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Home >> Nissan-Datsun >> 2012 >> Quest V6-3.5L (VQ35DE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> Main Line Between A-Bag And ASD-R Circuit >> CAN
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CAN




MAIN LINE BETWEEN A-BAG AND ASD-R CIRCUIT

Diagnosis Procedure


1. CHECK CONNECTOR

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 M79
-Harness connector B225
Is the inspection result normal?
YES- GO TO 2.
NO- Repair the terminal and connector.

2. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.Disconnect the harness connectors M79 and B225.
2.Check the continuity between the data link connector and the harness connector.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair the main line between the air bag diagnosis sensor unit and the harness connector M79.

3. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.Disconnect the connector of sliding door control unit RH.
2.Check the continuity between the harness connector and the sliding door control unit RH harness connector.





Is the inspection result normal?
YES (Present error)-Check CAN system type decision again.
YES (Past error)-Error was detected in the main line between the air bag diagnosis sensor unit and the sliding door control unit RH.
NO- Repair the main line between the harness connector B225 and the sliding door control unit RH.
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