Fault Finding - Role Of Components - Renault Duster 2007 Manual

UCH
ACCESS – SAFETY
Vdiag No.: 09 82D
Fault finding – Role of components
Electric central door locking:
The doors can be centrally locked and unlocked using the CPE* button.
Tailgate lock:
The tailgate locking and unlocking function is controlled by the UCH.
Front driver and passenger locks:
The front driver and passenger door locking and unlocking command is provided by the UCH.
Transponder and radiofrequency key:
– the transponder in the key enables the following signals to be sent to the UCH:
– Key identifier signal.
– Immobiliser code signal.
The transponder is also involved in the Immobiliser function.
The radiofrequency key is used to transmit the key identifier information after pressing the button once. A
radiofrequency wave is sent to the UCH to carry out the user's request if the key is allocated to the vehicle (locking or
unlocking the doors and the tailgate).
Injection
When the authentication messages with the UCH have been exchanged, the injection can be unlocked and
authorise the starting of the engine.
The injection system is unlocked and engine starting is authorised as soon as the UCH has authenticated
the injection computer.
CPE*: electric central door locking.
MR-453-X79-82D000$030.mif
V1
82D-9