Toyota Corolla Cross: Left Front Wheel Speed Sensor Signal Stuck High (C050024)
DESCRIPTION
Refer to DTC C050012
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|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
DTC Output from |
Note |
|---|---|---|---|---|---|---|
|
C050024 |
Left Front Wheel Speed Sensor Signal Stuck High |
The speed sensor signal is not within the specified range for 5 seconds or more. |
Front speed sensor LH |
Comes on |
Brake/EPB |
|
MONITOR DESCRIPTION
If the output signal from the speed sensor exceeds the possible output range, the skid control ECU (brake actuator assembly) illuminates the MIL and stores this DTC.
MONITOR STRATEGY
|
Related DTCs |
C0501 (Case 1): Wheel speed sensor range monitoring (FL) |
|
Required Sensors/Components(Main) |
Speed sensor |
|
Required Sensors/Components(Related) |
Skid control ECU (brake actuator assembly) |
|
Frequency of Operation |
Continuous |
|
Duration |
5 seconds |
|
MIL Operation |
2 driving cycles |
|
Sequence of Operation |
None |
TYPICAL ENABLING CONDITIONS
|
Monitor runs whenever the following DTCs are not stored |
TMC's intellectual property |
|
Other conditions belong to TMC's intellectual property |
- |
TYPICAL MALFUNCTION THRESHOLDS
|
TMC's intellectual property |
- |
COMPONENT OPERATING RANGE
|
TMC's intellectual property |
- |
CONFIRMATION DRIVING PATTERN
NOTICE:
When performing the normal judgment procedure, make sure that the driver door is closed and is not opened at any time during the procedure.
HINT:
- After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.
- When clearing the permanent DTCs, refer to the "CLEAR PERMANENT DTC" procedure.
- Connect the GTS to the DLC3.
- Turn the ignition switch to ON and turn the GTS on.
- Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
- Turn the ignition switch off.
- Turn the ignition switch to ON (READY) and turn the GTS on.
- Wait for 5 seconds or more. [*]
HINT:
[*]: Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
- Enter the following menus: Chassis / Brake/EPB* / Utility / All Readiness.
*: Electric Parking Brake System
- Check the DTC judgment result.
HINT:
- If the judgment result shows NORMAL, the system is normal.
- If the judgment result shows ABNORMAL, the system has a malfunction.
- If the judgment result shows INCOMPLETE, perform driving pattern again.
PROCEDURE
|
1. |
REPLACE FRONT SPEED SENSOR LH |
Click here
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|
END |
READ NEXT:
Left Front Wheel Speed Sensor Internal Electronic Failure (C050049)
DESCRIPTION
When the system is starting up and the skid control ECU (brake
actuator assembly) detects a speed sensor circuit malfunction via the speed sensor
circuit self-diagnosis function, this
Right Front Wheel Speed Sensor Circuit Short to Battery (C050612)
DESCRIPTION
Each speed sensor detects wheel speed and sends signals to the
skid control ECU (brake actuator assembly). These signals are used by the brake
control.
The speed sensor detects the m
Right Front Wheel Speed Sensor Circuit Short to Ground or Open (C050614)
DESCRIPTION
Refer to DTC C050612
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DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
DTC Output from
SEE MORE:
Installation
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 INSTALL FUEL TANK VENT HOSE SUB-ASSEMBLY
77404A -
- -
2 INSTALL FUEL TANK MAIN TUBE SUB-ASSEMBLY
77209F -
- -
3 FUEL TA
Check Bus 5 Line
DESCRIPTION
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that display communication
stop history on the "Detail" screen.
CAN main
