 5 — Signal missing |
| P0356 — ECM-365B — Ignition coil cyl 6 — Signal missing |
| P0420 — ECM-400C — Catalytic converter efficiency, bank 1 — Signal too high |
| P0430 — ECM-401C — Catalytic converter efficiency, bank 2 — Signal too high |
| P0442 — ECM-439C — Tank system, leakage — Major leak |
| P0443 — ECM-421B — Evaporative emission system (EVAP) valve — Signal missing |
| P0444 — ECM-421C — Evaporative emission system (EVAP) valve — Signal too high |
| P0445 — ECM-421D — Evaporative emission system (EVAP) valve — Signal too low |
| P0456 — ECM-434C — Tank system, leakage — Minor leak |
| P0457 — ECM-430C — Tank system, leakage — Fuel tank cap missing |
| P0457 — ECM-4380 — Tank cap — Missing |
| P0460 — ECM-440C — Fuel level sensor — Signal too high |
| P0461 — ECM-4400 — Fuel level sensor — Faulty signal |
| P0464 — ECM-440B — Fuel level sensor — Signal missing |
| P0480 — ECM-650B — Engine cooling fan (FC) — Signal missing |
| P0483 — ECM-6200 — Engine cooling fan (FC) control module — Faulty signal |
| P0484 — ECM-620C — Engine cooling fan (FC) control module — Signal too high |
| P0485 — ECM-620D — Engine cooling fan (FC) control module — Signal too low |
| P0496 — ECM-420C — EVAP-system — Signal too high |
| P0497 — ECM-420D –EVAP-system — Signal too high |
| P0500 — ECM-530C — Speed signal — Signal too high |
| P0501 — ECM-5300 — Speed signal — Faulty signal |
| P0502 — ECM-530D — Speed signal — Signal too low |
| P0503 — ECM-A12B — Speed signal — Signal missing |
| P0503 — ECM-A12C — Speed signal — Signal too high |
| P0503 — ECM-530B — Speed signal — Signal missing |
| P0506 — ECM-951D — Engine control module (ECM), idle control — Signal too low |
| P0507 — ECM-951C — Engine control module (ECM), idle control — Signal too high |
| P0530 — ECM-520B — A/C pressure sensor — Signal missing |
| P0531 — ECM-5200 — A/C pressure sensor — Faulty signal |
| P0532 — ECM-520D — A/C pressure sensor — Signal too low |
| P0533 — ECM-520C — A/C pressure sensor — Signal too high |
| P0560 — ECM-8200 — Battery voltage — Faulty signal |
| P0561 — ECM-800B — System relay — Signal too low |
| P0562 — ECM-820D — Battery voltage — Signal too low |
| P0563 — ECM-820C — Battery voltage — Signal too high |
| P0564 — ECM-930B — Control module, communication fault — Signal missing |
| P0571 — ECM-900B — Brake pedal sensor — Signal missing |
| P0573 — ECM-900C — Brake pedal sensor — Signal too low |
| P0579 — ECM-9300 — Control module, communication fault — Faulty signal |
| P0580 — ECM-930D — Control module, communication fault — Signal too low |
| P0581 — ECM-930C — Control module, communication fault — Signal too high |
| P0602 — ECM-5110 –Malfunction indicator light CEM — Faulty signal |
| P0604 — ECM-9970 — Memory error RAM — Faulty signal |
| P0605 — ECM-9980 — Memory error ROM — Faulty signal |
| P0606 — ECM-9990 — Engine control module (ECM) — Faulty signal |
| P0607 — ECM-9800 — Engine control module (ECM), torque signal — Internal fault |
| P0607 — ECM-9810 — Engine control module (ECM), engine rpm — Internal fault |
| P0607 — ECM-9820 — Engine control module (ECM), load signal — Internal fault |
| P0607 — ECM-983B — Engine control module (ECM) — Internal fault |
| P0607 — ECM-983C — Engine control module (ECM) — Internal fault |
| P0607 — ECM-983D — Engine control module (ECM) — Internal fault |
| P0607 — ECM-9840 — Engine control module (ECM) — Internal fault |
| P0607 — ECM-984B — Engine control module (ECM) — Internal fault |
| P0607 — ECM-9860 — Engine control module (ECM) — Internal fault |
| P0607 — ECM-720B — Engine control module (ECM) internal fault — Signal missing |
| P0607 — ECM-9850 — Engine control module (ECM) — Internal fault |
| P0627 — ECM-291B — Fuel pump control module — Signal missing |
| P0628 — ECM-291D — Fuel pump control module — Signal too low |
| P0629 — ECM-291C — Fuel pump control module — Signal too high |
| P0634 — ECM-7010 — Engine control module high temperature — Faulty signal |
| P0634 — ECM-7020 — Engine control module high temperature — Faulty signal |
| P0638 — ECM-9270 — Throttle unit — Faulty signal |
| P0642 — ECM-810D — Power supply (5 volt) — Signal too low |
| P0643 — ECM-810C — Power supply (5 volt) — Signal too high |
| P0645 — ECM-630B — Air conditioning (A/C) relay — Signal missing |
| P0646 — ECM-630D — Air conditioning (A/C) relay — Signal too low |
| P0647 — ECM-630C — Air conditioning (A/C) relay — Signal too high |
| P0650 — ECM-660B — Malfunction indicator lamp (MIL) — Signal missing |
| P0650 — ECM-660C — Malfunction indicator lamp (MIL) — Signal too high |
| P0650 — ECM-660D — Malfunction indicator lamp (MIL) — Signal too low |
| P0668 — ECM-700D — Engine control module (ECM), Internal fault — Signal too low |
| P0669 — ECM-700C — Engine control module (ECM), Internal fault — Signal too high |
| P0700 — ECM-5100 — Malfunction indicator light TCM — Faulty signal |
| P0700 — ECM-5130 — Malfunction indicator light TCM — Faulty signal |
| P0700 — ECM-513B — Malfunction indicator light TCM — Signal missing |
| P0727 — ECM-330B — Engine speed (RPM) sensor — Faulty signal |
| P0805 — ECM-910B — Clutch pedal sensor — Signal missing |
| P0806 — ECM-9100 — Clutch pedal sensor — Faulty signal |
| P0807 — ECM-910D — Clutch pedal sensor — Signal too low |
| P0808 — ECM-910C — Clutch pedal sensor — Signal too high |
| P0863 — ECM-512B — Malfunction indicator light communication — Signal missing |
| P1124 — ECM-92B0 — Throttle unit — Faulty signal |
| P1124 — ECM-92D0 — Throttle unit — Faulty signal |
| P1136 — ECM-680B — Cooling fan for control modules — Signal missing |
| P1136 — ECM-680C — Cooling fan for control modules — Signal too high |
| P1136 — ECM-680D — Cooling fan for control modules — Signal too low |
| P1167 — ECM-92CC — Throttle unit — Signal too high |
| P1167 — ECM-92CD — Throttle unit — Signal too low |
| P1480 — ECM-620B — Engine cooling fan (FC) control module — Signal too low |
| P1481 — ECM-650D — Engine cooling fan (FC) — Signal too low |
| P1482 — ECM-650C — Engine cooling fan (FC) — Signal too high |
| P1526 — ECM-960C — Engine control module (ECM), torque signal — Internal fault |
| P1646 — ECM-2450 — Front heated oxygen sensor, bank 1 — Faulty signal |
| P1646 — ECM-245B — Front heated oxygen sensor, bank 1 — Signal missing |
| P1646 — ECM-245C — Front heated oxygen sensor, bank 1 — Signal too high |
| P1646 — ECM-245D — Front heated oxygen sensor, bank 1 — Signal too low |
| P1647 — ECM-2550 — Front heated oxygen sensor, bank 2 — Faulty signal |
| P1647 — ECM-255B — Front heated oxygen sensor, bank 2 — Signal missing |
| P1647 — ECM-255C — Front heated oxygen sensor, bank 2 — Signal too high |
| P1647 — ECM-255D — Front heated oxygen sensor, bank 2 — Signal too low |
| P2065 — ECM-440D — Fuel level sensor — Signal too low |
| P2096 — ECM-24BC — Front heated oxygen sensor, bank 1 — Signal too high |
| P2097 — ECM-24BD — Front heated oxygen sensor, bank 1 — Signal too low |
| P2098 — ECM-25BC — Front heated oxygen sensor, bank 2 — Signal too high |
| P2099 — ECM-25BD — Front heated oxygen sensor, bank 2 — Signal too low |
| P2101 — ECM-9240 — Engine control module (ECM) — Faulty signal |
| P2108 — ECM-929C — Engine control module (ECM) — Signal too high |
| P2108 — ECM-929D — Engine control module (ECM) — Signal too low |
| P2108 — ECM-9290 — Engine control module (ECM) — Faulty signal |
| P2109 — ECM-92E0 — Engine control module (ECM) — Internal fault |
| P2111 — ECM-925C — Throttle unit — Signal too high |
| P2111 — ECM-925D — Throttle unit — Signal too low |
| P2112 — ECM-926C — Throttle unit — Signal too high |
| P2112 — ECM-926D — Throttle unit — Signal too low |
| P2119 — ECM-9280 — Throttle unit — Faulty signal |
| P2121 — ECM-9700 — Accelerator pedal position sensor, digital signal — Faulty signal |
| P2121 — ECM-970B — Accelerator pedal position sensor, digital signal — Signal missing |
| P2122 — ECM-941D — Accelerator pedal position sensor, digital signal — Signal too low |
| P2123 — ECM-941C — Accelerator pedal position sensor, digital signal — Signal too high |
| P2126 — ECM-9400 — Accelerator pedal position sensor, analog signal — Faulty signal |
| P2127 — ECM-940D — Accelerator pedal position sensor, analog signal — Signal too low |
| P2128 — ECM-940C — Accelerator pedal position sensor, analog signal — Signal too high |
| P2131 — ECM-9000 — Brake pedal sensor — Faulty signal |
| P2135 — ECM-9200 — Throttle position sensor — Faulty signal |
| P2177 — ECM-21EC — Adaptive heated oxygen sensor control, bank 1 — Signal too high |
| P2177 — ECM-212C — Adaptive heated oxygen sensor control, bank 1 — Signal too high |
| P2178 — ECM-21ED — Adaptive heated oxygen sensor control, bank 1 — Signal too low |
| P2178 — ECM-212D — Adaptive heated oxygen sensor control, bank 1 — Signal too low |
| P2179 — ECM-213C — Adaptive heated oxygen sensor control, bank 2 — Signal too high |
| P2179 — ECM-21FC — Adaptive heated oxygen sensor control, bank 2 — Signal too high |
| P2180 — ECM-213D — Adaptive heated oxygen sensor control, bank 2 — Signal too low |
| P2180 — ECM-21FD — Adaptive heated oxygen sensor control, bank 2 — Signal too low |
| P2187 — ECM-21EB — Adaptive heated oxygen sensor control, bank 1 — Signal missing |
| P2187 — ECM-216C — Adaptive heated oxygen sensor control, bank 1 — Signal too high |
| P2188 — ECM-21E0 — Adaptive heated oxygen sensor control, bank 1 — Faulty signal |
| P2188 — ECM-216D — Adaptive heated oxygen sensor control, bank 1 — Signal too low |
| P2189 — ECM-217C — Adaptive heated oxygen sensor control, bank 2 — Signal too high |
| P2189 — ECM-21FB — Adaptive heated oxygen sensor control, bank 2 — Signal missing |
| P2190 — ECM-217D — Adaptive heated oxygen sensor control, bank 2 — Signal too low |
| P2190 — ECM-21F0 — Adaptive heated oxygen sensor control, bank 2 — Faulty signal |
| P2191 — ECM-210C — Adaptive heated oxygen sensor control, bank 1 — Signal too high |
| P2192 — ECM-210D — Adaptive heated oxygen sensor control, bank 1 — Signal too low |
| P2193 — ECM-211C — Adaptive heated oxygen sensor control, bank 2 — Signal too high |
| P2194 — ECM-211D — Adaptive heated oxygen sensor control, bank 2 — Signal too low |
| P2195 — ECM-24B0 — Front heated oxygen sensor, bank 1 — Faulty signal |
| P2196 — ECM-24BB — Front heated oxygen sensor, bank 1 — Signal missing |
| P2197 — ECM-25B0 — Front heated oxygen sensor, bank 2 — Faulty signal |
| P2198 — ECM-25BB — Front heated oxygen sensor, bank 2 — Signal missing |
| P2227 — ECM-1130 — Atmospheric pressure sensor — Faulty signal |
| P2227 — ECM-113B — Atmospheric pressure sensor — Signal missing |
| P2227 — ECM-113C — Atmospheric pressure sensor — Signal too high |
| P2227 — ECM-113D — Atmospheric pressure sensor — Signal too low |
| P2228 — ECM-112D — Atmospheric pressure sensor — Signal too low |
| P2229 — ECM-112C — Atmospheric pressure sensor — Signal too high |
| P2231 — ECM-243B — Front heated oxygen sensor, bank 1 — Signal missing |
| P2232 — ECM-2220 — Rear heated oxygen sensor, bank 1 — Faulty signal |
| P2234 — ECM-253B — Front heated oxygen sensor, bank 2 — Signal missing |
| P2235 — ECM-2320 — Rear heated oxygen sensor, bank 2 — Faulty signal |
| P2237 — ECM-247B — Front heated oxygen sensor, bank 1 — Signal missing |
| P2238 — ECM-2470 — Front heated oxygen sensor, bank 1 — Faulty signal |
| P2239 — ECM-247C — Front heated oxygen sensor, bank 1 — Signal too high |
| P2240 — ECM-257B — Front heated oxygen sensor, bank 2 — Signal missing |
| P2241 — ECM-2570 — Front heated oxygen sensor, bank 2 — Faulty signal |
| P2242 — ECM-257C — Front heated oxygen sensor, bank 2 — Signal too high |
| P2243 — ECM-249B — Front heated oxygen sensor, bank 1 — Signal missing |
| P2247 — ECM-259B — Front heated oxygen sensor, bank 2 — Signal missing |
| P2251 — ECM-24AB — Front heated oxygen sensor, bank 1 — Signal missing |
| P2254 — ECM-25AB — Front heated oxygen sensor, bank 2 — Signal missing |
| P2281 — ECM-640C — Turbocharger (TC) control — Signal too high |
| P2281 — ECM-640D — Turbocharger (TC) control — Signal too low |
| P2300 — ECM-360D — Ignition coil cyl 1, signal — Signal too low |
| P2301 — ECM-360C — Ignition coil cyl 1, signal — Signal too high |
| P2303 — ECM-361D — Ignition coil cyl 2, signal — Signal too low |
| P2304 — ECM-361C — Ignition coil cyl 2, signal — Signal too high |
| P2306 — ECM-362D — Ignition coil cyl 3, signal — Signal too low |
| P2307 — ECM-362C — Ignition coil cyl 3, signal — Signal too high |
| P2309 — ECM-363D — Ignition coil cyl 4, signal — Signal too low |
| P2310 — ECM-363C — Ignition coil cyl 4, signal — Signal too high |
| P2312 — ECM-364D — Ignition coil cyl 5, signal — Signal too low |
| P2313 — ECM-364C — Ignition coil cyl 5, signal — Signal too high |
| P2315 — ECM-365D — Ignition coil cyl 6, signal — Signal too low |
| P2316 — ECM-365C — Ignition coil cyl 6, signal — Signal too high |
| P2400 — ECM-433B — Leakage diagnostic unit, pump — Signal missing |
| P2401 — ECM-433D — Leakage diagnostic unit, pump — Signal too low |
| P2402 — ECM-433C — Leakage diagnostic unit, pump — Signal too high |
| P2404 — ECM-4360 — Leak diagnostic unit — Faulty signal |
| P2405 — ECM-436D — Leak diagnostic unit — Signal too low |
| P2406 — ECM-436C — Leak diagnostic unit — Signal too high |
| P2407 — ECM-436B — Leak diagnostic unit – Signal missing |
| P240A — ECM-431B — Leakage diagnostic unit, preheating — Signal missing |
| P240B — ECM-431D — Leakage diagnostic unit, preheating — Signal too low |
| P240C — ECM-431C — Leakage diagnostic unit, preheating — Signal too high |
| P2414 — ECM-24C0 — Front heated oxygen sensor, bank 1 — Faulty signal |
| P2415 — ECM-25C0 — Front heated oxygen sensor, bank 2 — Faulty signal |
| P2418 — ECM-432B — Leak diagnostic unit, valve — Signal missing |
| P2419 — ECM-432D — Leak diagnostic unit, valve — Signal too low |
| P2420 — ECM-432C — Leak diagnostic unit, valve — Signal too high |
| P250B — ECM-5500 — Oil level — Faulty signal |
| P250C — ECM-550D — Oil level — Signal too low |
| P2510 — ECM-8210 — System relay — Faulty signal |
| P2511 — ECM-821B — System relay — Signal missing |
| P2626 — ECM-246B — Front heated oxygen sensor, bank 1 — Signal missing |
| P2629 — ECM-256B — Front heated oxygen sensor, bank 2 — Signal missing |
| U0001 — ECM-A130 — Communication control module — Signal missing |
| U0002 — ECM-E000 — Communication control module — Internal fault |
| U0073 — ECM-E003 — Configuration error — Faulty signal |
| U0103 — ECM-7300 — Gear-shift position sensor — Faulty signal |
| U0167 — ECM-710B — Communication Immobilizer — Signal missing |
| U0401 — ECM-A020 — Configuration error — Signal missing |
| U0426 — ECM-7100 — Communication Immobilizer — Faulty signal |
Why Do The Fault Codes Appear?
Fault codes appear for various reasons, mainly indicating that something isn’t functioning as it should. Modern Volvos are equipped with sophisticated onboard diagnostic systems. These systems constantly monitor vehicle components and performance.
When a part malfunctions or operates outside its normal parameters, the system generates a fault code. This acts as a warning sign for drivers to take action before minor issues escalate into major problems.
Environmental factors can also contribute to these codes. Extreme temperatures, humidity, or even poor fuel quality may trigger alerts within the system.
Sometimes, regular maintenance neglect can lead to fault code appearances too. Worn-out parts or insufficiently serviced components create an environment ripe for errors.
Understanding why these codes arise is crucial in maintaining your Volvo’s health and ensuring smooth operation on the road.
How To Reset A Volvo Fault Code ?
Resetting a Volvo fault code can be straightforward. Start by turning off the ignition and disconnecting the car battery. This method often clears temporary codes that might not indicate an ongoing issue.
Another option is using an OBD-II scanner. Connect it to the vehicle’s diagnostic port, usually found under the dashboard near the steering column. Follow prompts on the device to clear any stored codes.
If you prefer a manual approach, some Volvo models allow for resetting through specific button combinations on the dashboard while turning on the ignition. Check your owner’s manual for exact instructions tailored to your model.
Always remember, simply resetting a fault code doesn’t fix underlying issues. It’s crucial to diagnose problems first before clearing them from memory.
Do These To Prevent Volvo Error Codes ?
Maintaining your Volvo is key to minimizing the appearance of error codes. Regular maintenance checks should be a priority. This includes oil changes, air filter replacements, and fluid inspections.
Inspecting electrical connections can prevent issues too. Loose or corroded connectors often trigger fault codes. Ensure that all wiring harnesses are secure and free from damage.
Keeping your software updated is equally important. Manufacturers frequently release updates that enhance performance and fix bugs that might result in error messages.
Drive responsibly to avoid undue stress on your vehicle’s systems. Aggressive driving can lead to premature wear and tear, increasing the likelihood of faults emerging.
Always use genuine parts when replacing components. Non-OEM parts may not meet the quality standards of your Volvo, leading to compatibility issues down the line.
How To Read Volvo Fault Codes Without A Reader?
Reading Volvo fault codes without a dedicated reader can be done with some clever techniques. Many Volvo models have a built-in diagnostic feature that allows you to access basic error codes through the vehicle’s dashboard.
To start, turn on your car’s ignition without starting the engine. This means turning the key to position II. Next, locate and press the trip odometer reset button on your dashboard. While holding this button down, turn the ignition off and then back on again while continuing to hold it in. After about 10 seconds, release the button.
If successful, you will see a series of fault codes flash up on your dashboard display or trip meter. These alphanumeric sequences represent various issues within your vehicle systems—such as engine performance or transmission faults.
Decoding these messages involves cross-referencing them with an online database or manual specific to your Volvo model year and system specifications. Each code corresponds to particular components or functions within your car that may need attention.
Keep in mind that not all fault codes will be accessible this way; more complex issues still necessitate professional equipment for accurate diagnosis.
With patience and attention to detail, identifying potential problems becomes much easier even without advanced tools at hand!