Diagnosis Procedure

1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
   • Harness connector E152
   • Harness connector M31

Is the inspection result normal?

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GO TO 2.

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Repair the terminal and connector.

1. Disconnect the following harness connectors.
   • ABS actuator and electric unit (control unit)
   • Harness connectors E152 and M31
2. Check the continuity between the ABS actuator and electric unit (control unit) harness connector and the harness connector.

   ABS actuator and electric unit (control unit) harness connector		Harness connector		Continuity
   Connector No.	Terminal No.	Connector No.	Terminal No.
   E125	26	E152	26J	Existed
   	14		16J	Existed

Is the inspection result normal?

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GO TO 3.

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Repair the main line between the ABS actuator and electric unit (control unit) and the harness connector E152.

1. Disconnect the connector of steering angle sensor.
2. Check the continuity between the harness connector and the steering angle sensor harness connector.

   Harness connector		Steering angle sensor harness connector		Continuity
   Connector No.	Terminal No.	Connector No.	Terminal No.
   M31	26J	M56	5	Existed
   	16J		2	Existed

Is the inspection result normal?

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Check CAN system type decision again.

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Error was detected in the main line between the ABS actuator and electric unit (control unit) and the steering angle sensor.

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Repair the main line between the harness connector M31 and steering angle sensor.