LS V8-3.9L VIN A (2003)
to the instrument cluster over the SCP network. The message center uses that information to display the electronic throttle control message.
Possible Causes
-
electronic throttle control system
-
instrument cluster
Tests AS
PINPOINT TEST AS: THE INDICATOR DOES NOT OPERATE CORRECTLY - PARKING BRAKE
Test AS1-AS2
Normal Operation
The park brake indicator is an output signal that is controlled by the electronic parking brake module. The electronic parking brake module
communicates the parking brake status to the instrument cluster over the SCP network. The message center uses that information to display the
parking brake message.
Possible Causes
-
electronic parking brake system
-
instrument cluster
