Nissan Altima 2007-2012 Service Manual: DLC Branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage, bend and loose connection (connector side and harness side).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.
Is the measurement value within the specification? YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO >> Repair the data link connector branch line.
BCM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors ...
M&A branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors ...
Other materials:
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
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).
>> GO TO 2
2. CHECK DTC
1. Check DT ...
B terminal circuit
Description
The “B” terminal is constantly supplied with battery power.
Diagnosis Procedure
CAUTION:
Perform diagnosis under the condition that the engine cannot start by the
following procedure.
1. Remove fuel pump fuse.
2. Crank or start the engine (where possible) until the fuel p ...
B terminal circuit
Description
The “B” terminal is constantly supplied with battery power.
Diagnosis Procedure
CAUTION:
Perform diagnosis under the condition that the engine cannot start by the
following procedure.
1. Remove fuel pump fuse.
2. Crank or start the engine (where possible) until the fuel p ...