Grand Cherokee 2WD V8-5.7L VIN 2 (2005)
Parking Assist Control Module: Description and Operation
The Park Assist Module has a molded plastic housing which housing internal circuitry and two electrical connectors. There are four mounting tabs that
affix the module to the mounting bracket with four clips.
The Park Assist Module (1) is located on the left side of the vehicle, under the rear seat cushion, next to the final drive control module.
The park assist module (1) has a number of functions:
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Supply voltage to the sensors and display.
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Disconnection of the display with bus idle and over voltage Vmax.
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Triggering the sensors.
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Analyze echo delay times and calculate obstacle distances.
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Bi-directional data communication to the display for diagnosis.
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System diagnostics - diagnosis and error handling (sensors, display, module).
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Data exchange over the Controller Area Network (CAN) data bus.
