| CHECK HARNESS BETWEEN ECM AND ELECTRONIC THROTTLE CONTROL. |
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1) Turn the ignition switch to OFF. 2) Measure the resistance of harness between electronic throttle control connector and engine ground. Connector & terminal (E57) No. 3 — Engine ground: |
| QUESTION | |
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Is the resistance less than 5 Ω? | |
| Yes | No |
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Repair the harness and connector. NOTE: In this case, repair the following item: • Open circuit in harness between ECM connector and electronic throttle control connector • Poor contact of ECM connector • Poor contact of coupling connector |
