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Home >> GMC >> 2007 >> Yukon Base, 4.8 C >> Repair and Diagnosis >> External Pages >> Different car >> Section 1385 (Vehicle Diagnostic Information - Scan Tool Information) >> 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 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Park Assist Module

Scan Tool Parameter System State Expected Value Definition
Operating Conditions:  Ignition ON/Engine OFF/Object Detection System ON
Battery Voltage - Varies The scan tool displays volts. This is the current voltage of the battery.
Loudspeaker Feed Voltage Output - Varies The scan tool displays counts. This is the output feed voltage to the radio measured in counts.
Park Assist Disable 1 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 2 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 3 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 4 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 5 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 6 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Disable 7 History - Varies The scan tool displays Empty, Manual Disable, Park Brake, Hitch/Obj Attach, Reverse Ovrspeed, Inhibit, Sense Disturbance, Snow/Ice/Mud, Sensor Ring Trim. This is the status of the park assist disable history.
Park Assist Front Display LED CKT - OK The scan tool displays OK/Overcurrent. This is the state of the front display for the object detection system.
Park Assist Rear Display LED CKT - OK The scan tool displays OK/Overcurrent. This is the state of the rear display for the object detection system.
Park Assist Rear Red LED - Off The scan tool displays Off/On. This is the state of the park assist rear red LED.
Park Assist Rear Y1 LED - Off The scan tool displays Off/On. This is the state of the park assist rear Y1 LED.
Park Assist Rear Y2 LED - Off The scan tool displays Off/On. This is the state of the park assist rear Y2 LED.
Park Assist Switch - Active The scan tool displays Active/Inactive. This is the state of the park assist switch.
Park Assist Switch LED - Off The scan tool displays Off/ON. This is the state of the park assist switch LED.
Park Assist Switch LED CKT - OK The scan tool displays OK/Overcurrent. This is the state of the park assist switch led for the object detection system.
Park Assist System Status - Enable The scan tool displays Disable, Enable, Inhibit, Failed/Block. This is the status of the park assist system.
Power Mode - Run The scan tool displays Off, Accessory, Run and Crank Request. This is the state of the object detection system.
Rear Region 1 - Varies The scan tool displays No Detect, Zone 1, Zone 2, Zone 3, Zone 4, Zone 5, Zone 6, Zone 7, Zone 8. This is the state of the region the vehicle is in when the object detection system is active.
Rear Region 2 - Varies The scan tool displays No Detect, Zone 1, Zone 2, Zone 3, Zone 4, Zone 5, Zone 6, Zone 7, Zone 8. This is the state of the region the vehicle is in when the object detection system is active.
Rear Region 3 - Varies The scan tool displays No Detect, Zone 1, Zone 2, Zone 3, Zone 4, Zone 5, Zone 6, Zone 7, Zone 8. This is the state of the region the vehicle is in when the object detection system is active.
Sensor Feed Voltage Output - Varies The scan tool displays counts. This is the amount of volts being sent to the object sensors in counts.
Vehicle Speed - 0 mph The scan tool displays MPH. This is the speed of the vehicle.
Park Assist Scan Tool Output Controls

Scan Tool Output Control Additional Menu Selection(s) Description
Clear History Data Special Functions The object alarm module clears the park assist disable history when commanded from the scan tool.
LED Test Special Functions The object alarm module illuminates the rear red LED and yellow LEDs one at a time.
Rear Red LED Special Functions
LED Test		 The object alarm module illuminates the rear red LED when commanded ON from the scan tool.
Rear Yellow LED 1 Special Functions
LED Test		 The object alarm module illuminates the rear yellow LED when commanded ON from the scan tool.
Rear Yellow LED 2 Special Functions
LED Test		 The object alarm module illuminates the rear yellow LED when commanded ON from the scan tool.
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