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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 DLC and A Circuit
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Main Line Between DLC and A Circuit




MAIN LINE BETWEEN DLC AND M&A 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
-Unified meter and A/C amp.
4.Check the continuity between the data link connector and the unified meter and A/C amp. 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 data link connector and the unified meter and A/C amp.
NO- Repair the main line between the data link connector and the unified meter and A/C amp.
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