B3105

DTC B3105

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis Strategy Based Diagnosis for an overview of the diagnostic approach.

* Diagnostic Procedure Instructions Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptor

DTC B3105 00

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Keyless Entry System Transmitters

Circuit/System Description

The body control module monitors the number of keyless entry transmitters programmed. Until at least one transmitter is programmed, the body control module determines a malfunction condition exists.

Conditions for Running the DTC

The body control module has been set up without transmitters being programmed.

Conditions for Setting the DTC

No keyless entry transmitter programmed to the body control module.

Action Taken When the DTC Sets

The keyless entry system is inoperative.

Conditions for Clearing the DTC

A current DTC is cleared when at least one transmitter has been programmed to the body control module.

Reference Information

Schematic Reference

Remote Function Schematics [1][2]Electrical Diagrams

Connector End View Reference

Component Connector End Views Sunshade - Left (DH6)

Description and Operation

Keyless Entry System Description and Operation (With ATS) Keyless Entry System Description and Operation (With ATS)Keyless Entry System Description and Operation (Without ATS) Keyless Entry System Description and Operation (Without ATS)

Electrical Information Reference

* Circuit Testing Circuit Testing

* Connector Repairs Connector Repairs

* Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections

* Wiring Repairs Wiring Repairs

Scan Tool Reference

Control Module References Control Module References for scan tool information

Circuit/System Verification

1. Verify that the transmitter is a correct transmitter for the vehicle. This can be accomplished by comparing the part number printed on the transmitter to the appropriate part number in the parts catalog.

• If the transmitter is incorrect

Replace the transmitter.

• If the transmitter is correct

2. Program the transmitter. Refer to Key with Integrated Transmitter Programming (without BTM) Key with Integrated Transmitter Programming (without BTM)Key with Integrated Transmitter Programming (with BTM) Key with Integrated Transmitter Programming (with BTM).

3. Verify the transmitter has successfully completed the programming procedure.

• If the transmitter does not program successfully

Replace the transmitter.

• If the transmitter programs successfully

4. All OK.

Repair Instructions

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

Key with Integrated Transmitter Programming (without BTM) Key with Integrated Transmitter Programming (without BTM)Key with Integrated Transmitter Programming (with BTM) Key with Integrated Transmitter Programming (with BTM)