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Home >> Jeep >> 2008 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P000A To P0121, Checking Charging System >> P0073-Ambient Air Temperature Sensor Circuit High >> Possible Causes

Possible Causes

Possible Causes 
INTERMITTENT DTC
(G31) AAT SIGNAL CIRCUIT SHORTED TO VOLTAGE
(G31) AAT SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(G931) AAT SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
AMBIENT AIR TEMPERATURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Perform PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .