DTC    B1635/24    Front Passenger Side Rear Airbag Sensor Malfunction

for Preparation Click here


DESCRIPTION

The rear airbag sensor (passenger side) consists of the diagnostic circuit, the lateral deceleration sensor, etc.
If the center airbag sensor assembly receives signals from the lateral deceleration sensor, it determines whether the SRS should be activated.
DTC B1635/24 is recorded when a malfunction is detected in the front passenger side rear airbag sensor circuit.

DTC No.
DTC Detection Condition
Trouble Area
B1635/24
  1. Rear airbag sensor (passenger side) malfunction
  2. Center airbag sensor assembly malfunction
  1. Rear airbag sensor (Passenger side)
  2. Center airbag sensor assembly

WIRING DIAGRAM


C123784E02


INSPECTION PROCEDURE

1.CHECK DTC


    C123701E03

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Clear the DTCs stored in the memory (Click here).

  1. Turn the ignition switch to the LOCK position.

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Check the DTCs (Click here).

    OK:
    DTC B1635/24 is not output.

    HINT:
    Codes other than DTC B1635/24 may be output at this time, but they are not related to this check.


OK
USE SIMULATION METHOD TO CHECK (Click here)
NG


2.CHECK REAR AIRBAG SENSOR (PASSENGER SIDE)


    C114844E08

  1. Turn the ignition switch to the LOCK position.

  1. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.

  1. Interchange the rear airbag sensor (driver side) with rear airbag sensor (passenger side) and connect the connectors to them.

  1. Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Clear the DTCs stored in the memory (Click here).

  1. Turn the ignition switch to the LOCK position.

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Check the DTCs (Click here).

    Result:
    Result
    		Proceed to
    DTC B1635/24 is output.
    		A
    DTC B1630/23 is output.
    		B
    DTC B1630/23 and B1635/24 are not output.
    		C

    HINT:
    Codes other than DTC B1630/23 and B1635/24 may be output at this time, but they are not related to this check.


A
Go to step 3

B
REPLACE REAR AIRBAG SENSOR (PASSENGER SIDE) (Click here)
C

USE SIMULATION METHOD TO CHECK (Click here)  

3.CHECK CENTER AIRBAG SENSOR ASSEMBLY


    C123701E03

  1. Turn the ignition switch to the LOCK position.

  1. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.

  1. Return the rear airbag sensor (driver side) and rear airbag sensor (passenger side) to their original positions and connect the connectors to them.

  1. Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Clear the DTCs stored in the memory (Click here).

  1. Turn the ignition switch to the LOCK position.

  1. Turn the ignition switch to the ON position, and wait for at least 60 seconds.

  1. Check the DTCs (Click here).

    OK:
    DTC B1635/24 is not output.

    HINT:
    Codes other than DTC B1635/24 may be output at this time, but they are not related to this check.


NG
REPLACE CENTER AIRBAG SENSOR ASSEMBLY (Click here)
OK

USE SIMULATION METHOD TO CHECK (Click here)