Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Keyless Entry: Testing and Inspection

KEY PROGRAMMING SWITCH STATE CONTROL

NOTE: The spare key programming switch is a NGS Tester programmable switch which provides the capability to enable/disable the customer spare key programming procedure. This procedure is in the Owner Literature spare key programming procedure or in under 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.

NOTE: The spare key programming switch state can be viewed by PID SPARE_KY.

1. Insert a programmed ignition key into the ignition lock cylinder and turn the ignition switch to RUN.
2. Using the NGS Tester, select PCM from the menu. Follow SECURITY ACCESS to obtain security access. For additional information, refer to ANTI-THEFT SECURITY ACCESS procedure.

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

3. From the NGS Tester menu, select SPARE KEY PROGRAMMING SWITCH selection to desired setting:
Spare key programming procedure is accessible.
Spare key programming procedure is not accessible.