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Home >> Jeep >> 2012 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 143 ((Active Cruise Control (Acc) Module - Electrical Diagnostics)) >> DTC Troubleshooting >> P1666-00-Cruise Control Module Internal >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2012 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
ACC MODULE

For gasoline engines, always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  3.6L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  or  5.7L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  or  6.4L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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