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MPI <4G9> – Troubleshooting 13C-70 OK Check the trouble symptom. NG Replace the fuel pump. OK Check the following connector: NG Repair NG Check the harness wire between the Check the trouble symptom. NG Repair OK (2) NG Check the following connector: NG Check the harness wire between the OK Check the trouble symptom. (1) NG Check the following connectors: NG Repair NG Measure at fuel pump connector D-17. D Disconnect the connector, and (1) Voltage between terminal 1 and earth (2) Continuity between 2 and earth OK: Continuity NG Replace the engine-ECU. OK Check the trouble symptom. OK Check the following connector: NG Repair OK Measure at the engine-ECU D Disconnect the connector, and D Short circuit between terminal 22 operation sound can be NG Check the harness wire between the Check the trouble symptom. NG Repair OK NG Check the following connector: OK Measure at the engine-ECU D Disconnect the connector, and D Voltage between terminal 22 and NG Repair OK Check the ignition switch. (Refer to NG Check the harness wire between the OK Check the trouble symptom. NG Check the following connectors: NG Repair OK Measure at fuel pump relay connector D Disconnect the connector, and D Voltage between terminals 3, 4 and From the previous page |