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Home >> Jeep >> 2003 >> Grand Cherokee 2WD V8-4.7L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> Electrically Heated Systems >> Passenger Thermistor Out of Range High

Passenger Thermistor Out of Range High

Test 1 - 2:




Test 3 - 4:






SYMPTOM
PASSENGER THERMISTOR OUT OF RANGE HIGH

WHEN MONITORED
With the ignition on, during the heated seat operation.

SET CONDITION
This condition is immediately set when the Heated Seat Module senses a greater value than the value stored in EEPROM.

POSSIBLE CAUSES
- Passenger seat sensor shorted
- Passenger seat temperature sensor input circuit shorted to battery
- Passenger seat temperature sensor input CKT shorted to 5 volts
- Heated seat module - sensor shorted
- Seat sensor 5-volt supply CKT shorted to ground