Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2015 Cadillac XTS BaseFACTORY OEM SERVICE PROCEDURE
Object Detection System And Pedestrian Protection System
- Specifications
- Schematic Wiring Diagrams
- Object Detection Wiring Schematics
- Power, Ground, Serial Data and Controls (UD5/UD7/UFQ)
- Front Object Sensors and Advanced Parking Assist (UD5/UFQ)
- Rear Object Sensors and Control (UD5/UD7/UFQ)
- Power, Ground, Serial Data and Side Object Detection (UFG/UFT)
- Side Object Detection (UFT)
- Lane Departure Warning (UFL without UGN)
- Rearview Camera (UVC)
- Collision Alert (UEU)
- Power, Ground and Serial Data (UGN/UVZ)
- Serial Data (UGN/UVZ)
- Multifunction Switches (UGN/UVZ)
- Seat Haptic Motors (UGN/UVZ)
- Object Detection Wiring Schematics
- Diagnostic Information and Procedures
- DTC B094B or B094C: Object Detection Control Module
- DTC B094D or B094E: Object Detection Indicator Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B0954, B0955, B0956, or B0957: Parking Assist Front Sensor Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B0958, B0959, B0960, or B0961: Parking Assist Rear Sensor Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B0967 or B0968: Parking Assist On/Off Switch
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B096B: Parking Assist Switch Parallel Parking Circuit Short to Ground
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B096C or B096D: Parking Assist Side Sensor Front Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B0987: Vehicle Direction Camera Indicator Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B1011: System Disabled Information Stored
- DTC B1015: Vehicle Identification Number Information Malfunction
- DTC B127B: Rearview Camera Input Signal Circuit Missing Reference
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B1405: Control Module Voltage Reference Output 2 Circuit
- DTC B172E or B172F: Driver Seat Cushion Rear Haptic Alert Motor Control Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B356A: Vehicle Direction Warning Switch Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B390A: Short Range Object Sensor
- DTC B390C: Long Range Radar Sensor Module Incorrect Mounting
- DTC B390D: Frontview Camera Module Incorrect Mounting
- DTC P15F6: Front Object Detection Control Module Torque Request Signal Message Counter Incorrect
- Symptoms - Object Detection
- Seat Haptic Signal Motor Malfunction
- Forward Collision Alert System Malfunction
- Parking Assist System Malfunction
- Parallel Parking Assist System Malfunction
- Rear Cross Traffic Alert System Malfunction
- Rear Vision Camera System Malfunction
- Side Blind Zone Alert System Malfunction
- Lane Departure Warning System Malfunction
- Lane Keep Assist System Malfunction
- Repair Instructions
- Front Seat Lane Departure Warning Actuator Replacement
- Forward Range Radar Module Replacement
- Active Safety Control Module Replacement
- Forward Collision Alert Display Replacement
- Parking Assist Control Module Replacement
- Object Detection Sensor Replacement (Rear)
- Object Detection Sensor Replacement (Front)
- Front Parking Assist Alarm Sensor Replacement
- Side Object Sensing Alert Module Replacement
- Rear Parking Assist Alarm Sensor Replacement
- Rear Parking Assist Alarm Sensor Bracket Replacement
- Front Parking Assist Alarm Sensor Bracket Replacement
- Multifunction Relay Module Bracket Replacement
- Front View Camera Replacement (With UGN)
- Front View Camera Replacement (With UEU)
- Rearview Camera Image Display Module Replacement
- Front View Camera Module Calibration
- Radar Sensor Module - Long Range Calibration
- Description and Operation
- Object Detection Description and Operation (with Front and Rear Park Assist, UD5)
- Object Detection Description and Operation (with Rear Park Assist, UD7)
- Object Detection Description and Operation (with Side Blind Zone Alert, UFT)
- Object Detection Description and Operation (with Rear Cross Traffic Alert, UFG)
- Object Detection Description and Operation (with Lane Departure Warning, UFL)
- Object Detection Description and Operation (with Forward Collision Alert, UEU)
- Object Detection Description and Operation (with Haptic Signal Motor Seat)
- Object Detection Description and Operation (with Parallel Parking Assist, UFQ)
- Object Detection Description and Operation (with Adaptive Cruise Control, KSG)
- Object Detection Description and Operation (with Active Safety System, UGN)
- Parking Assist Description and Operation (with Front and Rear Park Assist, UD5)
- Parking Assist Description and Operation (with Rear Park Assist, UD7)
- Parking Assist Description and Operation (with Parallel Parking Assist, UFQ)
- Lane Departure Warning Description and Operation
- Lane Keep Assist Description and Operation
- Cross Traffic Alert Description and Operation
- Active Safety Seat Description and Operation
- Side Blind Zone Alert Description and Operation
- Forward Collision Alert Description and Operation
- Active Safety System Description and Operation
- Adaptive Cruise Control Description and Operation (with Adaptive Cruise Control, KSG)
- Rear Vision Camera Description and Operation
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.