Conventional Cruise Control: Notes

DESCRIPTION 

Courtesy of CHRYSLER GROUP, LLC

The Cruise Control system if comprised of the following components:

1.	Refer to POWERTRAIN CONTROL MODULE (PCM)  .
2.	Refer to ANTILOCK BRAKE SYSTEM (ABS) MODULE  .
3.	Refer to BODY CONTROL MODULE (BCM)  .
4.	Refer to INSTRUMENT PANEL CLUSTER (IPC)  .
5.	Refer to STEERING WHEEL SWITCH (SWS)  .

OPERATION 

• The driver of the vehicle presses any of the cruise control specific buttons.
• The cruise control switch transits the request over the Local Interface Network (LIN) bus to the BCM.
• The BCM transmits this information over the Controller Area Network - Chassis (CAN-C) bus to the PCM.
• The PCM manages the algorithm in order to keep the vehicle speed set by the driver.

The cruise control automatically disables when:

• Pressing the brake pedal
• Pressing the clutch pedal
• Turning OFF the ignition

A activated system is indicated by a light on the instrument panel, connected via the CAN network to the engine management.