DTC DETECTION LOGIC NOTE：

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

DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause
B2109 | STRG LCK RELAY OFF | IPDM E/R detects that the relay is stuck in the OFF position for about 1 second even if the IPDM E/R receives steering lock relay ON/OFF signal from BCM. |

- Harness or connector (Power supply circuit)

- IPDM E/R

- Battery

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.

- Shift 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 Diagnosis Procedure.
NO>>INSPECTION END