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Inspection Procedure

  1. PERFORM ACTIVE TEST BY TECHSTREAM (SLIP INDICATOR LIGHT) 
    1. Using the Techstream Active Test, generate a control command and then check that the SLIP indicator light operates.

      ABS/VSC/TRAC 

      DIAGNOSTIC NOTE CHART

      Tester Display Test Part Control Range Diagnostic Note
      Slip Indicator Light Turns SLIP indicator light ON/OFF Observe combination meter -

      OK: SLIP indicator light is turned on or off in accordance with Techstream. 

    OK: REPLACE SKID CONTROL ECU 

    NG: Go to Next Step 

  2. CHECK MULTIPLEX COMMUNICATION SYSTEM (SKID CONTROL ECU - COMBINATION METER) 
    1. Check for open and short circuits in the multiplex communication system between the skid control ECU and combination meter.

    NG: REPAIR OR REPLACE MULTIPLEX COMMUNICATION SYSTEM 

    OK: Go to Next Step 

  3. CHECK COMBINATION METER (SLIP INDICATOR LIGHT) 
    1. Check the combination meter (see PROBLEM SYMPTOMS TABLE ).

    NG: REPAIR OR REPLACE COMBINATION METER 

    OK: REPLACE SKID CONTROL ECU