Toyota Corolla Cross: Power Window Switch Malfunction (B2312)
DESCRIPTION
This DTC is stored when the ECU built into a multiplex network master switch assembly determine that the multiplex network master switch assembly is stuck.
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
|---|---|---|---|
|
B2312 | Power Window Switch Malfunction |
| Multiplex network master switch assembly |
CAUTION / NOTICE / HINT
NOTICE:
The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.
Click here .gif)
HINT:
If DTC B2312 is not output again after the DTC has been cleared, the DTC was stored due to the switch being held in the same position continuously.
PROCEDURE
| 1. |
CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Master Switch > Clear DTCs
|
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| 2. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Master Switch > Trouble Codes| Result |
Proceed to |
|---|---|
| B2312 is output |
A |
| DTCs are not output |
B |
| A |
.gif) | REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY |
| B |
| END (DTC WAS STORED DUE TO SWITCH BEING OPERATED FOR 20 SECONDS OR MORE) |
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