2020 Mercedes Benz Truck ML 350 BLUETEC (164.125) V6-3.0L DSL Turbo (642.820) Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts C300

1. • C300

     Component Y3/8n4 (Fully integrated transmission control (VGS) control unit) is defective. Read and observe repair information.

     
     

     Possible cause:

     
     
   • Y3/8n4 (Fully integrated transmission control (VGS) control unit)

     Affected functions:

     
     
   • Automatic transmission Function

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Test 1: Remedial action if component 'Y3/8n4 (Fully integrated transmission control (VGS) control unit)' is faulty

1. Remedial action if component 'Y3/8n4 (Fully integrated transmission control (VGS) control unit)' is faulty

   Test prerequisites
   
   
   • First of all process all other current fault codes.
     POSSIBLE CAUSES
     
     
   • Component Y3/8n4 (Fully integrated transmission control (VGS) control unit) is defective.
     Preconditions
     
     
   • Print out the initial quick test log before processing the fault code C300.
   • Create control unit log.
     Important notes before commencing repair measures
     
     
   • Always use the same diagnostic unit after the repair measure.
     Continue with button F2