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BCM Branch Line Circuit Check

DIAGNOSIS PROCEDURE

Step Action YES NO
1  CHECK CONNECTOR 
  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side).

Is the inspection result normal? 		 GO TO 2. Repair the terminal and connector.
2  CHECK HARNESS FOR OPEN CIRCUIT 
  1. Disconnect the connector of BCM.
  2. Check the resistance between the BCM harness connector terminals.
G06446844Courtesy of SUZUKI OF AMERICA CORP.

Is the measurement value within the specification? 		 GO TO 3. Repair the BCM branch line.
3  CHECK POWER SUPPLY AND GROUND CIRCUIT 
Check the power supply and the ground circuit of the BCM. Refer to [POWER SUPPLY AND GROUND CIRCUIT CHECK ]
Is the inspection result normal? 		 Replace the BCM. Refer to [BCM (BODY CONTROL MODULE): REMOVAL AND INSTALLATION ] Error was detected in the BCM branch line.
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