| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000001G4PF |
| Model Year Start: 2020 | Model: Corolla | Prod Date Range: [01/2019 - 09/2022] |
| Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for HV Model): B1615; Front Airbag Sensor (LH); 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022] | ||
|
DTC |
B1615 |
Front Airbag Sensor (LH) |
DESCRIPTION
The front airbag sensor LH circuit consists of the airbag sensor assembly and front airbag sensor LH.
The front airbag sensor LH detects impacts to the vehicle and sends signals to the airbag sensor assembly to determine if the airbags and pretensioners should be deployed.
DTC B1615 is stored when a malfunction is detected in the front airbag sensor LH.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Warning Indicate |
Test Mode / Check Mode |
|---|---|---|---|---|---|
|
B1615 |
Front Airbag Sensor (LH) |
|
|
Comes on |
Does not apply to test/check mode |
WIRING DIAGRAM
Click here
![2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for HV Model): B1617,B1618; Front Airbag Sensor Lost Communication (LH)+](/t3Portal/stylegraphics/info.gif)
CAUTION / NOTICE / HINT
NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
Click here
PROCEDURE
|
1. |
CHECK FRONT AIRBAG SENSOR LH |
|
(a) Turn the power switch off. |
|
(b) Disconnect the cable from the negative (-) auxiliary battery terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
(c) Interchange the front airbag sensor LH with RH and connect the connectors.
(d) Connect the cable to the negative (-) auxiliary battery terminal.
(e) Turn the power switch on (IG), and wait for at least 60 seconds.
(f) Clear the DTCs stored in memory.
Body Electrical > SRS Airbag > Clear DTCs
(g) Turn the power switch off.
(h) Turn the power switch on (IG), and wait for at least 60 seconds.
(i) Check for DTCs.
Body Electrical > SRS Airbag > Trouble Codes
HINT:
Codes other than DTCs B1610 and B1615 may be output at this time, but they are not related to this check.
|
Result |
Proceed to |
|---|---|
|
DTCs B1610 and B1615 are not output. |
A |
|
DTC B1615 is output. |
B |
|
DTC B1610 is output. |
C |
(j) Turn the power switch off.
(k) Disconnect the cable from the negative (-) auxiliary battery terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
(l) Return the front airbag sensor LH and RH to their original positions and connect the connectors.
| A |
|
| B |
|
REPLACE AIRBAG SENSOR ASSEMBLY
|
| C |
|
REPLACE FRONT AIRBAG SENSOR LH
|
|
|