P0112

Tests 79 - 83:

Tests 84 - 85:

SYMPTOM
P-0112 INTAKE AIR TEMPERATURE SENSOR VOLTAGE LOW

WHEN MONITORED
With the ignition on and the engine running.

SET CONDITION
The intake air sensor circuit voltage at PCM cavity 37 goes below 0.157 volt.

POSSIBLE CAUSES
- IAT sensor voltage greater than 4.0 volts
- PCM def (IAT sensor)
- IAT sensor intermittent defect
- IAT sensor observable defect
- Sensor signal circuit short to ground
- Sensor signal ckt shorted to sensor ground ckt