LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2015 >> Compass Limited, AWD, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 174 ((Transmission Control Module (TCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> P2638-Torque Management Feedback Signal Performance >> Possible Causes
September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Possible Causes

WARNING: This page is about a different car, the 2012 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
CAN BUS CIRCUIT DTC PRESENT
TRANSMISSION CONTROL MODULE
POWERTRAIN / ENGINE CONTROL MODULE

Always perform the NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .