DTC B1154/38 Rear Airbag Sensor RH Circuit Malfunction
DESCRIPTION
The rear airbag sensor RH circuit consists of the center airbag sensor assembly and rear airbag sensor RH.
If the center airbag sensor assembly receives signals from the rear airbag sensor RH, it judges whether or not the SRS should be activated.
DTC B1154/38 is recorded when a malfunction is detected in the rear airbag sensor RH circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1154/38 |
|
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1154/38 is not output. HINT: Codes other than code B1154/38 may be output at this time, but they are not related to this check.
Go to step 2
USE SIMULATION METHOD TO CHECK
2 CHECK CONNECTION OF CONNECTORS
OK: The connectors are connected.
CONNECT CONNECTORS
3 CHECK FLOOR WIRE NO. 2 (OPEN)
NOTICE: Do not forcibly insert a service wire into the terminals of the connector when connecting.
Standard resistance
NOTICE: Do not forcibly insert a service wire into the terminals of the connector when connecting.
Standard resistance
REPAIR OR REPLACE FLOOR WIRE NO. 2
4 CHECK FLOOR WIRE NO. 2 (SHORT TO B+)
Standard voltage
REPAIR OR REPLACE FLOOR WIRE NO. 2
5 CHECK FLOOR WIRE NO. 2 (SHORT TO GROUND)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE NO. 2
6 CHECK FLOOR WIRE NO. 2 (SHORT)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE NO. 2
7 CHECK REAR AIRBAG SENSOR RH
Result
HINT: Codes other than DTC B1154/38 and B1155/39 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
REPLACE REAR AIRBAG SENSOR RH
USE SIMULATION METHOD TO CHECK
The Blind Spot Monitor function detection areas
The areas that vehicles can be detected in are outlined below.
The range of the detection area
extends to:
Approximately 11.5 ft. (3.5 m)
from the side of the vehicle
The first 1.6 ft. (0.5 m) from the
side of the vehicle is not in the
detection area
Approximately 9.8 ft. (3 m) ...
Removal
1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH
2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH
3. REMOVE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
4. REMOVE FRONT DOOR TRIM BOARD SUBASSEMBLY LH
5. REMOVE SEAT MEMORY SWITCH
Disengage the 4 claws and remove the seat
memor ...
Problem symptoms table
HINT:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "Suspect Area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed ...