Cruise control (sometimes known as speed control or autocruise) is a system that automatically controls the rate of motion of a motor vehicle. The driver sets the speed and the system will take over the throttle of the car to maintain the same speed.

nissan xterra cruise control system The following article/manual contains information about the 2004 Nissan Xterra auto cruise control system. Here you will find detail information about automatic speed control device (ASDC) component parts and harness connector location, system description which includes power supply and ground circuit, operation, A/T overdrive control during cruise control driving, ASDC motor actuator operation, circuit and wiring diagram, malfunction detection on the ASDC system (such as ASDC steering switch is stuck, ASDC motor actuator has internal malfunction, ASDC motor actuator ground circuit or power circuit is open or shorted, vehicle speed sensor is faulty, etc.), and trouble diagnosis and troubleshooting.

The Nissan Xterra auto cruise control system consists of ASDC motor actuator, ASDC steering switch, ASDC control unit, ASDC brake switch and stop lamp switch, ASDC clutch switch, and vehicle speed sensor.

Find more information about 2004 Nissan Xterra WD22 Auto Cruise Control System Circuit and Schematics Troubleshooting here (24 pages of PDF file, source:,

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