BMW/BENZ and AUDI KEYS Checker

BMW/BENZ and AUDI KEYS Checker description
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.