DTC P0500:00

Vehicle speed signal circuit malfunction

DETECTION CONDITION

• Under the following conditions, the vehicle speed signal input from DSC HU/CM is incorrect for 10 s:

• Engine is running.

• The vehicle is driven in D position or R position.

• Output shaft speed sensor related DTC is not recorded

• There is no difference between vehicle speed signal from DSC HU/CM and turbine/input shaft speed sensor signal.

Diagnostic support note

• The check engine light illuminates if the TCM detects the above malfunction condition during the first drive cycle.

• The automatic transaxle warning light does not illuminate.

• PENDING CODE is available.

• FREEZE FRAME DATA is available.

• DTC is stored in the TCM memory.

FAIL-SAFE FUNCTION

• Inhibits learning control.

• Inhibits neutral idle control.

• Inhibits AAS.

POSSIBLE CAUSE

• DSC HU/CM DTC is stored.

• ABS wheel-speed sensor malfunction

SYSTEM WIRING DIAGRAM

Not applicable

STEP

INSPECTION

ACTION

1

• Has the freeze frame data/snapshot data been recorded on the repair order?

Yes

Go to the next step.

No

Record the freeze frame data/snapshot data on the repair order, then go to the next step.

2

• Verify related Service Bulletins and/or on-line repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available repair information.

• If the vehicle is not repaired, go to the next step.

No

Go to the next step.

3

• Perform the DSC HU/CM DTC inspection using the M-MDS.

  (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.

(See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].)

No

Go to the next step.

4

• Clear the DTC using the M-MDS.

  (See ON-BOARD DIAGNOSTIC SYSTEM DTC INSPECTION [FW6A-EL].)

• Perform the following procedure to ensure that the DTC has been resolved:

• Drive the vehicle for 10 s or more under the following conditions:

• Battery voltage: 8 V or more

• Vehicle speed: 45 km/h {28 mph} or more

• Perform the DTC inspection using the M-MDS.

  (See ON-BOARD DIAGNOSTIC SYSTEM DTC INSPECTION [FW6A-EL].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.

(See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE [FW6A-EL].)

No

DTC troubleshooting completed.