B2618

B2618 BCM

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC B2618 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
"DTC Logic" Power Distribution System.
- If DTC B2618 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
"DTC Logic" Power Distribution System.






DTC CONFIRMATION PROCEDURE


1. PERFORM SELF DIAGNOSTIC RESULT

1.Turn ignition switch ON under the following conditions, and wait for at least 1 second.
-CVT selector lever is in the P (park) or N (neutral) position.
-Release brake pedal
2.Perform self diagnostic result.
Is DTC B2618 detected?
YES- Refer to "Diagnosis Procedure" .
NO- Inspection End.


Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Power Distribution System.

1. CHECK SELF DIAGNOSTIC RESULT FOR IPDM E/R

Perform self diagnostic result for IPDM E/R.
Are any DTCs detected?
YES- Refer to "DTC Index" A L L Diagnostic Trouble Codes ( DTC ).
NO- GO TO 2

2. CHECK IGNITION RELAY-1 POWER SUPPLY (IPDM E/R)

Check voltage between IPDM E/R connector E119 terminal 43 and ground.





Is the inspection result normal?
YES- Replace IPDM E/R. Refer to "Removal and Installation" Service and Repair.
NO- GO TO 3.

3. CHECK IGNITION RELAY-1 POWER SUPPLY (BCM)

Check voltage between BCM connector M19 terminal 70 and ground.





Revision: March 20122013 Infiniti JX

Is the inspection result normal?
YES- Refer to "Intermittent Incident" Intermittent Incident.
NO- Replace BCM. Refer to "Removal and Installation" Service and Repair.
Revision: March 20122013 Infiniti JX