DTC B1155/39 Rear Airbag Sensor LH Circuit Malfunction
DESCRIPTION
The rear airbag sensor LH circuit consists of the center airbag sensor assembly and rear airbag sensor LH.
If the center airbag sensor assembly receives signals from the rear airbag sensor LH, it judges whether or not the SRS should be activated.
DTC B1155/39 is recorded when a malfunction is detected in the rear airbag sensor LH circuit.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1155/39 is not output.
HINT: Codes other than code B1155/39 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 (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 (SHORT TO B+)
Standard voltage
5 CHECK FLOOR WIRE (SHORT TO GROUND)
Standard resistance
6 CHECK FLOOR WIRE (SHORT)
Standard resistance
7 CHECK REAR AIRBAG SENSOR LH
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.
USE SIMULATION METHOD TO CHECK
Removal and installation of engine intake parts
REMOVAL AND INSTALLATION OF ENGINE INTAKE PARTS
(a) If any metal particles enter inlet system parts, this
may damage the engine.
(b) When removing and installing inlet system parts,
cover the openings of the removed parts and engine
openings. Use gummed tape or other suitable
materials ...
Reassembly
1. INSTALL NO. 1 SEAT CUSHION FRAME SUBASSEMBLY
Install the seat cushion frame with the bolt.
Torque: 20.6 N*m (210 kgf*cm, 15 ft.*lbf)
2. INSTALL RECLINING CONTROL LINK SUBASSEMBLY
Install the reclining control link with the E-ring.
Install the nut.
3. INSTALL RE ...
Distance Control Switch Circuit
DESCRIPTION
The distance control switch sets the vehicle-to-vehicle distance mode. The
distance control switch is
installed in the steering pad switch. The vehicle-to-vehicle distance set value
can be changed by
operating the steering pad switch (distance control switch) while the dynamic
l ...