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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 >> Driver Thermistor Out of Range High

Driver Thermistor Out of Range High

Test 1 - 2:




Test 3 - 4:







SYMPTOM
DRIVER 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
- Driver heated seat sensor shorted
- Driver seat temperature sensor input circuit shorted to battery
- Driver seat temperature sensor input circuit shorted to 5 volt supply
- Seat sensor 5-volt supply circuit shorted to ground
- Heated seat module - sensor shorted