For 1990-2009 cars only
Diagnostic Instructions
| • | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
| • | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
| • | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
DTC Descriptor
DTC B3109: Keyless Entry Transmitter 1 or Generic Low BatteryCircuit/System Description
This fault sets if the key fob programmed to slot 1 has a low battery.
Conditions for Running the DTC
The remote function actuation (RFA) system must be enabled.
Conditions for Setting the DTC
The code sets after 3 consecutive low battery signals from the same programmed transmitter.
Action Taken When the DTC Sets
The RFA system is inoperative.
Conditions for Clearing the DTC
The code is cleared as current when a normal transmitter voltage signal is received from any programmed transmitter.
Reference Information
Schematic Reference
Description and Operation
Keyless Entry System Description and Operation
Electrical Information Reference
Scan Tool Reference
Circuit/System Testing
- Replace the batteries in the transmitter and with the scan tool clear the DTC.
- Operate the transmitter three consecutive times. The DTC should not set.
- If all circuits test normal, test or replace the transmitter.
| ⇒ | If the DTC sets again, test the battery. |
Repair Instructions
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
