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- Check battery (Refer to GROUP 54A - Battery - On-vehicle
Service - Battery test ).
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Q.
Is the check result normal?
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Q.
Are the check results normal?
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Repair or replace the connector.
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- Disconnect connector, and measure at the harness side.
- Voltage between terminal No. 6 and earth.
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Repair or replace the connector.
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- Check ignition switch (Refer to GROUP 54A - Ignition Switch - Inspection).
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Q.
Is the check result normal?
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Check and repair harness between C-210 (terminal No.
2) ignition switch connector and C-317 (terminal No. 6) ETACS-ECU connector.
- Check output line for open/short circuit.
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Replace the ignition switch.
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- Disconnect connector, and measure at the harness side.
- Ignition switch: ON
- Voltage between terminal No. 34 and earth.
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Q.
Is the check result normal?
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- Disconnect connectors, and measure at the ETACS-ECU side.
- Continuity test between terminal No. 6 (C-317) and No. 10 (C-304).
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Q.
Is the check result normal?
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Check and repair harness between C-304 (terminal No.
10) ETACS-ECU connector and B-18 (terminal No. 34) engine-ECU connector.
- Check output line for open/short circuit.
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- Check output line for damage.
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Q.
Is the check result normal?
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Replace the ignition switch.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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Q.
Is the check result normal?
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Repair or replace the connector.
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- Check engine control relay 1.
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Q.
Is the check result normal?
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Replace the engine control relay 1.
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- Remove relay, and measure at the relay box side.
- Voltage between terminal No. 3 and earth, also between terminal No. 4 and earth.
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Q.
Is the check result normal?
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Check and repair harness between battery and
A-33X (terminal No. 3 and terminal No. 4) engine control relay 1 connector.
- Check power supply line for open/short circuit.
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Q.
Is the check result normal?
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Repair or replace the connector.
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- Disconnect connector, and measure at the harness side.
- Voltage between terminal No. 42 and earth.
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Q.
Is the check result normal?
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Check and repair harness between A-33X (terminal No.
1) engine control relay 1 connector and B-18 (terminal No. 42) engine-ECU connector.
- Check signal line for open/short circuit.
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Q.
Is the check result normal?
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Repair or replace the connector.
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- Check engine control relay 2.
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Q.
Is the check result normal?
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Replace the engine control relay 2.
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- Remove relay, and measure at the relay box side.
- Ignition switch: ON
- Voltage between terminal No. 2 and earth, also between terminal No. 4 and earth.
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Q.
Is the check result normal?
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- Check output line for open/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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- Check power supply line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Disconnect connector, and measure at the harness side.
- Resistance between terminal No. 1 and earth.
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OK: Continuity (2 Ω or less)
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Q.
Is the check result normal?
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Check and repair harness between A-21X (terminal No.
1) engine control relay 2 connector and body earth.
- Check earthing line for open circuit or damage.
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- Disconnect connector, and measure at the harness side.
- Using a jumper wire, connect terminal No. 42 to earth.
- Voltage between terminal No. 23 and earth, between terminal No. 36 and earth, also
between terminal No. 48 and earth.
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Q.
Is the check result normal?
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- Check output line for open/short circuit.
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Q.
Is the check result normal?
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Check and repair harness between A-33X (terminal No.
2) engine control relay 1 connector and A-21X (terminal No. 2 and terminal No. 4) engine control relay
2 connector.
- Check output line for damage.
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Repair the damaged harness wire.
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- Disconnect connector, and measure at the harness side
- Using a jumper wire, connect terminal No. 42 to earth.
- Voltage between terminal No. 23 and earth, between terminal No. 36 and earth also
between terminal No. 35 and earth, also between terminal No. 47 and earth.
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Q.
Is the check result normal?
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Check and repair harness between A-33X (terminal No.
2) engine control relay 1 connector and B-18 (terminal No. 35 and terminal No. 47) engine-ECU connector.
- Check output line for damage.
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- Disconnect connector, and measure at the harness side.
- Resistance between terminal No. 11 and earth, between terminal No. 12 and earth,
also between terminal No. 23 and earth.
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OK: Continuity (2 Ω or less)
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Q.
Is the check result normal?
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Check and repair harness between B-18 (terminal
No. 11, terminal No. 12 and terminal No. 23) engine-ECU connector and body earth.
- Check earthing line for open circuit or damage.
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- Check power supply line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair the damaged harness wire.
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