For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle
2 | Press each button of the transmitter one at a time. Does the system operate normally? | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3
3 | Lock and unlock the door locks using the controls inside the vehicle. Do the locks operate properly? | Go to Step 4 | Go to Symptoms - Doors
4 | Important: Inspect that the keyless entry transmitter is the correct model for the vehicle remote system. A wrong model transmitter may pass this test, but will not activate the vehicle remote system.

1. Turn ON the J 43241 Keyless Entry Tester.
2. Place the transmitter on the J 43241 test pad.
3. Press each button of the transmitter one at a time.

Does a tone sound and the green light illuminate on the J 43241 after each button is pressed.

Go to Step 9

Go to Step 5

5 | Do any of the buttons on the transmitter sound the tone and illuminate the green light when pressed? | Go to Step 8 | Go to Step 6
6 | Replace the transmitter battery. Did you complete the replacement? | Go to Step 7 | System OK
7 |

1. Turn ON the J 43241 .
2. Place the transmitter on the J 43241 test pad.
3. Press each button of the transmitter one at a time.

Does a tone sound and the green light illuminate on the J 43241 after each button is pressed?

Go to Step 9

Go to Step 8

8 | Replace the transmitter. Did you complete the replacement? | Go to Step 10 | System OK
9 | Operate the transmitter with range of the vehicle. Does all of the remote function actuator (RFA) functions operate normally? | Go to Step 12 | Go to Step 10
10 | Perform the programming procedure. Refer to Transmitter Programming . Did the lock cycle to lock then unlock? | Go to Step 12 | Go to Step 11
11 | Important: When replacing the remote control door lock receiver (RCDLR), perform the programming procedure. Replace the RCDLR. Refer to Remote Control Door Lock Receiver Replacement . Did you complete the replacement? | Go to Step 12 | System OK
12 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3