Specification :

Vehicles can not start, quickly to identify the problem of key and lock, 10 seconds faster to identify good and bad.

BENZ

Suitable For: Triangle key

1. Put the check on the lock

2. Insert triangle key into lock

3. Flashing light all the time: key is normal

Flashing light and then put out: lock is normal, key is abnormal

Flashing light all the time but still can not start: Please check whether the steering wheel normal or not.

No flashing light: Lock is abnormal

BMW

Suitable For: Diamond key and Inhaled key

Diamond key: two methods on the basis of vehicle system.

1. Put the check on the lock directly ( no need to insert the key) , flashing light show the lock is normal ( for: E46, E39, E53)

2. Put the check on the lock directly ( insert the key) , Flashing light all the time show key and lock both normal.

3. Flashing light and then put out: lock is normal, key is abnormal.

Inhaled key ( big 7, big 3, big 5, big 1)

1. Flashing light all the time : show the lock and key both normal

2. Flashing light and then put out: show lock is normal, key is abnormal.

AUDI
It can also check the AUDI A6L car key.