DTC B1148/36 Front Airbag Sensor RH Circuit Malfunction
DESCRIPTION
The front airbag sensor RH circuit consists of the center airbag sensor assembly and front airbag sensor RH. If the center airbag sensor assembly receives signals from the front airbag sensor RH, it judges whether or not the SRS should be activated.
DTC B1148/36 is recorded when a malfunction is detected in the front airbag sensor RH circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1148/36 |
|
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1148/36 is not output.
HINT: Codes other than DTC B1148/36 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 FRONT AIRBAG SENSOR RH CIRCUIT (OPEN)
NOTICE: Do not forcibly insert a service wire into the terminals of the connector when connecting.
Standard resistance
Go to step 5
4 CHECK FRONT AIRBAG SENSOR RH
Result
HINT: Codes other than DTC B1148/36 and B1149/37 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
REPLACE FRONT AIRBAG SENSOR RH
USE SIMULATION METHOD TO CHECK
5 CHECK INSTRUMENT PANEL WIRE (OPEN)
HINT: The service wire has already been inserted into connector "B".
Standard resistance
REPAIR OR REPLACE INSTRUMENT PANEL WIRE
REPAIR OR REPLACE ENGINE ROOM MAIN WIRE
Seat Belt Buckle Switch LH Circuit Malfunction
DTC B0126/27 Seat Belt Buckle Switch LH Circuit Malfunction
DESCRIPTION
The seat belt buckle switch LH circuit consists of the center airbag sensor
assembly and the front seat
inner belt assembly LH.
DTC B0126/27 is recorded when a malfunction is detected in the seat belt buckle
switch LH ...
How to proceed with
troubleshooting
HINT:
The intelligent tester can be used in steps 2, 3, 4, 6 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CONNECT INTELLIGENT TESTER TO DLC3
HINT:
If the display indicates a communication fault in the tester,
inspect the DLC3.
3 CHECK DTC AND FREEZE FRAME DATA
(a) Check for DTC(s) and freeze f ...
Armrests
Pull the armrest down for use.
Front seat
Second seat (if equipped)
Adjusting the front seat armrests (if equipped)
Push the armrest down while pressing the
button.
NOTICE
To prevent damage to the armrest, do not apply too much load on the
armrest.
...