B2611 ACC RELAY

Description
BCM turns ON the ACC relay to supply ACC power to each ECU when the power supply position changes to ACC.
BCM check ACC relay ON request for consistency with the actual ACC relay operation status.

DTC Logic

DTC DETECTION LOGIC

NOTE:

• If DTC B2611 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to See: U Code Charts\U1000\Power Distribution System .
• If DTC B2611 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to See: U Code Charts\U1010\Power Distribution System.

1. PERFORM DTC CONFIRMATION PROCEDURE

1. Turn the power supply position to ACC under the following conditions, and wait for at least 2 seconds.

• CVT selector lever is in P or N position
• Brake not depressed

2. Check "Self diagnostic result" with CONSULT-III. Is DTC detected?

YES >> Go to Diagnosis Procedure.
NO >> Inspection End.

Diagnosis Procedure
1.CHECK ACC RELAY FEED BACK INPUT SIGNAL

1. Turn ignition switch OFF.
2. Disconnect ACC relay.
3. Check voltage between ACC relay harness connector and ground.

3. CHECK FUSE Check 10A fuse [No. 19, located in the fuse block (J/B)].

Is the Inspection result normal?
YES >> GO TO 4
NO >> Replace fuse.

4. CHECK ACC RELAY FEEDBACK CIRCUIT

1. Disconnect BCM harness connector.

2. Check continuity between ACC relay harness connector (A) and BCM harness connector (B).

3. Check continuity between ACC relay harness connector and ground.

5. CHECK INTERMITTENT Refer to See: Testing and Inspection\Initial Inspection and Diagnostic Overview\Service Information For Electrical Incident\Intermittent Incident.

>> Inspection End.