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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 105 (Electronically Controlled Brake System (HV) - Diagnostic Codes (02 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C050C-23: Left Rear Wheel Speed Sensor Signal Stuck Low [10/2021 - 10/2022] >> Description

DTC C050C-23: Left Rear Wheel Speed Sensor Signal Stuck Low [10/2021 - 10/2022]: Description

WARNING: This page is about a different variant/trim than selected.

Refer to DTC C050C-12.

Refer to DTC C050C-12: Left Rear Wheel Speed Sensor Circuit Short to Battery [10/2021 - 10/2022] 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
C050C-23 Left Rear Wheel Speed Sensor Signal Stuck Low Any of the following is detected:
  • When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph) or more, output voltage from one of the speed sensors is less than that from the other sensors for 15 seconds or more.*2
  • When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph) or more, output voltage from one of the speed sensors is less than that from the other sensors for 30 seconds or more.*1
  • When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph) or more, output from one of the speed sensors is 0 km/h (0 mph) for 1 second or more.
  • When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph) or more, outputs from both rear speed sensors are 0 km/h (0 mph) for 15 seconds or more.*2
  • When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph) or more, outputs from both rear speed sensors are 0 km/h (0 mph) for 30 seconds or more.*1
  • Rear skid control sensor LH*1
  • Rear speed sensor LH (rear axle hub and bearing assembly LH)*2
  • Speed sensor installation
  • Skid control sensor wire LH (No. 2 parking brake wire assembly)
  • Wire harness and connector
  • Rear speed sensor rotor LH (rear axle hub and bearing assembly LH)
Comes on
  • SAE Code: C050D (Case 1 to 3)
  • Output ECU: No. 2 skid control ECU (brake actuator assembly)
  1. *1: for AWD
  2. *2: for 2WD