For 1990-2009 cars

### Conditions for Setting the DTC

The signal received by the BCM from the remote control door lock transmitter was valid. No malfunctions are detected by the BCM.

### Action Taken When the DTC Sets

The remote control door lock transmitter and BCM functions operate normally.

### Conditions for Clearing the DTC

DTC 41 is set when all of the following conditions occur:

• | The BCM is in the diagnostic mode

• | Any button on the remote control door lock transmitter is pressed

• | The BCM and the Remote control door lock transmitter are operating correctly

DTC 41 is automatically cleared after it is displayed. Any button on the remote control door lock transmitter must be pressed again to display DTC 41 again.

### Test Description

The numbers below refer to the step numbers on the diagnostic table.

1. This step tests the BCM to see if DTC 41 is displayed by the BCM.

2. This step tests the remote control door lock transmitter.

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 |

1. Enter the BCM diagnostic mode. Refer to Diagnostic Trouble Code (DTC) Displaying .
2. Press any button on the remote control door lock transmitter.

Does the BCM display DTC 41?

--

Go to Step 5

Go to Step 2

2 |

1. Program a known good remote control door lock transmitter to the BCM.
2. Enter the BCM diagnostic mode. Refer to Diagnostic Trouble Code (DTC) Displaying .
3. Press any button on the remote control door lock transmitter.

Does the BCM display DTC 41?

--

Go to Step 3

Go to Step 4

3 |

1. Check the battery of the original transmitter.
2. If the battery is OK, replace the transmitter.

Is the repair complete?

--

System OK

--

4 | Replace the BCM. Refer to Body Control Module Replacement . Is the repair complete? | -- | System OK | --
5 | Attempt to operate all of the remote functions using the transmitter. Do all of the transmitter functions operate? | -- | System OK | Go to:

• | Theft Deterrent System Check

• | Rear Compartment Lid Release System Check

• | Remote Keyless Entry System Check