DTC B1149/37 Front Airbag Sensor LH Circuit Malfunction
DESCRIPTION
The front airbag sensor LH circuit consists of the center airbag sensor assembly and front airbag sensor LH.
If the center airbag sensor assembly receives signals from the front airbag sensor LH, it judges whether or not the SRS should be activated.
DTC B1149/37 is recorded when a malfunction is detected in the front airbag sensor LH circuit
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1149/37 |
|
|
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC
OK: DTC B1149/37 is not output. HINT: Codes other than DTC B1149/37 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 LH 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 LH
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 FRONT AIRBAG SENSOR LH
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
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
If the battery is
discharged
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by following ...
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Engage the 16 clamps to install the amplifier
antenna assembly.
Install the 3 bolts.
Connect the connectors.
2. INSTALL ROOF HEADLINING ASSEMBLY
3. INSTALL ANTENNA ASSEMBLY WITH HOLDER
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DESCRIPTION
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When the rotors rotate, the magnetic field emitted by the permanent magnet in
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