B2471

Description

When fastening and unfastening seat belt or opening and closing door is repeated continuously for a short period of time, the system temporarily deactivates the retracting function of seat belt to prevent excessive heating. The system recovers automatically.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. SELF-DIAGNOSIS WITH PRE-CRASH SEAT BELT CONTROL UNIT

1.Turn ignition switch ON.
2.Check "Self-diagnostic result" with CONSULT.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK THE VEHICLE CONDITION WITH CONSULT DATA MONITOR

1.Check "HEAT PROTC RH" in "DATA MONITOR" with CONSULT.
2.Wait until "OFF" appears.
3.Perform the "self-diagnosis results" with CONSULT, after performing the check.
4.Touch "ERASE".
5.Perform DTC Confirmation Procedure. Refer to "DTC Logic" .
Is DTC B2471 displayed again?
YES- GO TO 2.
NO- INSPECTION END

2. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END