Car installation fingerprint lock method steps car fingerprint lock installation picture description

How to install car fingerprint lock? Car installation fingerprint lock method tutorial, car installation fingerprint lock precautions. Because of its accurate recognition and quick start, the car fingerprint lock can greatly reduce the phenomenon of borrowing cars, and therefore it has been supported by many car owners. Installing car fingerprint locks is an issue that many car owners are interested in. Some users do not know which car comes with a fingerprint lock. They do not know which problems need to be noted when installing car fingerprint locks. This article will provide you with answers to your questions. L91 smart lock China

L91 smart lock China

The list of parts and materials to be prepared is as follows: l91 Smart Lock China

Main parts: fingerprint module, 12V automotive electronic automatic dark switch (triggered relay, there is a momentary voltage can be turned on), 12V to 5V step-down power supply, switch button, 6V breaker, 12V relay. L91 smart lock China

L91 smart lock China

The basic principle: first press the instructions to save the fingerprint, ten are saved, prevent accidents! After verifying that the fingerprint is passing, the circuit will give the motor an instantaneous voltage and the lock will be sucked open. Now we have to replace the motor with a trigger-type relay, verify that the fingerprint is passed, and use this instantaneous voltage to open the relay. L91 smart lock China

This relay acts like a switch and controls the opening and closing of the oil circuit. (The oil route is in the right harness, the largest one, cut off, and the relay above.) L91 smart lock China

The basic wiring of the circuit diagram is as follows: l91 smart lock China

12V to 5V supply power to the fingerprint module. After the fingerprint module verifies the fingerprint, input 6V for 0.5 seconds and turn on the 6V relay to give the trigger relay a 12V voltage. Turn on the trigger relay and output a 12V voltage. Turn on the relay to supply Oil pump line. L91 smart lock China

L91 smart lock China

Adding a fingerprint lock to the car is the second most important thing. For some friends who want to borrow a car, but can not drive, they can be refused with a fingerprint lock. L91 smart lock China

It is advisable that the owner of the car with ordinary ability to go to the 4S shop or ask the professional car repair master to install, do not rush to start, so as not to damage the car line structure. L91 smart lock China

The above is a smart lock Chinese network Xiao Bian according to the experience of car friends to share the car fingerprint lock installation tutorial, more car lock issues, please pay attention to the site related columns! L91 smart lock China