Nissan Maxima Service and Repair Manual: P0615 starter relay

Description

  •  TCM controls starter relay in IPDM E/R.
  •  TCM switches starter relay ON at "P" or "N" position and allows to crank engine.
  •  Then it prohibits cranking other than at "P" or "N" position.

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

CAUTION: Always drive vehicle at a safe speed.

NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF.

Then wait at least 10 seconds before performing the next test.

1.CHECK DTC DETECTION

With CONSULT

  1.  Turn ignition switch ON.
  2.  Perform "Self Diagnostic Results" in "TRANSMISSION".

Diagnosis Procedure

Regarding Wiring Diagram information, refer to TM-126, "Wiring Diagram".

1.CHECK STARTER RELAY SIGNAL

  1.  Turn ignition switch ON.
  2.  Disconnect IPDM E/R connector.
  3.  Check voltage between IPDM E/R vehicle side harness connector terminal and ground.

2.CHECK HARNESS BETWEEN TCM AND IPDM E/R (PART 1)

  1.  Turn ignition switch OFF.
  2.  Disconnect TCM connector.
  3.  Check continuity between TCM vehicle side harness connector terminal and IPDM E/R vehicle side harness connector terminal.

3.CHECK HARNESS BETWEEN TCM AND IPDM E/R (PART 2)

Check continuity between TCM vehicle side harness connector terminal and ground.

4.DETECT MALFUNCTIONING ITEMS

Check TCM connector pin terminals for damage or loose connection with harness connector.

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    Nissan Maxima Service and Repair Manual

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