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:
Terminals Of Ecu
TERMINALS OF ECU
*1 Battery ECU Assembly
- - Battery ECU Assembly
Connector Code Terminal No.
Symbol Terminal Description
O211 1
TC0 Intake air temperature sensor signal
2 GC0
Intake air temperature sensor ground
Relay
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE
1. INSPECT FAN MAIN RELAY (a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection Condition
Specified Condition
3 - 5 Battery v
