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Home >> Toyota >> 2016 >> 4Runner Limited, AWD >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Vehicle Stability Control System (For Vacuum Brake Booster) - Diagnostic Codes (C0040-C137B) >> VEHICLE STABILITY CONTROL SYSTEM (for Vacuum Brake Booster) >> DTC C0500-3A: Left Front Wheel Speed Sensor Signal Has Too Many Pulses; DTC C0506-3A: Right Front Wheel Speed Sensor Signal Has Too Many Pulses [08/2019 - ] >> Description

DTC C0500-3A: Left Front Wheel Speed Sensor Signal Has Too Many Pulses; DTC C0506-3A: Right Front Wheel Speed Sensor Signal Has Too Many Pulses [08/2019 - ]: Description

Refer to DTCs C0500-1F and C0506-1F.

Refer to DTC C0500-1F: Left Front Wheel Speed Sensor Circuit Intermittent; DTC C0506-1F: Right Front Wheel Speed Sensor Circuit Intermittent [08/2019 - ] 

DTC No. Detection Item DTC Detection Condition Trouble Area
C0500-3A Left Front Wheel Speed Sensor Signal Has Too Many Pulses Any of the following is detected:
  • When the vehicle is driven in reverse at a speed of 3 km/h (1.8 mph) or more and 3 of the wheel sensors detect the reverse signal, the other sensor detects a high frequency pulse 75 times while the ignition switch is ON.
  • Speed sensor output is 300 km/h (186 mph) or more continuously for 5 seconds or more.
Front speed sensor LH
C0506-3A Right Front Wheel Speed Sensor Signal Has Too Many Pulses Any of the following is detected:
  • When the vehicle is driven in reverse at a speed of 3 km/h (1.8 mph) or more and 3 of the wheel sensors detect the reverse signal, the other sensor detects a high frequency pulse 75 times while the ignition switch is ON.
  • Speed sensor output is 300 km/h (186 mph) or more continuously for 5 seconds or more.
Front speed sensor RH
C0500-3A DTC DETECTION CONDITIONS

  Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition - - -
Malfunction Status When the vehicle is driven in reverse at a speed of 3 km/h (1.8 mph) or more and 3 of the wheel sensors detect the reverse signal, the other sensor detects a high frequency pulse 75 times while the ignition switch is ON. ◦ -
Speed sensor output is 300 km/h (186 mph) or more continuously for 5 seconds or more. - ◦
Detection Time 0.12 seconds or more. 0.12 seconds or more.
Number of Trips 1 trip 1 trip

HINT: 

DTC will be output when conditions for either of the patterns in the table above are met.

C0506-3A DTC DETECTION CONDITIONS

  Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition - - -
Malfunction Status When the vehicle is driven in reverse at a speed of 3 km/h (1.8 mph) or more and 3 of the wheel sensors detect the reverse signal, the other sensor detects a high frequency pulse 75 times while the ignition switch is ON. ◦ -
Speed sensor output is 300 km/h (186 mph) or more continuously for 5 seconds or more. - ◦
Detection Time 0.12 seconds or more. 0.12 seconds or more.
Number of Trips 1 trip 1 trip

HINT: 

DTC will be output when conditions for either of the patterns in the table above are met.