How To Proceed With Troubleshooting

VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS
CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
1. Check for DTC output.
  HINT:
  
  (See DTC CHECK / CLEAR )
MULTIPLEX DTC OUTPUTS (PROCEED TO DTC B1200 MPX BODY ECU STOP "BODY MULTIPLEX COMMUNICATION SYSTEM")

NO MULTIPLEX DTC (GO TO STEP 4)
CHECK CAN COMMUNICATION SYSTEM
1. Check for DTC output.
  HINT:
  
  (See HOW TO PROCEED WITH TROUBLESHOOTING )
CAN DTC OUTPUTS (PROCEED TO " CAN COMMUNICATION SYSTEM ")

NO CAN DTC (GO TO STEP 5)
PROBLEM SYMPTOMS CONFIRMATION
PROBLEM SYMPTOMS TABLE
1. (See PROBLEM SYMPTOMS TABLE )
CIRCUIT INSPECTION
REPAIR OR REPLACE
CONFIRMATION TEST
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