DTC P0111: Notes
DTC P0111 DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0111 |
IAT circuit performance problem |
| DETECTION CONDITION |
- If intake air temperature is higher than engine coolant temperature by 18°C {32.4°F} for 1.2 s
with ignition switch on*
, the PCM determines that there is a intake air temperature sensor circuit range/performance problem.
*
: Ignition switch on when 6 h
or more has passed since the previous ignition switch off
Diagnostic support note
- This is a continuous monitor (CCM).
- MIL illuminates if PCM detects above malfunction condition in two consecutive drive cycles or in one drive cycle while DTC for the same malfunction has been stored in PCM.
- PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.
- FREEZE FRAME DATA is available.
- DTC is stored in PCM memory.
|
| POSSIBLE CAUSE |
- IAT sensor malfunction
- Poor connection at MAF/IAT sensor or PCM connector
- PCM malfunction
|