| CHECK HARNESS BETWEEN ECM AND ELECTRONIC THROTTLE CONTROL. |
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1) Turn the ignition switch to OFF. 2) Disconnect the connectors from electronic throttle control. 3) Turn the ignition switch to ON. 4) Measure the voltage between electronic throttle control connector and engine ground. Connector & terminal (E57) No. 6 (+) — Engine ground (−): |
| QUESTION | |
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Is the voltage 5 V or more? | |
| Yes | No |
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Repair the short circuit to power in the harness between ECM connector and electronic throttle control connector. |
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