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Home >> Jeep >> 2021 >> Compass Altitude, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 ((Electronic Shift Module (ESM) - Electrical Diagnostics)) >> DTC Troubleshooting >> P09A1-00-Up Down Shift Switch Circuit Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
SHORT TO GROUND BETWEEN STEERING WHEEL PADDLE SWITCH(S) AND THE TCM
SHORT TO BATTERY BETWEEN STEERING WHEEL PADDLE SWITCH(S) AND THE TCM
OPEN CIRCUIT BETWEEN STEERING WHEEL PADDLE SWITCH(S) AND THE TCM
STEERING WHEEL PADDLE SWITCH(S)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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