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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Drivetrain Control Module (DTCM) - Electrical Diagnostics - 3500 Cab & Chassis, 4500 & 5500) >> Diagnosis and Testing >> U0101-Lost Communication With TCM >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. VERIFY DTC IS ACTIVE 
    1. Ignition on, engine not running.
    2. With a scan tool, read DTCs.

      Is the DTC Active at this time?

      Yes 

      • Perform the appropriate diagnostic procedure. Refer to appropriate Electrical Diagnostic Information .

      No 

      • Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to appropriate Electrical Diagnostic Information .
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