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Home >> Infiniti >> 2013 >> EX37 AWD V6-3.7L (VQ37VHR) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> Main Line Between AV and DLC Circuit >> CAN
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CAN




MAIN LINE BETWEEN AV AND DLC CIRCUIT

Diagnosis Procedure


1. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.Turn the ignition switch OFF.
2.Disconnect the battery cable from the negative terminal.
3.Disconnect the following harness connectors.
- ECM
-AV control unit
4.Check the continuity between the AV control unit harness connector and the data link connector.
-Models with navigation system





-Models without navigation system





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 AV control unit and the data link connector.
NO- Repair the main line between the AV control unit and the data link connector.
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