| CHECK HARNESS BETWEEN ECM AND EGR VALVE CONNECTOR. |
|
1) Disconnect the connectors from the ECM. 2) Measure the resistance between ECM and chassis ground. Connector & terminal DTC P1492; (B134) No. 14 — Chassis ground: DTC P1494; (B134) No. 24 — Chassis ground: DTC P1496; (B134) No. 13 — Chassis ground: DTC P1498; (B134) No. 23 — Chassis ground: |
| QUESTION | |
|
Is the resistance 1 MΩ or more? | |
| Yes | No |
|
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Repair the ground short in harness between ECM and EGR valve connector. |
