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SUPPLEMENTAL RESTRAINT SYSTEMS AIRBAG SYSTEM B1615/14 Front Airbag Sensor LH Malfunction
DESCRIPTION
The front airbag sensor LH consists of the diagnostic circuit and the frontal deceleration sensor, etc.
If the center airbag sensor receives signals from the frontal deceleration sensor, it determines whether the SRS should be
activated.
DTC B1615/14 is stored when a malfunction is detected in the front airbag sensor LH circuit.
DTC Code DTC Detection Condition Trouble Area
When one of the following conditions
is met:
· A front airbag sensor LH · Front airbag sensor LH
B1615/14 malfunction. · Center airbag sensor assembly
· A center airbag sensor
malfunction.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
· After turning the ignition switch off, waiting time may be required before disconnecting the cable from the battery
terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding
with work (See page General>INTRODUCTION>REPAIR INSTRUCTION>PRECAUTION).
· When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page
General>INTRODUCTION>REPAIR INSTRUCTION>INITIALIZATION).
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PROCEDURE
1.CHECK FRONT AIRBAG SENSOR LH
a.
Turn the ignition switch off.
b. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
c. Interchange the front airbag sensor LH with RH and connect the connectors to them.
d. Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
e. Turn the ignition switch to ON, and wait for at least 60 seconds.
f. Clear the DTCs stored in the memory (See page Vehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG
SYSTEM>DTC CHECK / CLEAR).
g. Turn the ignition switch off.
h. Turn the ignition switch to ON, and wait for at least 60 seconds.
i. Check for DTCs (See page Vehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM>DTC CHECK /
CLEAR).
Result
Result Proceed to
DTC B1615 is output A
DTC B1610 is output B
DTC B1610 and B1615 are
C
not output
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HINT:
Codes other than DTC B1610 and B1615 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
(See pageVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM>DIAGNOSIS SYSTEM)
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
(See pageVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>CENTER AIRBAG SENSOR
ASSEMBLY>REMOVAL)
REPLACE FRONT AIRBAG SENSOR LH
(See pageVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>FRONT AIRBAG SENSOR>REMOVAL)
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