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
On-vehicle inspection
1. INSPECT FRONT AXLE HUB BEARING BACKLASH
(a) Using a dial gauge, check for backlash near the
center of the axle hub.
Maximum:
0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the
bearing.
NOTICE:
Ensure that the dial gauge is set at right angles
to the measurement surface ...
Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance
Problem
HINT:
This DTC relates to the Throttle Position (TP) sensor.
DESCRIPTION
Refer to DTC P0120 (See page ES-145).
MONITOR DESCRIPTION
The ECM uses the TP sensor to monitor the throttle valve opening angle.
This sensor transmits two signals: VTA1 and VTA2. VTA1 is used to detect the
th ...
Master Reset/ Voice Processing Device ON Error
DTC 01-DD Master Reset
DTC 01-E1 Voice Processing Device ON
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
01-DD
*1
The device that should be the master has been
disconnected after the engine starts.
Radio and navigation assembly po ...