SPEED LIMITER SYSTEM, Diagnostic DTC:P0500

DTC Code DTC Name
P0500 Vehicle Speed Sensor "A"

DESCRIPTION

The wheel speed sensor monitors the wheel rotation speed and sends a signal to the skid control ECU.

The skid control ECU converts the wheel speed signal into a 4-pulse signal and transmits it to the ECM via the combination meter. The ECM determines the vehicle speed based on the frequency of the pulse signal.

DTC No. Detection Item DTC Detection Condition Trouble Area
P0500 Vehicle Speed Sensor "A" When driving vehicle with speed limiter system operating, vehicle speed signal is not sent to ECM.

  • Open or short in speedometer circuit

  • Speedometer assembly

  • ECM

Tech Tips

For vehicles with a speed limiter system, detection does not start unless the following conditions are met.


  • Adjustable Speed Limiter (ASL) Main button status is ON.

  • Average time period between speed pulses is a non-zero value and frozen for a calibrated time.

  • Sensed vehicle speed is greater than a calibrated threshold.

  • Engine is running.

CAUTION / NOTICE / HINT

Tech Tips

This DTC may be stored by the ECD system at the same time. In that case, perform troubleshooting for the ECD system first.

PROCEDURE


  1. CHECK FOR DTCs (DTC P0500)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. for 1ND-TV:

      Check for DTCs.

      Click here


      Powertrain > Engine and ECT > Trouble Codes

    5. for 1WW:

      Check for DTCs.

      Click here


      Powertrain > Engine and ECT > Trouble Codes
      Result
      Result Proceed to
      DTC is not output A
      DTC P0500 is output (for 1ND-TV) B
      DTC P0500 is output (for 1WW) C

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO ECD SYSTEM Click here

    C

    GO TO ECD SYSTEM Click here