P0111

DTC P0111
Air temperature sensor reading not changing as expected (Driving Cycle C)

Possible causes by suggested order of priority:
- Connectors C636, C134.
- Circuit integrity C636/36 (RB) - C134/1 (RB).
- Circuit integrity C636/13 (SLG) - C134/2 (SLG).
- Temperature sensor.
- ECM.

Connectors C636, C134.
- Check for connector not correctly latched, backed out pins, damaged pins, corroded pins

Circuit integrity C636/36 (RB) - C134/1 (RB).
- Check for open circuit, short circuit to ground, supply or other circuit, damaged or unlatched connector, intermediate connectors or headers

Circuit integrity C636/13 (SLG) - C134/2 (SLG).
- Check for open circuit, short circuit to ground, supply or other circuit, damaged or unlatched connector, intermediate connectors or headers

Temperature sensor.
- Air temperature sensor resistance.
PASS VALUES: 50 to 5000 Ohms.

ECM.
- No detail available for this fault