1, non-fault phenomenon:
If your vehicle is parked in the uphill, the unlocked phenomenon appearing on the downhill road, Or turn off the key after exiting the key, re-rotate the steering wheel, causing the vehicle self-locking to reactivate, you need to insert the key into the keyhole simultaneously to rotate the steering wheel, and then reactivate the unlock function after driving the authorization.
2, Fault Phenomenon:
Generally, the steering column lock block fault, if the key is inserted, it is necessary to simultaneously test whether the two key functions are normal. If a key cannot unlock the steering wheel, the key function fault, if the two keys cannot unlock the vehicle, generally the steering column lock block fault, the preliminary judgment method is to insert the key into the keyhole, if you can’t hear LDQUO; ZDQUO; Unlock the sound, you can initially judge the steering column lock block fault.
There is also a possible reason to the failure of the steering system control unit, which requires a dedicated diagnostic device.