Locksmith Automotive Locksmithing 3

Question 1

What is a 'jigglers' or 'tryout key' set used for in automotive locksmithing?

Accepted Answer

A set of pre-cut keys used to try to open locks by feel and manipulation

Answer

Jiggler or tryout key sets contain numerous pre-cut keys that a locksmith tries in a lock, manipulating them to find a combination that operates the lock.

Question 2

A 2018 Ford F-150 requires a new key programmed. The customer has zero working keys. Which method would typically be required?

Accepted Answer

OBD programming using a professional key programmer with the security PIN

Answer

When no working keys exist for PATS-equipped Fords, a professional programmer tool with the correct PIN obtained via NASTF or similar service is required for OBD programming.

Question 3

What is the purpose of a 'Pin Code' or 'Security PIN' when programming automotive keys?

Accepted Answer

A manufacturer-issued code that authorizes the ECU to accept a new key during programming

Answer

The security PIN is a vehicle-specific code provided by the manufacturer that must be entered into programming software to authorize the ECU to learn a new key.

Question 4

Which tool would a locksmith use to create a new key for a vehicle when the original key is present but worn?

Accepted Answer

A key duplicator or cloning device to copy the original before it fails completely

Answer

Duplicating or cloning a worn key while it still functions is the most efficient approach, creating a working spare before the original fails entirely.

Question 5

What does the term 'transponder frequency' refer to in automotive key systems?

Accepted Answer

The resonant frequency at which the key's passive chip communicates with the antenna ring

Answer

The transponder chip in an automotive key communicates with the ignition antenna ring at a specific resonant frequency (typically 125kHz) to transmit its unique code.

Locksmith Practice Test

Locksmith Practice Test

Locksmith Automotive Locksmithing 3