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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 456 (Antilock Brake System (Abs) - Electrical Diagnostics) >> DTC Troubleshooting >> U1503-Implausible Message Data Length Received From FCM (TIPM) >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2013 Dodge Avenger and 2013 Chrysler 200. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK IF TIPM CAN BUS DTCs ARE PRESENT 
    1. With the scan tool, read TIPM DTCs.

      Are there any TIPM CAN BUS DTCs present?

      Yes 

      No 

      • Replace the Anti-Lock Brake Module in accordance with the Service Information.
      • Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .