Tuesday, December 3, 2019

2010 Cadillac Truck Escalade AWD V8-6.2L Page 718

2010 Cadillac Truck Escalade AWD V8-6.2L Page 718

* 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 Descriptors

DTC B3109 00

- Keyless Entry Transmitter 1 Low Battery

DTC B3110 00

- Keyless Entry Transmitter 2 Low Battery

DTC B3111 00

- Keyless Entry Transmitter 3 Low Battery

DTC B3112 00

- Keyless Entry Transmitter 4 Low Battery

Circuit/System Description

With each press of a keyless entry transmitter button, a message containing the current battery state of the transmitter is sent to the remote control

door lock receiver (RCDLR) along with the commanded keyless entry function.

Conditions for Running the DTC

A keyless transmitter button is pressed.

Conditions for Setting the DTC

The DTC sets after 3 consecutive low battery signals from the same programmed transmitter.

Action Taken When the DTC Sets

The keyless entry system is inoperative.

Conditions for Clearing the DTC

The DTC is cleared when a normal transmitter voltage signal is received from the programmed transmitter that set the DTC.

Diagnostic Aids

The keyless entry transmitter used in the 2-Way Advanced Remote Start System is unique to the system. When servicing or replacing a transmitter,

ensure that the correct transmitter is used. The correct transmitter part number can be found in the Accessory section of the parts catalog.

Attempting to replace a 2-Way Advanced Remote Start transmitter with a regular service part may result in a failure to program the transmitter.

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 (Without Accessory 2 Way Remote) (See: Accessories and Optional Equipment/Antitheft and

Alarm Systems/Keyless Entry/Description and Operation/Keyless Entry System Description and Operation (Without Accessory 2 Way Remote)

)Keyless Entry System Description and Operation (With Accessory 2 Way Remote) (See: Accessories and Optional Equipment/Antitheft and

Alarm Systems/Keyless Entry/Description and Operation/Keyless Entry System Description and Operation (With Accessory 2 Way Remote))

Electrical Information Reference

* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit

Testing/Circuit Testing)

* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic

Procedures/Connector Repairs/Connector Repairs)

* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General

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