| OBD·II code | Fault location | Probable cause |
| PO,P2,UO | Refer to 080-11 trouble code tables | – |
| P1106 | Manifold absolute pressure (MAP) sensor- signal high | Wiring, poor connection, MAP sensor, ECM |
| P1107 | Manifold absolute pressure (MAP) sensor- signal low | Wiring, poor connection, MAP sensor, ECM |
| P1110 | Electronic throttle system (ETS) – malfunction | Wiring, ETS |
| P1111 | Intake air temperature (IAT) sensor – circuit low input/intermittent | Wiring, poor connection, IAT sensor, ECM |
| P1112 | Intake air temperature (IAT) sensor- circuit high input/intermittent | Wiring, poor connection, IAT sensor, ECM |
| P1114 | Engine coolant temperature (ECT) sensor – signal malfunction | Wiring, ECT sensor, TCM, ECM |
| P1115 | Engine coolant temperature (ECT) sensor – signal malfunction | Wiring, ECT sensor, TCM, ECM |
| P1295 | Electronic throttle system (ETS) – circuit malfunction | Wiring, TP sensor, MAF sensor, MAP sensor, ECM |
| P1501 | Battery sensor – high temperature | Wiring, battery sensor, battery temperature too high |
| P1502 | Battery sensor – charge circuit low | Wiring, battery sensor, charging system, ECM |
| P1505 | Idle air control (lAC) valve – opening coil circuit – open circuit | Wiring, lAC valve |
| P1506 | Idle air control (lAC) valve – opening coil circuit – short circuit | Wiring, lAC valve |
| P1507 | Idle air control (lAC) valve – closing coil circuit – open circuit | Wiring, lAC valve |
| P1508 | Idle air control (lAC) valve – closing coil circuit – short circuit | Wiring, lAC valve |
| P1523 | Throttle control system – lower stop not reached | Throttle body dirty/damaged, throttle binding, throttle return spring |
| P1550 | Knock sensor (KS) – signal malfunction | Wiring, KS, ECM |
| P1560 | Knock sensor (KS) – signal malfunction | Wiring, ECM |
| P161B | Engine torque control – limit reached/
exceeded | Intake air leak, electronic throttle system
(ETS), exhaust blockage, ECM |