DESCRIPTION
Refer to DTC C050C12
Click here
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C050C1C |
Left Rear Wheel Speed Sensor Circuit Voltage Out of Range |
|
|
*1: When more than 1 wheel has a wheel speed of less than 5 km/h (3 mph), a difference of 15% is permitted.
*2: When more than 1 wheel has a wheel speed of less than 5 km/h (3 mph), a difference of 16 km/h (10 mph) is permitted.
*3: for AWD
*4: for 2WD
CAUTION / NOTICE / HINT
NOTICE:
DTC precaution
Click here
Procedure to clear warning lights (When not clearing DTCs)
Procedure |
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|
PROCEDURE
1. |
CHECK VEHICLE |
(a) Check the vehicle specification.
Result |
Proceed to |
---|---|
for 2WD |
A |
for AWD |
B |
B |
GO TO STEP 7 |
|
2. |
PRE-CHECK |
(a) Check that all 4 tires are of correct size, are inflated to the correct pressure, and do not show excessive signs of wear.
Click here
HINT:
If a tire is deformed or an incorrectly sized tire or wheel is installed, this DTC may be stored.
|
3. |
CHECK FREEZE FRAME DATA (WHEEL SPEED) |
(a) Select a DTC to display the Freeze Frame Data.
(b) Read the freeze frame data of DTC C050C1C.
Chassis > Brake/EPB
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
Result |
Proceed to |
---|---|
The value of RL Wheel Speed is more than all other values. |
A |
The value of RL Wheel Speed is less than all other values. |
B |
The value of RL Wheel Speed is less than 5 km/h (3 mph). |
C |
B |
GO TO STEP 5 |
C |
GO TO STEP 6 |
|
4. |
READ VALUE USING GTS (WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
(b) Start the engine.
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of Wheel Speed.
OK:
The difference between the value of RL Wheel Speed and all other values is less than 6%.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as wheelspin.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE REAR AXLE HUB AND BEARING ASSEMBLY LH |
5. |
READ VALUE USING GTS (WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
(b) Start the engine.
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of Wheel Speed.
OK:
The difference between the value of RL Wheel Speed and all other values is less than 6%.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as brake drag.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE REAR AXLE HUB AND BEARING ASSEMBLY LH |
6. |
READ VALUE USING GTS (RL WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
RL Wheel Speed |
(b) Start the engine.
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of RL Wheel Speed.
OK:
The value of RL Wheel Speed is 5 km/h (3 mph) or more.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as wheelspin, brake drag or wheel lockup.
When a DTC is stored during operation of ABS or TRAC, the system also stores vehicle control history (RoB) that can be guessed the vehicle conditions.
Click here
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE REAR AXLE HUB AND BEARING ASSEMBLY LH |
7. |
PRE-CHECK |
(a) Check that all 4 tires are of correct size, are inflated to the correct pressure, and do not show excessive signs of wear.
Click here
HINT:
If a tire is deformed or an incorrectly sized tire or wheel is installed, this DTC may be stored.
|
8. |
CHECK FREEZE FRAME DATA (WHEEL SPEED) |
(a) Select a DTC to display the Freeze Frame Data.
(b) Read the freeze frame data of DTC C050C1C.
Chassis > Brake/EPB
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
Result |
Proceed to |
---|---|
The value of RL Wheel Speed is more than all other values. |
A |
The value of RL Wheel Speed is less than all other values. |
B |
The value of RL Wheel Speed is less than 5 km/h (3 mph). |
C |
B |
GO TO STEP 10 |
C |
GO TO STEP 13 |
|
9. |
READ VALUE USING GTS (WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
(b) Turn the ignition switch to ON (READY).
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of Wheel Speed.
OK:
The difference between the value of RL Wheel Speed and all other values is less than 6%.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as wheelspin.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE REAR SPEED SENSOR LH |
10. |
READ VALUE USING GTS (WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
FR Wheel Speed |
Front wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
FL Wheel Speed |
Front wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RR Wheel Speed |
Rear wheel speed sensor RH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
FR Wheel Speed |
FL Wheel Speed |
RR Wheel Speed |
RL Wheel Speed |
(b) Turn the ignition switch to ON (READY).
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of Wheel Speed.
OK:
The difference between the value of RL Wheel Speed and all other values is less than 6%.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as brake wheelspin.
OK |
USE SIMULATION METHOD TO CHECK |
|
11. |
CHECK REAR SPEED SENSOR LH INSTALLATION |
(a) Check the rear speed sensor LH installation. OK: There is no clearance between the rear speed sensor LH and the rear axle carrier LH. The installation bolt is tightened properly. Torque 8.5 N*m (87 kgf*cm, 75 in.*lbf) |
|
NG |
REINSTALL OR REPLACE REAR SPEED SENSOR LH |
|
12. |
CHECK REAR SPEED SENSOR ROTOR LH (CHECK FOR FOREIGN MATTER) |
(a) Check the rear speed sensor rotor LH.
OK:
The rear speed sensor rotor LH is free of scratches, oil, and foreign matter.
NOTICE:
HINT:
The rear speed sensor rotor LH is incorporated into the rear axle hub and bearing assembly LH.
If the rear speed sensor rotor LH needs to be replaced, replace it together with the rear axle hub and bearing assembly LH.
Result |
Proceed to |
---|---|
OK |
A |
NG (The rear speed sensor rotor LH is damaged.) |
B |
NG (There is foreign matter on the rear speed sensor rotor LH.) |
C |
A |
REPLACE REAR SPEED SENSOR LH |
B |
REPLACE REAR SPEED SENSOR ROTOR LH |
C |
CLEAN REAR SPEED SENSOR ROTOR LH |
13. |
READ VALUE USING GTS (RL WHEEL SPEED) |
(a) Check the Data List using the GTS.
Chassis > Brake/EPB > Data List
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|---|
RL Wheel Speed |
Rear wheel speed sensor LH reading |
Min.: 0.0 km/h (0 mph), Max.: 6553.5 km/h (4072 mph) |
Vehicle stopped: 0.0 km/h (0.0 mph) |
When driving at constant speed: No large fluctuations |
Tester Display |
---|
RL Wheel Speed |
(b) Turn the ignition switch to ON (READY).
(c) Perform a road test under the same malfunction conditions recreated based on the Freeze Frame Data or customer problem analysis.
(d) Check the value of RL Wheel Speed.
OK:
The value of RL Wheel Speed is 5 km/h (3 mph) or more.
HINT:
If the result of the road test is within the specified range, it is possible that this DTC was stored due to a particular situation such as wheelspin, brake drag or wheel lockup.
When a DTC is stored during operation of ABS or TRAC, the system also stores vehicle control history (RoB) that can be guessed the vehicle conditions.
Click here
OK |
USE SIMULATION METHOD TO CHECK |
|
14. |
CHECK REAR SPEED SENSOR LH INSTALLATION |
(a) Check the rear speed sensor LH installation. OK: There is no clearance between the rear speed sensor LH and the rear axle carrier LH. The installation bolt is tightened properly. Torque 8.5 N*m (87 kgf*cm, 75 in.*lbf) |
|
OK |
REPLACE REAR SPEED SENSOR LH |
NG |
REINSTALL OR REPLACE REAR SPEED SENSOR LH |