Nissan Maxima Service and Repair Manual: Can communication circuit

Diagnosis Procedure

1.CONNECTOR INSPECTION

  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Disconnect all the unit connectors on CAN communication system.
  4. Check terminals and connectors for damage, bend and loose connection.

2.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)

Check the continuity between the data link connector terminals.

3.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)

Check the continuity between the data link connector and the ground.

4.CHECK ECM AND IPDM E/R TERMINATION CIRCUIT

1. Remove the ECM and the IPDM E/R.

2. Check the resistance between the ECM terminals.

3. Check the resistance between the IPDM E/R terminals.

5.CHECK SYMPTOM

Connect all the connectors. Check if the symptoms described in the "Symptom (Results from interview with customer)" are reproduced.

Inspection result

Reproduced>>GO TO 6.

Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is detected.

6.CHECK UNIT REPRODUCTION

Perform the reproduction test as per the following procedure for each unit.

  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Disconnect one of the unit connectors of CAN communication system.

    NOTE: ECM and IPDM E/R have a termination circuit. Check other units first.

  4. Connect the battery cable to the negative terminal. Check if the symptoms described in the "Symptom (Results from interview with customer)" are reproduced.

    NOTE: Although unit-related error symptoms occur, do not confuse them with other symptoms.

Inspection result Reproduced>>Connect the connector. Check other units as per the above procedure.

Non-reproduced>>Replace the unit whose connector was disconnected.

    IPDM-E 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 IPDM E/R for damage, ...

    DTC/circuit diagnosis
    ...

    Other materials:

    Exterior lighting system symptoms
    Symptom Table CAUTION: Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected. NORMAL OPERATING CONDITION Description AUTO LIGHT SYSTEM The auto light system may not turn the headlamp ON/OFF immediately after passing ...

    Stall test
    Inspection and Judgment INSPECTION  Inspect the amount of engine oil. Replenish the engine oil if necessary.  Drive for about 10 minutes to warm up the vehicle so that the CVT fluid temperature is 50 to 80C (122 to 176F). Inspect the amount of CVT fluid. Repleni ...

    Intermittent incident
    Inspection Procedure INTERMITTENT TROUBLE An intermittent incident may have occured in the past but is not being detected currently. This DTC will not bedetected on SELF DIAG [CURRENT], but may be viewed on SELF DIAG [PAST] using CONSULT. Trouble Diagnosis with CONSULT DIAGNOSTIC PROCEDURE 4 ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2020 Copyright www.nimainfo.com
    0.0206