2010 Cadillac CTS Sedan AWD V6-3.6L Page 553
7. If all circuits test normal, test or replace the intrusion sensor. If the DTC resets, replace the BCM.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Theft Deterrent Sensor Replacement (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Antitheft Motion
Sensor/Service and Repair)
* Control Module References (See: Testing and Inspection/Programming and Relearning)for BCM replacement, setup, and programming
B3105
DTC B3105
Diagnostic Instructions
* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System
Check - Vehicle) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an
overview of the diagnostic approach.
* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure
Instructions) provides an overview of each diagnostic category.
DTC Descriptor
DTC B3105 00
- Keyless Entry System Key Fobs Not Programmed
Circuit/System Description
The remote control door lock receiver (RCDLR) monitors the number of keyless entry transmitters programmed. Until at least one transmitter is
programmed, the RCDLR determines a malfunction condition exists.
Conditions for Running the DTC
The RCDLR has been set up without transmitters being programmed
Conditions for Setting the DTC
No keyless entry transmitter programmed to the RCDLR.
Action Taken When the DTC Sets
The keyless entry system is inoperative.
Conditions for Clearing the DTC
A current DTC is cleared at least one transmitter has been programmed to the RCDLR.
Reference Information
Schematic Reference
Remote Function Schematics (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Keyless Entry/Keyless Entry
Transmitter/Diagrams/Electrical Diagrams)
Connector End View Reference
Component Connector End Views (See: Diagrams/Connector Views)
Description and Operation
Keyless Entry System Description and Operation (with RPO Y41) (See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Keyless Entry/Description and Operation/Keyless Entry System Description and Operation (with RPO Y41))Keyless Entry System
Description and Operation (without RPO Y41) (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Keyless
Entry/Description and Operation/Keyless Entry System Description and Operation (without RPO Y41))
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/Circuit Testing/Circuit Testing)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/Connector Repairs/Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/Circuit
