Nissan Sentra manuals

Nissan Sentra Service Manual: Dlc branch line circuit

Diagnosis 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?


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.

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Other materials:

Diagnosis and repair workflow
Work Flow OVERALL SEQUENCE DETAILED FLOW 1. OBTAIN INFORMATION ABOUT SYMPTOM Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred. >> GO TO 2. 2. CONFIRM THE SYMPTOM Check the malfunction on the ...

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Main line between dlc and hvac 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 A/c auto amp. Check the continuity between the data link connector and the a/c ...

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