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Home >> Chrysler >> 2025 >> Pacifica Plug-In Hybrid Select >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 ((Security Gateway Module (SGW) - Electrical Diagnostics)) >> DTC Troubleshooting >> U0020-00 Can B Bus Off Performance

U0020-00 Can B Bus Off Performance

WARNING: This page is about a different car, the 2025 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to: COMMUNICATION DIAGNOSTIC PROCEDURE .