Switch State Control

KEY PROGRAMMING SWITCH STATE CONTROL

Worldwide Diagnostic System (WDS):

Special Tool(s)

NOTE:
- The spare key programming switch is a diagnostic tool programmable switch, which provides the capability to enable/disable the customer spare key programming procedure. Refer to the Owner Literature programming spare keys procedure or Key Programming Using Two Programmed Keys. This programmable switch is provided as a convenience for customers who may not want the spare key programming procedure available to the vehicle driver. Using Two Programmed Keys
- The spare key programming switch state can be viewed by spare key PCM PID.

1. Insert a programmed ignition key into the ignition lock cylinder and turn the key to ON.
2. Using the diagnostic tool, select PCM from the menu. Follow anti-theft security access to obtain security access.

3. NOTE: The default setting on delivery of all new vehicles is enable.

From the diagnostic tool menu, select the spare key programming switch selection to the desired setting:

Enable, the spare key programming procedure is accessible.

Disable, the spare key programming procedure is not accessible.

Unlimited Key Mode Programming

NOTE: Unlimited key mode is intended for use by those customers who need more than 8 keys for their vehicle.

1. The customer must choose a 4-digit, non-0000 number to be programmed to all of their vehicles. All customer vehicles need to use the same number. Valid digits are 0-9 plus the letters A-F.

2. NOTE: If the unlimited transponder key ID PID: is not available, unlimited key mode is turned ON, and must be turned off before viewing the stored code. At this time, unlimited keys may be programmed to the vehicle. To view/change the stored code, follow the procedure for turning off unlimited key mode below.

Check the unlimited transponder key ID PID and compare its value against the code chosen in Step 1.

3. Using the diagnostic tool, select PCM from the menu. Follow anti-theft security access to obtain security access.
4. If the Unlimited Transponder Security Key PID was 0000, select the Set unlimited transponder key active command. Enter the 4-digit code chosen by user.
5. Select: enable unlimited key mode.
6. Select: ignition code erase.
7. Disconnect the diagnostic tool and turn the key off.
8. Program in 2 ignition keys to enable the vehicle.
9. Program any additional keys using either Key Programming Using Two Programmed Keys or Key Programming Using Diagnostic Equipment.

Disabling Unlimited Key Mode
1. Using a diagnostic tool, select PCM from the menu. Follow anti-theft security access to obtain security access.
2. Select: disable unlimited key mode.
3. Select: ignition key code erase and reset service bit, if applicable.
4. Disconnect the diagnostic tool and turn the key to the OFF position.
5. Program 2 keys to enable the vehicle.
6. Program any additional keys using either the Key Programming Using Two Programmed Keys or the Key Programming Using Diagnostic Equipment procedure.