OPEL OBD II DTC Diagnostic Trouble Codes

Opel vehicles are known for their reliability and performance, but like any vehicle, they can experience issues over time. If you’re experiencing issues with your Opel, the first thing you’ll want to do is check the check engine light. If the light is on, it means there’s a problem with your vehicle that needs to be addressed. One of the best ways to diagnose the issue is by understanding Opel OBD-II Diagnostic Trouble Codes (DTCs).

DTCs are codes that are stored in your vehicle’s computer when a problem is detected. These codes can be read using a code reader or scanner, which is commonly available at auto parts stores or can be purchased online. Once you’ve obtained the code, you can use our guide to decode it and determine the issue with your vehicle.

Opel OBD-II Diagnostic Trouble Codes are typically four digits, with the first digit indicating the system or component that’s experiencing the issue. For example, a code starting with “P” indicates an issue with the powertrain, while a code starting with “B” indicates an issue with the body or chassis.

Our guide provides a comprehensive list of Opel OBD-II Diagnostic Trouble Codes, along with their meanings and potential causes. Armed with this information, you can troubleshoot the issue with your vehicle and determine the best course of action for repairs.

It’s important to note that while DTCs can help diagnose issues with your Opel, they’re not always 100% accurate. Sometimes, multiple codes may be triggered at once, or a code may be triggered due to a faulty sensor rather than an actual issue with the component. If you’re unsure about the issue with your Opel, it’s always best to consult with a professional mechanic.

In conclusion, understanding Opel OBD-II Diagnostic Trouble Codes is essential for any Opel owner. With our guide, you can decode the DTCs and troubleshoot the issue with your vehicle, saving you time and money on repairs.

OPEL OBDII DTC
P1100 Mass air flow (MAF) sensor/manifold absolute pressure (MAP) sensor – implausible signal
P1105 Barometric pressure (BARO) sensor – circuit malfunction
P1110 Intake manifold air control solenoid 1 – circuit malfunction
P1111 Intake manifold air control solenoid 2 – circuit malfunction
P1120 Throttle position (TPS) sensor/manifold absolute pressure (MAP) sensor – implausible
signal /Accelerator pedal position (APP) sensor A – circuit malfunction
P1122 Accelerator pedal position (APP) sensor B – circuit malfunction
P1125 Turbocharger (TC) wastegate regulating valve – circuit malfunction
P1130 Heated oxygen sensor (HO2S) 1, bank 1 – malfunction
P1170 Mixture control (MC), bank 1 – malfunction
P1171 Mixture control (MC), engine under load – mixture lean
P1173 Engine overheat protection activated – engine temperature above limit
P1180 Fuel temperature sensor, in injection pump – malfunction
P1195 Engine oil pressure switch – malfunction
P1201 Injector needle lift sensor – circuit malfunction
P1220 Fuel quantity adjustment control – malfunction
P1229 Engine control relay – voltage high
P1230 Engine control relay – voltage low
P1231 Fuel pump relay
P1300 Fuel tank – empty
P1326 Knock control, cylinder 1 – control limit reached
P1327 Knock control, cylinder 2 – control limit reached
P1328 Knock control, cylinder 3 – control limit reached
P1329 Knock control, cylinder 4 – control limit reached
P1335 Fuel injection pump control module – CKP signal missing
P1345 Injection pump position sensor – malfunction
P1372 Crankshaft position (CKP) sensor – malfunction
P1404 Exhaust gas recirculation (EGR) valve – range /performance problem
P1405 Exhaust gas recirculation (EGR) valve position sensor -malfunction
P1410 Secondary air injection (AIR) pump relay – circuit malfunction
P1481 Engine coolant blower motor relay 1 – malfunction
P1482 Engine coolant blower motor relay 2 – malfunction
P1483 Engine coolant blower motor relay 3 – malfunction
P1500 Electronic throttle system (ETS) – circuit malfunction
P1501 Immobilizer control module – program error
P1502 Immobilizer control module – no signal)
P1503 Immobilizer control module – incorrect signal
P1508 Idle air control (IAC) valve – circuit malfunction
P1509 Idle air control (IAC) valve – circuit malfunction
P1510 Closed throttle position (CTP) switch – circuit malfunction
P1515 Idle air control (IAC) valve – circuit malfunction

P1520 Electronic throttle system (ETS) – supply voltage
P1523 Electronic throttle system (ETS) – malfunction
P1525 Electronic throttle system (ETS), limp home position – malfunction
P1526 Electronic throttle system (ETS), adaptation – malfunction
P1530 AC cut-off relay – circuit malfunction
P1540 AC refrigerant pressure sensor – circuit malfunction
P1546 AC compressor clutch, signal – circuit malfunction
P1550 Electronic throttle system (ETS) – in emergency mod
P1551 Electronic throttle system (ETS), engine torque monitoring continuously above limit
P1555 Throttle posi6on (TP) sensor A/mass air flow (MAF) sensor – implausible signal
P1560 System voltage, battery – out of limits
P1571 Brake pedal position (BPP) switch – circuit malfunction
P1572 Engine control module (ECM)/Immobilizer control module – no Immobilizer signal
P1573 Engine control module (ECM)/Immobilizer control module – incorrect Immobilizer signal
P1600 Engine control module (ECM) – program error
P1601 Module temperature switch, ECM – temperature high
P1602 Knock control – RAM malfunction
P1604 Engine control module (ECM) – defective
P1605 Engine control module (ECM) – coding
P1606 Engine control module (ECM) – defective
P1610 lmmobilizer control module – program error
P1611 Immobilizer control module – incorrect security code entered
P1612 Immobilizer control module – no/incorrect signal
P1613 Immobilizer control module – no/incorrect signal
P1614 Immobilizer control module – incorrect signal
P1615 Immobilizer control module/multifunction control module communication – incorrect code
P1616 Immobilizer control module/instrumentation control module communication – incorrect code
P1618 Engine control module (ECM) – malfunction
P1620 Engine control module (ECM), supply voltage – out of limits
P1621 Engine control module (ECM) – defective
P1622 Fuel pump relay
P1625 Engine control module (ECM) – malfunction
P1631 Fuel injection pump control module – defective
P1635 Engine control module (ECM) – defective
P1640 Engine control module (ECM), MIURPM/fuel consumption signal(s) – circuit malfunction
P1650 Malfunction indicator lamp (MIL) – circuit malfunction
P1651 Fuel injection pump control module, CAN data bus- malfunction
P1660 Fuel shut-off solenoid – circuit malfunction
P1690 Malfunction indicator lamp (MIL) – circuit malfunction
P1694 Glow plug warning lamp – circuit malfunction

P1700 Transmission control module (TCM) – service request signal
P1705 Park/neutral position (PNP) switch – incorrect signal
P1725 Injector needle lift sensor – incorrect signal
P1740 AT torque control, signal – malfunction
P1743 Torque converter clutch – vibration
P1760 System voltage, ignition – out of limits
P1780 Throttle position (TP) sensor, traction control – circuit malfunction
P1781 CAN data bus, ECM actual torque signal – malfunction detected
P1790 CAN data bus, ECM/TCM communication – malfunction detected
P1792 CAN data bus, ECMITCM communication – malfunction detected
P1800 System voltage, ignition – out of limits
P1813 AT torque control, signal – malfunction
P1835 Transmission kick-down switch – circuit malfunction
P1842 Throttle position (TP) sensor signal out of range
P1843 Engine coolant temperature (ECT) sensor – signal out of range
P1844 Engine control module (ECM), torque control – signal out of range
P1845 Transmission ratio monitor – circuit malfunction/ AT torque control, signal – malfunction
P1847 Transmission control module (TCM), multiplexing – no signal
P1850 Shift solenoid (SS) ‘C’, band apply – circuit malfunction
P1860 Torque converter clutch (TCC) solenoid – circuit malfunction
P1870 Torque converter clutch (TCC) – inoperative
P1890 Throttle position (TP) sensor – circuit malfunction /CAN data bus, ECMITCM communication – malfunction detected
P1895 Engine control module (ECM), actual torque signal – circuit malfunction