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 circui
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1155/39 |
|
|
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.
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 (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
4 CHECK FLOOR WIRE (SHORT TO B+)
Standard voltage
REPAIR OR REPLACE FLOOR WIRE
5 CHECK FLOOR WIRE (SHORT TO GROUND)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE
6 CHECK FLOOR WIRE (SHORT)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE
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.
REPLACE REAR AIRBAG SENSOR LH
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
USE SIMULATION METHOD TO CHECK
Sound Signal Circuit between Radio and Navigation Assembly and
Television Display Assembly
DESCRIPTION
The television display assembly sends an RSE sound signal to the radio and
navigation assembly through
this circuit. The sound signal that has been sent is amplified by the stereo
component amplifier, and then
is sent to the speakers.
If there is an open or short in the circuit ...
On-vehicle inspection
1. FRONT SEAT SIDE AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the front seat side airbag assembly installed on
the vehicle, perform a visual check. If there are any
defects as mentioned below, replace the front
seatback ass ...
Vvt sensor
COMPONENTS
ON-VEHICLE INSPECTION
1. CHECK VVT SENSOR OUTPUT VOLTAGE
(a) Turn the ignition switch to the ON position.
(b) Check the voltage between the specified terminal
and body ground.
Standard voltage
(c) While turning the crankshaft pulley by hand,
measure the voltage betwe ...