Volvo V70 XC (1998–2000) – Engine Control Module (ECM) fault codes

115 fault codes

The same fault code can mean different things depending on model year and engine. Each meaning is therefore shown on its own row, with exactly which cars it applies to.

Code	Meaning	Applies to
ECM-1000	Control module. Signal too high/Signal too low. Intermittent fault1999–2000	1999–2000
ECM-1100	Outside temperature sensor. Signal too high. Intermittent fault1999–2000	1999–2000
ECM-1200	Intake Air Temperature (IAT) Sensor. Signal too high. Permanent fault1999–2000	1999–2000
ECM-1300	Mass air flow (MAF) sensor. Flow too low. Intermittent fault1999–2000	1999–2000
ECM-130A	Air flow. Faulty flow2000	2000
ECM-1600	Boost pressure sensor. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-170F	Atmospheric pressure sensor/boost pressure sensor range check. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-2000	Engine coolant temperature (ECT) sensor. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-201A	Thermostat. Faulty signal2000	2000
ECM-2310	Injector 1. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2320	Injector 2. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2330	Injector 3. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2340	Injector 4. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2350	Injector 5. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2400	Fuel pump (FP) relay. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-260A	Long-term fuel trim. Lower limit1999–2000	1999–2000
ECM-261A	Long-term fuel trim. Upper limit1999–2000	1999–2000
ECM-262A	Long-term fuel trim. Lower limit1999–2000	1999–2000
ECM-268A	Long-term fuel trim. Faulty signal1999–2000	1999–2000
ECM-280A	Front heated oxygen sensor (HO2S), faulty signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2810	Front heated oxygen sensor (HO2S), preheating Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-2A0A	Rear heated oxygen sensor (HO2S). Signal missing. Intermittent fault1999–2000	1999–2000
ECM-2A1A	Rear heated oxygen sensor (HO2S) aging Signal too high. Intermittent fault1999–2000	1999–2000
ECM-2A2A	Rear heated oxygen sensor (HO2S) preheating. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-3000	Camshaft position (CMP) sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-3100	Engine speed (RPM) sensor. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3300	Ignition coil cylinder 1, signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3310	Ignition coil cylinder 2, signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3320	Ignition coil cylinder 3, signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3330	Ignition coil cylinder 4, signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3340	Ignition coil cylinder 5, signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-3400	Knock sensor (KS), test pulse. Signal too high/signal too low. Intermittent fault1999–2000	1999–2000
ECM-3410	Knock sensor (KS) front. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-3420	Knock sensor (KS) rear. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-34E0	Knock sensor (KS), offset. Signal too high/signal too low. Intermittent fault1999–2000	1999–2000
ECM-34F0	Knock sensor (KS), test pulse. Signal too high/signal too low. Intermittent fault1999–2000	1999–2000
ECM-3502	Misfire, at least one cylinder1999	1999
ECM-3503	Misfire, at least one cylinder1999–2000	1999–2000
ECM-3512	Misfire, emission. Faulty signal. Permanent fault1999	1999
ECM-3513	Misfire, three-way catalytic converter (TWC) damage. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-3522	Misfire, emission. Faulty signal. Permanent fault1999	1999
ECM-3523	Misfire, three-way catalytic converter (TWC) damage. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-3532	Misfire, emission. Faulty signal. Permanent fault1999	1999
ECM-3533	Misfire, three-way catalytic converter (TWC) damage. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-3542	Misfire, emission. Faulty signal. Permanent fault1999	1999
ECM-3543	Misfire, three-way catalytic converter (TWC) damage. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-3552	Misfire, emission. Faulty signal. Permanent fault1999	1999
ECM-3553	Misfire, three-way catalytic converter (TWC) damage. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-4000	Canister purge (CP) valve. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-4008	Canister purge (CP) valve leakage. Permanent fault1999	1999
ECM-4008	Canister purge (CP) valve. Leakage2000	2000
ECM-4010	EVAP canister shut-off valve. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-4019	EVAP canister shut-off valve closed. Flow fault, intermittent1999	1999
ECM-4019	EVAP canister shut-off valve. Flow fault2000	2000
ECM-4020	Fuel tank pressure sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-4050	Fuel level sensor. Signal too high.1999–2000	1999–2000
ECM-4308	Leak diagnostic. Major leak. Permanent fault1999	1999
ECM-4308	Leak diagnostic. Large leak2000	2000
ECM-430C	Leak diagnostic. Smallest leak2000	2000
ECM-430D	Leak diagnostic. Minor leak. Intermittent fault1999	1999
ECM-430D	Leak diagnostic. Small leak2000	2000
ECM-4338	Fuel tank filler cap missing1999–2000	1999–2000
ECM-4801	Three-way catalytic converter (TWC) efficiency. Permanent fault1999–2000	1999–2000
ECM-5000	Air conditioning (A/C) pressure sensor. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-510F	Vehicle speed signal1999–2000	1999–2000
ECM-530B	Control module communication1999–2000	1999–2000
ECM-530D	Diagnostic Trouble Code (DTC) in another control module1999–2000	1999–2000
ECM-531D	Control module, internal fault1999–2000	1999–2000
ECM-6000	Air conditioning (A/C) relay signal. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-6110	Engine cooling fan (FC) relay low speed. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-6120	Engine cooling fan (FC) relay, faulty signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-6300	ETS-lamp output. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-6310	Malfunction indicator lamp (MIL) lights in the event of an ETS fault1999–2000	1999–2000
ECM-6440	Camshaft reset valve. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-644A	Reset valve, camshaft. Slow regulation/Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-6800	Turbocharger (TC) control valve. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-6805	Turbocharger (TC) control valve. Pressure too high. Permanent/Intermittent fault1999–2000	1999–2000
ECM-6806	Turbocharger (TC) control system flow fault. Flow too low. Permanent/Intermittent fault1999–2000	1999–2000
ECM-6B00	Malfunction indicator lamp (MIL) signal. Signal missing. Intermittent fault1999–2000	1999–2000
ECM-710A	Real time clock1999–2000	1999–2000
ECM-715D	Temperature sensor control module1999–2000	1999–2000
ECM-716D	Temperature sensor control module1999–2000	1999–2000
ECM-7180	Temperature sensor control module. Signal too high/Signal too low. Intermittent fault1999–2000	1999–2000
ECM-720A	Immobilizer communication. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-8010	System relay output. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-8410	5 volt power supply. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-901A	Communication control module, communication problems. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-901E	Engine control module (ECM). Internal fault1999–2000	1999–2000
ECM-902A	Communication with throttle unit. Signal too high/Signal missing1999–2000	1999–2000
ECM-903F	Throttle position (TP). Signal missing. Intermittent fault1999–2000	1999–2000
ECM-910E	Throttle valve. Internal fault1999–2000	1999–2000
ECM-911A	Throttle unit communication. Faulty communication1999–2000	1999–2000
ECM-912A	Communication with the engine control module (ECM). Signal missing1999–2000	1999–2000
ECM-913F	Throttle position (TP). Non plausible request1999–2000	1999–2000
ECM-914F	Throttle position (TP) sensor 1 and 2. Faulty signal1999–2000	1999–2000
ECM-9150	Throttle position (TP) sensor 1. Faulty signal1999–2000	1999–2000
ECM-9160	Throttle position (TP) sensor 2. Faulty signal1999–2000	1999–2000
ECM-917F	Accelerator pedal position. Faulty signal1999–2000	1999–2000
ECM-9180	Accelerator pedal (AP) position sensor. Faulty signal1999–2000	1999–2000
ECM-9190	Throttle position (TP). Faulty current1999–2000	1999–2000
ECM-91A7	Throttle position (TP). Faulty control1999–2000	1999–2000
ECM-91B7	Throttle position (TP). Faulty position1999–2000	1999–2000
ECM-91CF	Brake pedal position. Faulty signal1999–2000	1999–2000
ECM-91DF	Brake pedal position. Faulty position1999–2000	1999–2000
ECM-91E0	Throttle valve. Too high supply voltage1999–2000	1999–2000
ECM-91F0	Throttle position (TP). Faulty current1999–2000	1999–2000
ECM-928C	Cruise Control. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-9300	Clutch pedal position sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-9400	Brake pedal position sensor. Faulty signal. Permanent fault1999–2000	1999–2000
ECM-9520	Accelerator pedal (AP) position sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-9530	Accelerator pedal (AP) position sensor, faulty signal. Signal too low. Intermittent fault1999–2000	1999–2000
ECM-9540	Accelerator pedal (AP) sensor power supply. Signal too low1999–2000	1999–2000
ECM-958F	Accelerator pedal (AP) position sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-959F	Accelerator pedal (AP) position sensor. Faulty signal. Intermittent fault1999–2000	1999–2000
ECM-981A	Torque. Too high torque1999–2000	1999–2000
ECM-982A	Air mass. Level too low1999–2000	1999–2000
ECM-990A	Idle air trim. Speed too high/low1999–2000	1999–2000
ECM-E000	ECU, communication error. Permanent fault1999–2000	1999–2000
ECM-E003	Control unit, internal fault. Signal faulty. Intermittent fault1999–2000	1999–2000

All control modules for the Volvo V70 XC (1998–2000)