| CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. |
|
Measure the resistance between rear oxygen sensor connector and chassis ground. Connector & terminal (E22) No. 4 — Chassis ground: |
| QUESTION | |
|
Is the resistance 1 MΩ or more? | |
| Yes | No |
|
|
Repair the ground short circuit of harness between ECM and rear oxygen sensor connector. |
