Keyless Entry System Inoperative

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Step	Action	Yes	No
Schematic Reference: Keyless Entry Schematics
1	Did you perform the Diagnostic System Check?	Go to Step 2	Go to Diagnostic System Check - Remote Keyless Entry
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 in Wiring Systems	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 Diagnostic System Check - Door Systems in Doors
4	Operate the rear compartment release from the controls inside the vehicle. Does the rear compartment release operate properly?	Go to Step 5	Go to Diagnostic System Check - Body Rear End in Body Rear End
5	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. Turn on the J 43241 Keyless Entry Tester. See Special Tools and Equipment . Place the transmitter on the J 43241 test pad. See Special Tools and Equipment . 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? See Special Tools and Equipment .	Go to Step 10	Go to Step 6
6	Do any of the buttons on the transmitter sound the tone and illuminate the green light when pressed?	Go to Step 9	Go to Step 7
7	Replace the transmitter battery. Refer to Transmitter Battery Replacement . Did you complete the replacement?	Go to Step 8	-
8	Turn on the J 43241 Keyless Entry Tester. See Special Tools and Equipment . Place the transmitter on the J 43241 test pad. See Special Tools and Equipment . 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? See Special Tools and Equipment .	Go to Step 10	Go to Step 9
9	Replace the transmitter. Did you complete the replacement?	Go to Step 13	-
10	Press the PANIC button on the transmitter. Does the PANIC function operate normally?	Go to Step 11	Go to Step 13
11	Perform the synchronization procedure. Refer to Transmitter Resynchronization . Did the horn chirp?	Go to Step 12	Go to Step 13
12	Operate the transmitter within range of the vehicle. Do all of the keyless entry functions operate normally?	Go to Step 15	Go to Step 13
13	IMPORTANT: All transmitters which are to be recognized by the remote control door lock receiver must be programmed in a single programming sequence. If the system is placed in program mode it will erase all previously programmed transmitters upon the receipt of the programming signal from the first transmitter. Perform the programming procedure. Refer to Transmitter Programming .Did the programming complete successfully?	Go to Step 15	Go to Step 14
14	IMPORTANT: When replacing the remote control door lock receiver, perform the transmitter programming procedure. Replace the remote control door lock receiver. Refer to Remote Control Door Lock Receiver Replacement .Did you complete the replacement?	Go to Step 15	-
15	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 3