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Test D: The Set Speed Fluctuates
PINPOINT TEST D: THE SET SPEED FLUCTUATESD1-D2:
Normal Operation The speed control actuator receives a speed signal from the anti-lock brake system (ABS) module over the standard corporate protocol (SCP) network. The speed control actuator controls the throttle position through the speed control cable.
Possible Causes -
speed control cable
-
speed control actuator
-
throttle body linkage