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CAN




M&A BRANCH LINE CIRCUIT

Diagnosis Procedure


1. CHECK CONNECTOR

1.Turn the power switch OFF.
2.Disconnect the 12V battery cable from the negative terminal. Refer to "Precaution for Removing 12V Battery" Precaution For Removing 12V Battery.
3.Check the terminals and connectors of the combination meter for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal?
YES- GO TO 2.
NO- Repair the terminal and connector.

2. CHECK HARNESS FOR OPEN CIRCUIT

1.Disconnect the connector of combination meter.
2.Check the resistance between the combination meter harness connector terminals.





Is the measurement value within the specification?
YES- GO TO 3.
NO- Repair the combination meter branch line.

3. CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the combination meter. Refer to "COMBINATION METER : Diagnosis Procedure" Combination Meter.
Is the inspection result normal?
YES (Present error)-Replace the combination meter. Refer to "Removal and Installation" Removal And Installation.
YES (Past error)-Error was detected in the combination meter branch line.
NO- Repair the power supply and the ground circuit.
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