B2614

B2614 ACC RELAY CIRCUIT

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM SELF DIAGNOSTIC RESULT

1.Turn the power supply position to ACC under the following conditions, and wait for at least 1 second.
-CVT selector lever is in the P (park) or N (neutral) position.
-Release the brake pedal.
2.Perform self diagnostic result.
Is DTC B2614 detected?
YES- Refer to "Diagnosis Procedure" .
NO- Inspection End.


Diagnosis Procedure

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

1. CHECK ACCESSORY RELAY-1 AND ACCESSORY RELAY-2 POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect accessory relay-1 and accessory relay-2.
3.Disconnect BCM connector M80.
4.Check continuity between accessory relay-1 connector J-3 terminal 1 and BCM connector M80 terminal
113.





5.Check continuity between accessory relay-2 connector E-22 terminal 1 and BCM connector M80 terminal
113.





6.Check continuity between BCM connector M80 terminal 113 and ground.





Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace harness or connectors.
Revision: March 20122013 Infiniti JX

2. CHECK ACCESSORY RELAY-1 AND ACCESSORY RELAY-2 GROUND CIRCUIT

1.Turn ignition switch OFF.
2.Check continuity between accessory relay-1 connector J-3 terminal 2 and ground.





3.Check continuity between accessory relay-2 connector E-22 terminal 2 and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness or connectors.

3. CHECK ACCESSORY RELAYS

Perform the relay component inspection. Refer to "Component Inspection (Relay)" .
Is the inspection result normal?
YES- GO TO 4.
NO- Replace relay.

4. CHECK ACCESSORY RELAY-1 AND ACCESSORY RELAY-2 POWER SUPPLY (BCM)

Check voltage between BCM connector M80 terminal 113 and ground.





Is the inspection result normal?
YES- Refer to "Intermittent Incident" Intermittent Incident.
NO- Replace BCM. Refer to "Removal and Installation" Service and Repair.


Component Inspection (Relay)


1. CHECK RELAY

1.Remove relay.
2.Check the continuity between relay terminals under the following conditions.





Is the inspection result normal?
YES- Inspection End.
NO- Replace relay.
Revision: March 20122013 Infiniti JX