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Home >> Infiniti >> 2012 >> QX56 AWD V8-5.6L (VK56VD) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> Main Line Between E-SUS And ADP Circuit >> CAN
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CAN




MAIN LINE BETWEEN E-SUS AND ADP 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
-Air levelizer control module
-Harness connectors B24 and B460
4.Check the continuity between the air levelizer control module harness connector and the 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 levelizer control module and the driver seat control unit.
NO- Repair the main line between the air levelizer control module and the harness connector B24.
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