- Problems with Datsun 240z Locks
- My new key does not go in to the lock, whats Wrong?
- What is the difference between a “Master Key” and a “Submaster Key” for Datsun 240z 260z 280z
Datsun 240z 260z 280z Key codes
There are Code Series (Numbers on OE Keys) to determine Key type ( Master or Submaster ) and Groove Orientation ( Left or Right). The Submaster key, also known as “Valet Key” is for door and ignition. The Master key is for everything, including the glove box and rear hatch lock.

Datsun Nissan Key ID for all locks

Datsun 240z 260z 280z Locksmith Key Cutting Card with Depths and Spaces
