OBDII Opel Code Definitions.

Be sure to double check the codes. Anything P1000 to P1999 or P3000 to P3400 will be Manufacturer specific and may not match the ones listed here. Check specific manufacturer pages on the site, as some of them, we list the OBD2 codes on those pages for those specific vehicles.

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Opel Codes
Trouble CodeFault Location
P1100 – P1199 (Fuel and air metering)
P1100Mass air flow (MAF) sensor / manifold absolute pressure (MAP) sensor - implausible signal
P1105Barometric pressure (BARO) sensor - circuit malfunction
P1110Intake manifold air control solenoid 1 - circuit malfunction
P1111Intake manifold air control solenoid 2 - circuit malfunction
P1120Throttle position (TPS) sensor / manifold absolute pressure (MAP) sensor - implausible signal / Accelerator pedal position (APP) sensor A - circuit malfunction
P1122Accelerator pedal position (APP) sensor B - circuit malfunction
P1125Turbocharger (TC) wastegate regulating valve - circuit malfunction
P1130Heated oxygen sensor (HO2S) 1,bank 1 - malfunction
P1170Mixture control (MC),bank 1 - malfunction
P1171Mixture control (MC),engine under load - mixture lean
P1173Engine overheat protection activated - engine temperature above limit
P1180Fuel temperature sensor,in injection pump - malfunction
P1195Engine oil pressure switch - malfunction
P1200 – P1299 (Fuel and air metering – injector circuit)
P1201Injector needle lift sensor - circuit malfunction
P1220Fuel quantity adjustment control - malfunction
P1229Engine control relay - voltage high
P1230Engine control relay - voltage low
P1231Fuel pump relay
P1300 – P1399 (Ignition system or misfire)
P1300Fuel tank - empty
P1326Knock control,cylinder 1 - control limit reached
P1327Knock control,cylinder 2 - control limit reached
P1328Knock control,cylinder 3 - control limit reached
P1329Knock control,cylinder 4 - control limit reached
P1335Fuel injection pump control module - CKP signal missing
P1345Injection pump position sensor - malfunction
P1372Crankshaft position (CKP) sensor - malfunction
P1400 – P1499 (Emission control)
P1404Exhaust gas recirculation (EGR) valve - range / performance problem
P1405Exhaust gas recirculation (EGR) valve position sensor - malfunction
P1410Secondary air injection (AIR) pump relay - circuit malfunction
P1481Engine coolant blower motor relay 1 - malfunction
P1482Engine coolant blower motor relay 2 - malfunction
P1483Engine coolant blower motor relay 3 - malfunction
P1500 – P1599 (Vehicle or idle speed control)
P1500Electronic throttle system (ETS) - circuit malfunction
P1501Immobilizer control module - program error
P1502Immobilizer control module - no signal)
P1503Immobilizer control module - incorrect signal
P1508Idle air control (IAC) valve - circuit malfunction
P1509Idle air control (IAC) valve - circuit malfunction
P1510Closed throttle position (CTP) switch - circuit malfunction
P1515Idle air control (IAC) valve - circuit malfunction
P1520Electronic throttle system (ETS) - supply voltage
P1523Electronic throttle system (ETS) - malfunction
P1525Electronic throttle system (ETS),limp home position - malfunction
P1526Electronic throttle system (ETS),adaptation - malfunction
P1530AC cut - off relay - circuit malfunction
P1540AC refrigerant pressure sensor - circuit malfunction
P1546AC compressor clutch,signal - circuit malfunction
P1550Electronic throttle system (ETS) - in emergency mod
P1551Electronic throttle system (ETS),engine torque monitoring continuously above limit
P1555Throttle posi6on (TP) sensor A / mass air flow (MAF) sensor - implausible signal
P1560System voltage,battery - out of limits
P1571Brake pedal position (BPP) switch - circuit malfunction
P1572Engine control module (ECM) / Immobilizer control module - no Immobilizer signal
P1573Engine control module (ECM) / Immobilizer control module - incorrect Immobilizer signal
P1600 – P1699 (ECM – computer output circuit)
P1600Engine control module (ECM) - program error
P1601Module temperature switch,ECM - temperature high
P1602Knock control - RAM malfunction
P1604Engine control module (ECM) - defective
P1605Engine control module (ECM) - coding
P1606Engine control module (ECM) - defective
P1610lmmobilizer control module - program error
P1611Immobilizer control module - incorrect security code entered
P1612Immobilizer control module - no / incorrect signal
P1613Immobilizer control module - no / incorrect signal
P1614Immobilizer control module - incorrect signal
P1615Immobilizer control module / multifunction control module communication - incorrect code
P1616Immobilizer control module / instrumentation control module communication - incorrect code
P1618Engine control module (ECM) - malfunction
P1620Engine control module (ECM),supply voltage - out of limits
P1621Engine control module (ECM) - defective
P1622Fuel pump relay
P1625Engine control module (ECM) - malfunction
P1631Fuel injection pump control module - defective
P1635Engine control module (ECM) - defective
P1640Engine control module (ECM),MIURPM / fuel consumption signal (s) - circuit malfunction
P1650Malfunction indicator lamp (MIL) - circuit malfunction
P1651Fuel injection pump control module,CAN data bus - malfunction
P1660Fuel shut - off solenoid - circuit malfunction
P1690Malfunction indicator lamp (MIL) - circuit malfunction
P1694Glow plug warning lamp - circuit malfunction
P1700 – P1799 (Transmission)
P1700Transmission control module (TCM) - service request signal
P1705Park / neutral position (PNP) switch - incorrect signal
P1725Injector needle lift sensor - incorrect signal
P1740AT torque control,signal - malfunction
P1743Torque converter clutch - vibration
P1760System voltage,ignition - out of limits
P1780Throttle position (TP) sensor,traction control - circuit malfunction
P1781CAN data bus,ECM actual torque signal - malfunction detected
P1790CAN data bus,ECM/TCM communication - malfunction detected
P1792CAN data bus,ECMITCM communication - malfunction detected
P1800 – P1899 (Transmission)
P1800System voltage,ignition - out of limits
P1813AT torque control,signal - malfunction
P1835Transmission kick - down switch - circuit malfunction
P1842Throttle position (TP) sensor signal out of range
P1843Engine coolant temperature (ECT) sensor - signal out of range
P1844Engine control module (ECM),torque control - signal out of range
P1845Transmission ratio monitor - circuit malfunction / AT torque control,signal - malfunction
P1847Transmission control module (TCM),multiplexing - no signal
P1850Shift solenoid (SS) 'C',band apply - circuit malfunction
P1860Torque converter clutch (TCC) solenoid - circuit malfunction
P1870Torque converter clutch (TCC) - inoperative
P1890Throttle position (TP) sensor - circuit malfunction / CAN data bus,ECMITCM communication - malfunction detected
P1895Engine control module (ECM),actual torque signal - circuit malfunction