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Home >> Jeep >> 2012 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> P0843-Primary Oil Pressure Sensor Circuit High >> Possible Causes

Possible Causes

Possible Causes 
(T72) 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
(T21) PRIMARY PRESSURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
PRIMARY PRESSURE SENSOR
TRANSMISSION CONTROL MODULE

Always perform the CVT Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  . 

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