B2109

B2109 STEERING LOCK RELAY





Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.




DTC Logic

DTC DETECTION LOGIC

NOTE:
- If DTC B2109 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. SEC.
- When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1 second), the DTC B2109 may be detected.






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch under the following conditions and wait for at least 1 second.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Check "Self diagnostic result" with CONSULT-III.
Is DTC detected?
YES - Go to B2109.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK POWER SUPPLY CIRCUIT
Check IPDM E/R power supply circuit. .
Is the circuit normal?
YES - GO TO 2.
NO - Repair or replace the malfunctioning part.
2.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 48, located in IPDM E/R).
Is the inspection normal?
YES - Replace IPDM E/R. Removal and Installation.
NO-1 - Check harness for open or short between IPDM E/R and battery
NO-2 - Fuse