Symptom Related Diagnostic Procedures

If a normal code is displayed during the DTC check although the trouble still occurs, check the circuits for each symptom in the order given in the charts on the following pages and proceed to the page given for troubleshooting.

The Matrix Chart is divided into 3 charts.
Chart 1: Electronic Circuit Matrix Chart
Chart 2: On-vehicle Repair Matrix Chart
Chart 3: Off-vehicle Repair Matrix Chart
- If the instruction "Proceed to next circuit inspection shown on matrix chart" is given in the flow chart of 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, check and replace the ECM.

Problem Symptoms Table:

Chart 1: Electronic Circuit Matrix Chart

Problem Symptoms Table:

Chart 2: On-Vehicle Repair

Problem Symptoms Table:

Chart 3: Off-Vehicle Repair