2 weeks ago this started, when I step on the gas the car does not pick speed it hesitates now if I step on gas little by little no problem.
Aug 23, 2009 at 11:12 AM
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DAVE H
CERTIFIED EXPERT
13,384 POSTS
Accelerator Pedal Position Sensor (XJR, XJ8 & XK8)
The Accelerator Pedal Position (APP) sensor is connected to the input shaft within the electronic throttle assembly. The APP sensor consists of a dual-track potentiometer that provides inputs to the ECM of driver demand at the accelerator pedal.