Operation CHARM: Car repair manuals for everyone.
Hosted by mcallihan.com

Speed Control Switch Always High

WHEN MONITORED
With the ignition key ON.

SET CONDITION
An open condition is detected in the speed control ON/OFF switch circuit.

THEORY OF OPERATION
This circuit is monitored continuously by the PCM whenever the ignition is turned ON.

- The trouble code is set if the voltage in this circuit is above 4.7 volts for more than 1 second.

PROBABLE CAUSES
- ON/OFF switch circuit shorted to power
- ON/OFF switch circuit open
- PCM failure