Toyota Corolla Cross: Right Front Wheel Speed Sensor Circuit Intermittent (C05061F)

DESCRIPTION

Refer to DTC C050612

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DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C05061F	Right Front Wheel Speed Sensor Circuit Intermittent	The speed sensor signal is excessively noisy. The calculated change in wheel speed is more than 980 m/s2 for 5*1 or 20*2 seconds or more. The calculated change in wheel speed fluctuates between more than 500 m/s2 and less than -500 m/s2 for 5*1 or 20*2 seconds or more. When the vehicle speed is low, excessive noise in the speed sensor pulse signal is detected 3 times or more within 0.005 seconds for 5*1 or 20*2 seconds or more.	Front speed sensor RH Front speed sensor rotor RH (front axle hub sub-assembly RH)

• *1: The stop light switch assembly is OFF.
• *2: The stop light switch assembly is ON.

CAUTION / NOTICE / HINT

NOTICE:

DTC precaution

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Procedure to clear warning lights (When not clearing DTCs)

Procedure
Repair or replacement. Turn the ignition switch to ON. Drive the vehicle at 54 km/h (34 mph) or more for 3 seconds or more to clear the warning lights.

PROCEDURE

1.	CHECK FRONT SPEED SENSOR RH (CHECK FOR FOREIGN MATTER)

(a) Remove the front speed sensor RH.

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(b) Check the front speed sensor RH.

OK:

The front speed sensor RH tip is free of oil and foreign matter.

HINT:

If foreign matter of 1 mm (0.03937 in.) x 1 mm (0.03937 in.) or more is adhered to the front speed sensor RH, this DTC may be stored.

NG

GO TO STEP 7

OK

2.	CHECK FRONT SPEED SENSOR ROTOR RH (CHECK FOR FOREIGN MATTER)

(a) Remove the component with the front speed sensor rotor RH.

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(b) Check the front speed sensor rotor RH.

OK:

The front speed sensor rotor RH is free of oil and foreign matter.

HINT:

If foreign matter of 1 mm (0.03937 in.) x 1 mm (0.03937 in.) or more is adhered to the front speed sensor rotor RH, this DTC may be stored.

OK

REPLACE FRONT SPEED SENSOR RH AND FRONT AXLE HUB SUB-ASSEMBLY RH for front speed sensor RH: Click here for front speed sensor rotor RH (front axle hub sub-assembly RH): Click here

NG

3.	CLEAN FRONT SPEED SENSOR ROTOR RH

(a) Clean the front speed sensor rotor RH.

NOTICE:

Do not use parts cleaner when cleaning the front speed sensor rotor RH.

NEXT

4.

CLEAR DTC

(a) Clear the DTCs.

Chassis > Brake/EPB > Clear DTCs

(b) Turn the ignition switch to off.

NEXT

5.	PERFORM DEALER MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CHECK)

(a) Using the GTS, perform a Dealer Mode (Signal Check) inspection sensor check and check that speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

Chassis > Brake/EPB > Utility

Tester Display
Signal Check

OK:

Speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

NG

REPLACE FRONT SPEED SENSOR RH AND FRONT AXLE HUB SUB-ASSEMBLY RH for front speed sensor RH: Click here for front speed sensor rotor RH (front axle hub sub-assembly RH): Click here

OK

6.	RECONFIRM DTC

(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.

(b) Check if the same DTC is output.

Chassis > Brake/EPB > Trouble Codes

Result	Proceed to
C05061F is not output	A
C05061F is output	B

A

END

B

REPLACE FRONT SPEED SENSOR RH AND FRONT AXLE HUB SUB-ASSEMBLY RH for front speed sensor RH: Click here for front speed sensor rotor RH (front axle hub sub-assembly RH): Click here

7.	CLEAN FRONT SPEED SENSOR RH

(a) Clean the front speed sensor RH.

NOTICE:

When cleaning the front speed sensor RH, make sure to clean the installation hole before installation.

NEXT

8.

CLEAR DTC

(a) Clear the DTCs.

Chassis > Brake/EPB > Clear DTCs

(b) Turn the ignition switch to off.

NEXT

9.	PERFORM DEALER MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CHECK)

(a) Using the GTS, perform a Dealer Mode (Signal Check) inspection sensor check and check that speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

Chassis > Brake/EPB > Utility

Tester Display
Signal Check

OK:

Speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

NG

GO TO STEP 2

OK

10.	RECONFIRM DTC

(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.

(b) Check if the same DTC is output.

Chassis > Brake/EPB > Trouble Codes

Result	Proceed to
C05061F is not output	A
C05061F is output	B

A

END

B

GO TO STEP 2

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