Nissan Sentra Service Manual: Main line between dlc and av circuit

Nissan Sentra Service Manual / Electrical & power control / Lan system / Can system (type 3) / Main line between dlc and av circuit

Diagnosis procedure

1.Check harness continuity (open circuit)

Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.

ECM
AV control unit

Check the continuity between the data link connector and the av control unit harness connector.

With navigation system and bose audio system

With navigation system without BOSE audio system

Is the inspection result normal?

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 AV control unit .

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

Main line between ipdm-e and dlc circuit

Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

Ecm branch line circuit

Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the ECM for damage, bend and ...

Other materials:

Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW Work Flow NOTE: вЂњDTCвЂќ includes DTC at the 1st trip. 1.OBTAIN INFORMATION ABOUT SYMPTOM Refer to TM-140, "Diagnostic Work Sheet" and interview the customer to obtain the malfunction information (conditions and environment when the malfunctio ...

P1553 Battery current sensor
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P1553 BAT CURRENT SENSOR (Battery current sensor) The signal voltage transmitted from the sensor to ECM is higher than the amount ...

Diagnosis and repair workflow
Work Flow OVERALL SEQUENCE *1: Include 1st trip DTC. *2: Include 1st trip freeze frame data. DETAILED FLOW 1.GET INFORMATION FOR SYMPTOM Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred) using the ...