FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Symptom Related Diagnostic Procedures

MATRIX CHART OF PROBLEM SYMPTOMS
If a normal code is displayed during the diagnostic trouble code check but the trouble still occurs, check the circuits for each symptom in the order given in the charts and proceed to the troubleshooting section.
- If the instruction "Proceed to next circuit inspection shown on matrix chart" is given in the flow chart for each circuit, proceed to the circuit with the next highest number in the table to continue the check.
- If the trouble still occurs even though there are no abnormalities in any of the other circuits, then check or replace the ECM.

Electronic Circuit (Part 1 Of 2):




Electronic Circuit (Part 2 Of 2):




ELECTRONIC CIRCUIT

On-Vehicle Repair (Part 1 Of 2):




On-Vehicle Repair (Part 2 Of 2):




ON-VEHICLE REPAIR

Off-Vehicle Repair (Part 1 Of 2):




Off-Vehicle Repair (Part 2 Of 2):




OFF-VEHICLE REPAIR