The signal was received by the BCM from a remote control door lock transmitter that is programmed to the BCM. The message did not pass the sumcheck security test.
All of the remote control door lock transmitter functions do not operate.
DTC 43 is set when all of the following conditions occur:
DTC 43 is automatically cleared after it is displayed. Any button on the remote control door lock transmitter must be pressed again to display DTC 43 again.
If DTC 43 is set, the remote control door lock transmitter is out of synchronization with the BCM. This can be caused by any of the following conditions:
Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Did you perform the Diagnostic System Check? | -- | ||
2 |
Is code 44 present? | -- | Go to Testing for Intermittent and Poor Connections in Wiring Systems | |
3 | Attempt to operate all of the remote functions using the transmitter. Do all of the transmitter functions operate properly? | -- | ||
4 |
Perform the programming procedure when replacing the body control module
(BCM). Replace the BCM. Refer to Body Control Module Replacement in Body Control System. Did you complete the replacement? | -- | System OK | -- |