Toyota Corolla Cross: Sliding Roof Motor Control Actuator Stuck On (B23457E)
DESCRIPTION
This DTC will be stored if the operation of the sliding roof is suspended and a pulse input of 10 Hz or more is detected when the motor relay is off.
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
DTC Output from |
|---|---|---|---|---|
|
B23457E | Sliding Roof Motor Control Actuator Stuck On |
Position failure (When the sliding roof drive gear sub-assembly (sliding roof ECU) enters fail-safe mode due to a problem with the gear position) |
Sliding roof drive gear sub-assembly (sliding roof ECU) |
Main Body |
CAUTION / NOTICE / HINT
NOTICE:
If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.
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PROCEDURE
| 1. |
CHECK DTC OUTPUT |
(a) Clear the DTCs.
Body Electrical > Main Body > Clear DTCs(b) Check for DTCs.
Body Electrical > Main Body > Trouble Codes|
Result | Proceed to |
|---|---|
|
DTCs are not output | A |
|
DTCs are output | B |
| A |
.gif) | USE SIMULATION METHOD TO CHECK |
| B |
| REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) |
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SEE MORE:
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
CAUTION:
Do not remove the reserve tank cap, air release valve or radiator drain cock
plug while the engine and radiator assembly are still hot. Pressurized, hot engine
coolant and steam may be released and cause serious burns.
PROCEDURE
1. DRAIN ENGINE
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