Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
- SELF DIAGNOSTIC RESULT
CONSULT
- Perform "Self Diagnostic Result" mode of "IPDM E/R".
- Erase DTCs.
- Turn ignition switch OFF.
- Turn ignition switch ON.
- Perform "Self Diagnostic Result" mode of "IPDM E/R".
Are any DTCs detected?
YES
Refer to DTC Index .
NO
GO TO 2.
- CHECK IGNITION RELAY-1 CONTROL SIGNAL (IPDM E/R)
- Turn ignition switch OFF.
- Disconnect IPDM E/R connector E130.
- Check voltage between IPDM E/R connector E130 terminal 68 and ground.
IPDM E/R
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
E130
68
-
Ignition: OFF
Battery voltage
Ignition: ON
0V
Is the inspection result normal?
YES
Replace IPDM E/R. Refer to Removal and Installation of IPDM E/R .
NO
GO TO 3.
- CHECK IGNITION RELAY-1 CONTROL SIGNAL CIRCUIT
- Disconnect BCM connector M19.
- Check voltage between IPDM E/R connector E130 terminal 68 and ground.
IPDM E/R
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
E130
68
-
Ignition: OFF
Battery voltage
Ignition: ON
0V
Is the inspection result normal?
YES
Replace BCM. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.