Vehicle Speed Sensor Malfunction

FAULT ID
P0500
24

TITLE
Vehicle Speed Sensor Malfunction

BACKGROUND
- The vehicle speed sensor outputs a pulse signal while the vehicle is driven.
- The engine control module checks whether the pulse signal is output.

RANGE OF CHECK
- ignition switch: ON
- Excluding 60 seconds after the ignition switch is turned to ON or immediately after the engine starts
- Closed throttle position switch: OFF
- Engine speed is 3,000 RPM's or more.
- Driving under high engine load conditions.

SET CONDITIONS
Sensor output voltage does not change for 4 seconds (no pulse signal input).

EFFECT
Limp-in

PROBABLE CAUSES
- Vehicle speed sensor failed.
- Open or shorted vehicle speed sensor circuit, or loose connector.
- Engine control module failed.