Buick Regal: DTC B1011

Diagnostic Instructions

• Perform the Diagnostic System Check prior to using this diagnostic procedure: Diagnostic System Check - Vehicle
• Review the description of Strategy Based Diagnosis: Strategy Based Diagnosis
• An overview of each diagnostic category can be found here: Diagnostic Procedure Instructions

DTC Descriptor

DTC B1011

System Disabled Information Stored

Symptom Byte Information: Symptom Byte List.

Circuit/System Description

Conditions for Running the DTC

Ignition - On/Vehicle - In Service Mode

Conditions for Setting the DTC

K109 Frontview Camera Module - System Disabled Information Stored

Action Taken When the DTC Sets

• Lane Departure Warning = Disabled
• Forward Collision Alert = Disabled
• Driver Information Display - Service Front Camera/Service Lane Departure Warning
• B174W Frontview Camera - Windshield - All functions = Disabled

Conditions for Clearing the DTC

• A current DTC will clear when the diagnostic runs and passes.
• A history DTC will clear after 50 consecutive malfunction-free ignition cycles.

Diagnostic Aids

• Refer to: Scan Tool Information - Frontview Camera Disable History 1-4
• Refer to: Forward Collision Alert Description and Operation

Reference Information

Schematic Reference

Driver Assistance Systems Wiring Schematics

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX

Description and Operation

Forward Collision Alert Description and Operation

Electrical Information Reference

• Circuit Testing
• Connector Repairs
• Testing for Intermittent Conditions and Poor Connections
• Wiring Repairs

Scan Tool Reference

Control Module References

Circuit/System Verification

NOTE: This is an informal DTC which does not necessarily indicate a defective control module. DTC B1011 sets when information is stored to the frontview camera module disable history buffers. This contains the reason that one or more of the frontview camera module features is disabled

1. Ignition - On/Vehicle - In Service Mode.

2. Verify no other DTCs are set.

• If any other DTCs are set

Diagnose other DTCs first. Refer to: Diagnostic Trouble Code (DTC) List - Vehicle.

• Go to next step: If no other DTCs are set

3. Verify the scan tool parameter: Frontview Camera Disable History 1 Malfunction

• If the parameter displays the following: Malfunction or Undefined

Refer to: K109 Frontview Camera Module: Scan Tool Information

• Go to next step: If the parameter displays the following: Normal

4. Verify the scan tool parameter: Frontview Camera Disable History 2 Malfunction

• If the parameter displays the following: Malfunction or Undefined

Refer to: K109 Frontview Camera Module: Scan Tool Information

• Go to next step: If the parameter displays the following: Normal

5. Verify the scan tool parameter: Frontview Camera Disable History 3 Malfunction

• If the parameter displays the following: Malfunction or Undefined

Refer to: K109 Frontview Camera Module: Scan Tool Information

• Go to next step: If the parameter displays the following: Normal

6. Verify the scan tool parameter: Frontview Camera Disable History 4 Malfunction

• If the parameter displays the following: Malfunction or Undefined

Refer to: K109 Frontview Camera Module: Scan Tool Information

• Go to next step: If the parameter displays the following: Normal

7. All OK.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the repair: Diagnostic Repair Verification.

For control module replacement, programming, and setup refer to: Control Module References.

DTC B1015

Diagnostic Instructions

• Perform the Diagnostic System Check prior to using this diagnostic procedure: Diagnostic System Check - Vehicle
• Review the description of Strategy Based Diagnosis: Strategy Based Diagnosis
• An overview of each diagnostic category can be found here: Diagnostic Procedure Instructions

DTC Descriptor

DTC B1015

Vehicle Identification Number Information

Symptom Byte Information: Symptom Byte List.

Circuit/System Description

When the ignition is turned On, the control module receives the vehicle identification number (VIN) from the K9 Body Control Module.

The control module will compare the VIN received to the VIN stored in memory.

Conditions for Running the DTC

Ignition On

Conditions for Setting the DTC

The VIN stored in the control module and the VIN received via serial data from another control module are different.

Actions Taken When the DTC Sets

• Forward Collision Alert = Disabled
• Lane Departure Warning = Disabled
• B174W Frontview Camera - Windshield = Inoperative
• K124 Active Safety Control Module - If equipped = Inoperative
• Driver Information Center Display - Service Front Camera/Service Lane Departure Warning

Conditions for Clearing the DTC

A current DTC will clear when the diagnostic runs and passes.

Reference Information

Schematic Reference

Driver Assistance Systems Wiring Schematics

Connector End View Reference

Master Electrical Component List

Description and Operation

Forward Collision Alert Description and Operation

Electrical Information Reference

• Circuit Testing
• Connector Repairs
• Testing for Intermittent Conditions and Poor Connections
• Wiring Repairs

Scan Tool Reference

Control Module References

Circuit/System Verification

1. Ignition - On/Vehicle - In Service Mode.

2. Verify DTC B1015 is not set.

• If the DTC is set

1. Program the control module: B174W Frontview Camera - Windshield or K124 Active Safety Control Module
2. Ignition - On/Vehicle - In Service Mode
3. Verify DTC B1015 is not set. If the DTC is set
   • If the DTC is set

     Replace the appropriate component: B174W Frontview Camera - Windshield or K124 Active Safety Control Module

   • Go to next step: If the DTC is not set
4. All OK.

• Go to next step: If the DTC is not set

3. All OK.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the repair: Diagnostic Repair Verification.

For control module replacement, programming, and setup refer to: Control Module References.

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