Isuzu Factory DTC Code Definitions

MyAirbags Isuzu OBD Codes

Isuzu Factory DTC Code Definitions

P1106Manifold absolute pressure (MAP) sensorcircuit/intermittent voltage high
P1107Manifold absolute pressure (MAP) sensorcircuit/intermittent voltage low
P1111Intake air temperature (IAT) sensorcircuit/intermittent voltage high
P1112Intake air temperature (IAT) sensorcircuit/intermittent voltage low
P1114Engine coolant temperature (ECT) sensorcircuit/intermittent voltage low
P1115Engine coolant temperature (ECT) sensorcircuit/intermittent voltage high
P1120Throttle motor position sensor 1circuit malfunction
P1121Throttle position (TP) sensorcircuit/intermittent voltage high
P1122Throttle position (TP) sensorcircuit/intermittent voltage low
P1125Accelerator pedal position (APP) sensor 1/2/3signal malfunction
P1133Oxygen sensor (028)/heated oxygen sensor (HO2S) 1/ bank 1insufficient switching
P1134Heated oxygen sensor (HO2S) 1/ bank 1slow response
P1137Heated oxygen sensor (H02s) 1/2voltage incorrect
P1138Heated oxygen sensor (HO2S) 2voltage high
P1153Heated oxygen sensor (H02s) 1/ bank 2insufficient switching
P1154Heated oxygen sensor (HO2S) 1/ bank 2slow response
P1167Fuel trim/ bank 1mixture too rich during deceleration
P1169Fuel trim/ bank 2mixture too rich during deceleration
P1171Fuel trimmixture too lean during acceleration
P1220Throttle motor position sensor 2circuit malfunction
P1221Throttle motor position sensor 1/2signal variation
P1258Engine coolantexcessive temperature
P1271Accelerator pedal position (APP) sensor 1/2signal variation
P1272Accelerator pedal position (APP) sensor 2/3signal variation
P1273Accelerator pedal position (APP) sensor 1/3signal variation
P1275Accelerator pedal position (APP) sensor 1circuit malfunction
P1280Accelerator pedal position (APP) sensor 2circuit malfunction
P1285Accelerator pedal position (APP) sensor 3circuit malfunction
P1290Throttle position (TP) motorforced idle mode
P1295Throttle position (TP) motorpower management mode
P1299Throttle position (TP) motorforced engine shut down mode
P1310Ignition control module (1CM)diagnosis
P1311Ignition control module (1CM)ignition coil secondary coil signal/ circuit 1
P1312Ignition control module (1CM)ignition coil secondary coil signal/ circuit 2
P1326Ignition control module (1CM)combustion quality input signal
P1336Crankshaft position (CKP) sensorsignal variation
P1340Ignition control module (1CM)cylinder identification syncronization
P1345CKP/CMP signalssignal malfunction
P1351Ignition control module (1CM)signal voltage high
P1361Ignition control module (1CM)signal not switching
P1380ECM to ABS communicationunusable signal
P1381[CM to ABS communicationmisfire detected
P1390C-sensorintermittent voltage low
P1391C-sensorperformance
P1392C-sensorvoltage low
P1393C-sensorvoltage high
P1394C-sensorintermittent voltage high
P1404Exhaust gas Recirculation ([CR) solenoidvalve closed
P1406Exhaust gas Recirculation (EGR) systemcircuit problem
P1415Secondary air injection (AIR) system/ bank 1
P1416Secondary air injection (AIR) system/ bank 2
P1441Evaporative emission (EVAP) canister purge systemleak detected
P1442Evaporative emission ([VAR) canister purge switchvoltage high
P1459Evaporative emission (EVAP) canister purge systemincorrect flow
P1481Engine coolant blower motor speedmalfunction
P1482Engine coolant blower motor clutchincorrect voltage
P1484Engine coolant blower motor relayspeed signal variation
P1508Idle air control (lAC) systemlow RPM
P1509Idle air control (IAC) systemhigh RPM
P1512Throttle control unitsignal variation
P1514Throttle position (TP) sensor/mass air flow(MAF) sensorsignal variation
P1515Throttle command/actual throttle positionsignal variation
P1516Throttle position motorposition performance
P1518Throttle control module/engine control module(ECM)communication malfunction
P1520Park/neutral position (PNP) switchcircuit malfunction
P1523Throttle position motorclosed position performance
P1546A/C compressor clutch relaycircuit malfunction
P1571Traction control system (TCS)/ torque request signalmalfunction
P1574Brake pedal position (BPP) switchcircuit malfunction
P1600Serial communicationmalfunction
P1601Serial communicationmalfunction
P1602ECM to ABS communicationcircuit malfunction
P1618Engine control module (ECM)internal fault
P1621Engine control module (ECM)internal memory performance
P1625Engine control module (ECM)unexpected reset
P1626IMMOBILIZER systemECM to body control module communication malfunction
P1627Engine control module (ECM)analogue/digital converter
P1630Engine control module (ECM)/IMMOBILIZER codelearning mode
P1631IMMOBILIZER systempassword/code incorrect
P1632IMMOBILIZER systemfueling disabled
P1633Engine control module (ECM)/ignition supply voltage
P1635Sensor supply voltagecircuit A malfunction
P1636Engine control module (ECM)RAM stack
P1637Alternator ā€˜Lā€™ terminalcircuit malfunction
P1638Alternator field circuitsignal out of range
P1639Sensor supply voltagecircuit B malfunction
P1640Engine control module/ output driver 1supply voltage high
P1646Sensor supply voltagecircuit C malfunction
P1650Engine control module quad driver/output driver
P1680Engine control module (ECM)malfunction
P1681Engine control module (ECM)malfunction
P1682Throttle control module/engine control module(ECM)ignition power supply variation
P1683Engine control module (ECM)malfunction
P1689Traction control system (TCS)/ delivered torque signalmalfunction
P1790Engine control module (ECM)AT ROM check sum error
P1792ATAT EEPROM checksum error
P1810ATmanual valve position pressure switch malfunction
P1835ATkick-down switch
P1860ATtorque converter clutch (TCC)solenoid circuit
P1870ATcomponent slipping
P1875ATcomponent slipping
U1041ECM to ABS communicationno signal
U1152Class 2 communication ID missing
U1300Class 2 communicationlow voltage
U1301Class 2 communicationhigh voltage