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- Ignition coil connector check.
- Check ignition coil itself (Refer to GROUP 16 - Ignition System - On-vehicle Service - Ignition Coil Check ).
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the ignition coil.
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- Disconnect connector and measure at harness side.
- Resistance between terminal earth line and body earth.
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OK: Continuity (2 Ω or less)
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Q.
Are the check results normal?
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Check and repair harness between ignition coil connector terminal earth line and body earth.
- Check earthing line for open circuit and damage.
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- Check and repair harness between ignition coil connector terminal and engine-ECU connector terminal CIL1.
- Check and repair harness between ignition coil connector terminal and engine-ECU connector terminal CIL2.
- Check and repair harness between ignition coil connector terminal and engine-ECU connector terminal CIL3.
- Check and repair harness between ignition coil connector terminal and engine-ECU connector terminal CIL4.
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- Check signal line for open/short circuit and damage.
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Q.
Are the check results normal?
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Repair or replace the connector, or 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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