| CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. |
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1) Turn the ignition switch to OFF. 2) Disconnect the connector from ECM and rear oxygen sensor. 3) Measure the resistance of harness between ECM and rear oxygen sensor connector. Connector & terminal (B135) No. 4 — (E22) No. 3: (B134) No. 29 — (E22) No. 4: |
| QUESTION | |
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Is the resistance 3 Ω or more? | |
| Yes | No |
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Repair the open circuit of harness between ECM and rear oxygen sensor connector. |
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