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- Battery check (Refer to GROUP 54A - Battery - On-vehicle Service - Battery Test ).
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Q.
Is the check result normal?
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- Disconnect connector, and measure at harness side.
- Ignition switch: "ON"
- Voltage between terminal IGN and body earth.
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Q.
Is the check result normal?
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Repair or replace the connector, or check and repair harness between ETACS-ECU connector terminal IGN and engine-ECU connector terminal IGN.
- Check signal line for open/short circuit.
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- Check signal line for damage.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Engine control relay connector check.
- Engine control relay continuity check (Refer to ).
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the engine control relay.
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- Check signal line for short circuit.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Reconfirmation of diagnosis code.
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Q.
Is diagnosis code stored?
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).
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