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Home >> Jeep >> 2002 >> Grand Cherokee 2WD Laredo V8-4.7L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> P Code Charts >> P0112

P0112

Tests 1 - 3:




Tests 4 - 6:




SYMPTOM
P0112-INTAKE AIR TEMP SENSOR VOLTAGE LOW

WHEN MONITORED
With the ignition ON and battery voltage greater than 10.4 volts.

SET CONDITION
The Intake Air Temperature (IAT) Sensor circuit voltage at the PCM goes below 0.8 of a volt.

POSSIBLE CAUSES
- Intermittent condition
- IAT sensor internal failure
- IAT sensor signal shorted to ground
- IAT sensor signal shorted to sensor ground circuit
- PCM