DESCRIPTION
The side collision sensor LH circuit (bus 1) consists of the airbag sensor assembly, door side airbag sensor LH, No. 1 side airbag sensor LH and No. 2 side airbag sensor LH.
The door side airbag sensor LH, No. 1 side airbag sensor LH and No. 2 side airbag sensor LH detect impacts to the vehicle and send signals to the airbag sensor assembly to determine if the airbags and pretensioners should be deployed.
DTC B1635/24 is stored when a malfunction is detected in the No. 2 side airbag sensor LH.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Test Mode / Check Mode |
---|---|---|---|---|
B1635/24 |
Rear Airbag Sensor LH Circuit Malfunction |
Any of the following conditions is met:
|
|
Does not apply to test/check mode |
Vehicle Condition |
|||
---|---|---|---|
Pattern 1 |
Pattern 2 |
||
Diagnosis Condition |
Ignition switch ON |
○ |
○ |
Malfunction Status |
No. 2 side airbag sensor LH malfunction |
○ |
- |
Airbag sensor assembly malfunction |
- |
○ |
|
Detection Time |
- |
- |
|
Number of Trips |
1 trip |
1 trip |
HINT:
DTC will be output when conditions for either of the patterns in the table above are met.
WIRING DIAGRAM
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CAUTION / NOTICE / HINT
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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PROCEDURE
1. |
CHECK NO. 2 SIDE AIRBAG SENSOR LH |
(a) Turn the ignition switch off. |
|
(b) Disconnect the cable from the negative (-) battery terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
(c) Interchange the No. 2 side airbag sensor LH with RH and connect the connectors.
(d) Connect the cable to the negative (-) battery terminal.
(e) Clear the DTCs stored in memory.
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Body Electrical > SRS Airbag > Clear DTCs(f) Turn the ignition switch off.
(g) Turn the ignition switch ON, and wait for at least 60 seconds.
(h) Check for DTCs.
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Body Electrical > SRS Airbag > Trouble CodesHINT:
Codes other than DTCs B1630/23 and B1635/24 may be output at this time, but they are not related to this check.
Result |
Proceed to |
---|---|
DTC B1635/24 is output. |
A |
DTC B1630/23 is output. |
B |
DTCs B1630/23 and B1635/24 are not output. |
C |
(i) Turn the ignition switch off.
(j) Disconnect the cable from the negative (-) battery terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
(k) Return the No. 2 side airbag sensor LH and RH to their original positions and connect the connectors.
A |
REPLACE AIRBAG SENSOR ASSEMBLY |
B |
REPLACE NO. 2 SIDE AIRBAG SENSOR LH |
C |
USE SIMULATION METHOD TO CHECK |
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