Tech Tips
Use this procedure to troubleshoot the multiplex communication system.
*: Use the intelligent tester.
VEHICLE BROUGHT TO WORKSHOP
NEXT |
CHECK FOR DTC*
Check for DTCs and note any codes that are output.
Clear the DTC.
Recheck for DTCs. Try to prompt the DTC by simulating the original activity that the DTC suggests.
Result | ||||||
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B |
GO TO DTC CHART Click here. |
A |
OVERALL ANALYSIS AND TROUBLESHOOTING
Terminals of ECU Click here.
NEXT |
REPAIR OR REPLACE
NEXT |
CONFIRMATION TEST
NEXT |
END |