LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2011 >> Compass Base, 2.0 A, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 ((Transmission Control Module (TCM) Electrical Diagnostics - 6F24 Automatic Transmission) - MK) >> DTC Troubleshooting >> P077C-00 - Output Shaft Speed Sensor Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2017 Jeep Patriot and 2017 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
OUTPUT SPEED SIGNAL CIRCUIT OPEN
OUTPUT SPEED SENSOR POWER CIRCUIT OPEN
OUTPUT SPEED SIGNAL CIRCUIT SHORTED TO GROUND
OUTPUT SPEED SENSOR POWER CIRCUIT SHORTED TO GROUND
OUTPUT SPEED SENSOR
TRANSMISSION CONTROL MODULE (TCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  6F24 TCM PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   .