Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CONNECTOR
Check the metal deposition, damage, and corrosion of connectors (E73 and E74).
Is the inspection result normal?
YES
GO TO 2 .
NO
Repair or replace malfunctioning parts.
- CHECK TCM INPUT SIGNAL
- Turn ignition switch OFF.
- Disconnect TCM connector.
- Turn ignition switch ON.
- Check voltage between TCM harness connector terminal and ground.
TCM
-
Voltage
Connector
Terminal
E74
9
Ground
Battery voltage
Is the inspection result normal?
YES
INSPECTION END
NO
GO TO 3 .
- DETECTION MALFUNCTIONING ITEMS
Check following items:
- Harness open circuit or short circuit between TCM and IPDM E/R.
- Harness open circuit or short circuit between IPDM E/R and ignition switch.
- 10A fuse (No. 47)
- IPDM E/R
- Ignition switch
Is the inspection result normal?
YES
INSPECTION END
NO
Repair or replace malfunctioning parts.