DTC B1140/32 Side Airbag Sensor Assembly RH Circuit Malfunction
DESCRIPTION
The side airbag sensor RH circuit consists of the center airbag sensor assembly and side airbag sensor RH.
If the center airbag sensor assembly receives signals from the side airbag sensor RH, it judges whether or not the SRS should be activated.
DTC B1140/32 is recorded when a malfunction in the side airbag sensor RH circuit is detected.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1140/32 is not output.
HINT: Codes other than DTC B1140/32 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
2 CHECK CONNECTION OF CONNECTORS
OK: The connectors are connected.
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
4 CHECK FLOOR WIRE NO. 2 (SHORT TO B+)
Standard voltage
5 CHECK FLOOR WIRE NO. 2 (SHORT TO GROUND)
Standard resistance
6 CHECK FLOOR WIRE NO. 2 (SHORT)
Standard resistance
7 CHECK SIDE AIRBAG SENSOR RH
Result
HINT: Codes other than DTC B1140/32 and B1141/33 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
No. 2 Clearance Warning Buzzer Circuit
DESCRIPTION
The clearance warning ECU receives the ultrasonic sensor signal to sound the
rear warning buzzer.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - AIR CONDITIONER
AMPLIFIER)
Disconnect the connectors from the clearance warning ...
Stereo component speaker
COMPONENTS
ON-VEHICLE INSPECTION
1. INSPECT STEREO COMPONENT SPEAKER
HINT:
Remove interior parts so that the stereo component
speaker can be seen.
Check the speaker installation.
OK:
The speaker is securely installed.
If the result is not as specified, reinstall the stereo ...
Removal
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. PRECAUTION
CAUTION: Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 s ...