LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2009 >> Commander Overland, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> (Powertrain Control Module (Pcm) - Electrical Diagnostics - 545RFE Automatic Transmission) >> DTC Troubleshooting >> P0845-2C Hydraulic Pressure Test >> Possible Causes

Possible Causes

Possible Causes 
LINE PRESSURE SENSOR
TRANSMISSION FLUID CONTAMINATION
RELATED DTCS PRESENT
EXCESSIVE DEBRIS IN OIL PAN
POOR LINE PRESSURE SENSOR CONNECTION
(F856) 5-VOLT SUPPLY CIRCUIT OPEN
(F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
(T147) 2C PRESSURE SWITCH SENSE CIRCUIT SHORTED TO ANOTHER CIRCUIT
EXTRA CHECK BALL IN PASSAGE DOWNSTREAM FROM NO. 7 BALL POCKET
TRANSMISSION SOLENOID/TRS ASSEMBLY
INTERNAL TRANSMISSION
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .