Volvo S40 (1996–2004) – Engine Control Module (ECM) fault codes

122 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.

All control modules for the Volvo S40 (1996–2004)

Code	Meaning	Applies to
ECM-0100	Air flow sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0105	Atmospheric pressure sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0110	Air temperature sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0115	Engine temperature sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0120	Throttle position sensor, channel 1. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0125	Lambda probe signal. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0130	Front lambda probe. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0135	Front lambda probe, pre-heating. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0136	Rear lambda probe, signal. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0141	Rear lambda probe, pre-heating. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0170	Lambda integrator. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0190	Fuel pressure sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0201	Injection valve 1. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0202	Injection valve 2. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0203	Injection valve 3. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0204	Injection valve 4. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0220	Accelerator pedal position sensor, channel 1. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0225	Throttle position sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0300	Misfiring. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0301	Misfiring, cylinder 1. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0302	Misfiring, cylinder 2. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0303	Misfiring, cylinder 3. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0304	Misfiring, cylinder 4. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0325	Knock sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0335	Engine speed (RPM) sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0340	Camshaft position (CMP) sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0403	EGR control servo. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0420	Catalytic converter efficiency. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0425	Catalytic converter temperature sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0443	EVAP valve. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0500	Speed sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0530	conditioning (A/C) pressure switch (Pressostat). Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-0551	Power steering. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1111	Accelerator pedal position sensor. Idling switch faulty signal. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1112	Impulse sensor. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1113	Needle lift sensor. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1114	Secondary speed. Signal too high1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1121	Engine temperature sensor. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1122	Air temperature sensor inlet. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1123	Fuel temperature sensor. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1124	Atmospheric pressure. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1131	Mass air flow sensor. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1132	Speed signal. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1133	Battery voltage. Battery voltage too low1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1134	Engine control module. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1142	Brake pedal switch. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1144	Cruise control switch. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-1200	Injector output stage. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1220	Electronic throttle module. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1221	Electronic throttle module signal. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1223	Electronic throttle module communication. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1224	Electronic throttle module, servo 1. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1225	Accelerator pedal position sensor, channel 2. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1228	Electronic throttle module, servo 2. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1500	FR alternator. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1515	Brake vacuum sensor. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1610	Immobilizer. Faulty signal2001–2004 · Engine B4184SJ only	2001–2004 · Engine B4184SJ only
ECM-1801	Engine coolant temperature (ECT) sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1802	Intake air temperature (IAT) sensor. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1803	Atmospheric pressure sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1804	Boost pressure sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1805	Fuel temperature sensor. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1806	Mass air flow (MAF) sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1807	Engine speed (RPM) sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1808	Camshaft position (CMP) sensor / engine speed (RPM) sensor Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1809	Fuel pressure sensor. Faulty power supply2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-180A	Accelerator pedal (AP) position sensor 1. Faulty power supply2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-180B	Accelerator pedal (AP) position sensor 22001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-180C	EGR position sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-180F	Power supply sensor 1. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1810	Power supply sensor 2. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1811	Vehicle speed signal. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1813	System relay. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1814	EGR valve. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1815	Turbocharger (TC) control valve. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1816	Glow plug relay. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1817	Engine cooling fan (FC) relay, 1/2 speed. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1818	Engine cooling fan (FC) relay, 1/1 speed. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-181A	Air conditioning (A/C) pressure sensor. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-181C	Glow plug indicator lamp. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-181D	Malfunction indicator lamp (MIL). Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-181E	Engine coolant temperature (ECT) warning lamp. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1822	Fuel pressure control valve. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1826	Glow plug relay, position. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1828	Brake pedal switch. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1829	Clutch pedal switch. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-182A	Battery voltage. Battery voltage too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-182B	Power supply +15. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-182C	Cruise control. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-182E	Injector 1. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-182F	Injector 4. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1830	Injector 3. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1831	Injector 2. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1834	Relay, engine coolant heater 1. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1836	Relay, engine coolant heater 2. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1837	Fuel consumption signal. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-183A	Injector driver. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-183E	Immobilizer communication. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-183F	Engine control module (ECM). Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1880	Engine control module (ECM). Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1881	Fuel pressure control valve. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1882	Fuel pressure. Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1885	Engine control module (ECM). Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1886	Engine control module (ECM). Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1888	Engine control module (ECM). Faulty signal2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-1889	Stop shutter. Signal too low2001–2004 · Engine D4192T3, D4192T4 only	2001–2004 · Engine D4192T3, D4192T4 only
ECM-2211	Malfunction indicator light. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2212	Glow warning lamp. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2213	System relay. Signal faulty1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2214	Glow plug relay control. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2221	Injection timing valve. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2222	EGR converter. Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2223	Signal too low. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-2224	Auxiliary heater relay. Signal faulty. Intermittent fault1999 · Engine D4192T2 only	1999 · Engine D4192T2 only
ECM-3311	Injection timing. Signal faulty1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4411	Fuel cut-off valve. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4412	Fuel quantity regulation. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4413	Position sensor. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4421	Engine control module. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4422	Engine control module. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4423	Engine control module. Signal faulty. Intermittent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only
ECM-4433	Immobilizer, communication fault. Signal faulty. Permanent fault1999–2000 · Engine D4192T2 only	1999–2000 · Engine D4192T2 only