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Home >> GMC >> 2007 >> Acadia SLT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1237 (Vehicle Diagnostic Information - Specifications - Scan Tool Data) >> Specifications >> Rear Object Alarm Module Scan Tool Information
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Rear Object Alarm Module Scan Tool Information

WARNING: This page is about a different car, the 2013 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Park Assist Module Scan Tool Data Parameters

Parameter Expected Value Definition
Operating Conditions:  Ignition ON, Engine OFF, Park Assist System Enabled
Battery Voltage Varies The scan tool displays the current battery voltage.
Loudspeaker Feed Voltage Output Varies The scan tool displays the voltage output to the loud speaker.
Park Assist Disable 1-7 History Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sens Disturbance, Snow/Ice/Mud or Sensor Ring Time. This parameter displays the last seven reasons why the park assist system was disabled in the history data.
Park Assist Rear Display LED CKT OK The scan tool displays OK or Over Current. This parameter displays the current state of the rear parking assist display indicator circuit.
Park Assist Rear Red LED Off The scan tool displays On or Off. This parameter displays the current state of the rear park assist red indicator.
Park Assist Rear Y1 LED Off The scan tool displays On or Off. This parameter displays the current state of the rear park assist first yellow indicator.
Park Assist Rear Y2 LED Off The scan tool displays On or Off. This parameter displays the current state of the rear park assist second yellow indicator.
Park Assist System Status Enable The scan tool displays Enable, Disable, Inhibit or Failed/Block. This parameter displays the current state of the park assist system.
Power Mode Accessory The scan tool displays Off, Accessory, Run or Crank Request. This parameter displays the current state of the ignition switch.
Rear Region 1 Varies The scan tool displays No Detect or Zone 1-8.
Rear Region 2 Varies The scan tool displays No Detect or Zone 1-8.
Rear Region 3 Varies The scan tool displays No Detect or Zone 1-8.
Sensor Feed Voltage Output Varies The scan tool displays the voltage supplied to the object alarm sensors.
Vehicle Speed 0 km/h (0 mph) The scan tool displays the vehicle speed in km/h (mph).
XM Button Inactive The scan tool displays Active or Inactive. This is the current state of the XM switch.
Park Assist Module Scan Tool Output Controls

Scan Tool Output Control Description
LED Test The object alarm module will momentarily supply ground to each of the park assist indicator LEDs when commanded from the scan tool. Each LED will momentarily illuminate.
Rear Red LED The object alarm module will supply ground to the rear red LED when commanded from the scan tool. The rear red LED will illuminate.
Rear Yellow LED 1 The object alarm module will supply ground to the first rear yellow LED when commanded from the scan tool. The first rear yellow LED will illuminate.
Rear Yellow LED 2 The object alarm module will supply ground to the second rear yellow LED when commanded from the scan tool. The second rear yellow LED will illuminate.