The RKE module runs this test every time the module processes a message from the transmitters.
The module will set this DTC if it receives a transmission from a out of sync transmitter.
Stores a DTC B3108 in the RFA current memory.
No driver warning message is displayed for this DTC.
The RKE module will clear this DTC after a transmission is received from a valid transmitter.
This DTC will stay in memory as current until it receives a valid transmission from the RKE transmitters, then history until cleared.
The numbers below refer to steps on the diagnostic table:
Perform the Remote Keyless Entry Daignostic System Check before diagnosing DTC 3108.
This repair requires both of the customer's transmitters.
Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
Were you sent here from Remote Keyless Entry Diagnostic System Check?  | --  | |||
2  | Have you synchronized the transmitter? Does transmitter function properly?  | --  | ||
3  | Synchronize transmitter. Refer to Transmitter Synchronization . Is the repair complete?  | --  | --  | |
Test with a known good transmitter to determine battery quality in suspect transmitter. Does the transmitter function properly?  | --  | |||
5  | Replace the transmitter battery with known good battery. Refer to Transmitter Battery Replacement . Does the transmitter function properly?  | --  | ||
6  | 
 Does the scan tool read the correct transmitter used and function requested?  | --  | ||
7  | Replace the RKE module. Refer to Remote Control Door Lock Receiver Replacement . Is the repair complete?  | --  | --  | |
8  | Replace the transmitter. Refer to Transmitter Replacement . Is the repair complete?  | --  | --  |