Land Rover Discovery: Anti-Theft - Active Anti-Theft Alarm Horn with Integral Battery (G1791765) / Removal and Installation
Land Rover Discovery (2009–2016) Service Manual / Electrical / Electronic Feature Group / Anti-Theft - Active Anti-Theft Alarm Horn with Integral Battery (G1791765)
/ Removal and Installation
SPECIAL TOOL(S)
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REMOVAL
NOTE:
Removal steps in this procedure may contain installation details.
WARNING:
Make sure to support the vehicle with axle stands.
Raise and support the vehicle.
Refer to: Fender Splash Shield (501-02 Front End Body Panels, Removal and Installation).
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Special Tool(s): JLR-419-003
Torque: 7 Nm
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Torque: 7 Nm
INSTALLATION
To install, reverse the removal procedure.
Anti-theft - active hood switch (G1791766) removal and installation
REMOVAL
NOTES:
- Removal steps in this procedure may contain installation details.
- Left hand illustration shown, right hand is similar.
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Torque: 10 Nm
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Torque: 5 Nm
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Torque: 10 Nm
INSTALLATION
- To install, reverse the removal procedure.
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Anti-theft - Active
COMPONENT LOCATION
Central Junction Box (CJB)
Instrument Cluster (IC)
Immobilizer Antenna Unit (IAU)
Smart key
Radio Frequency (RF) receiver
Battery Back-Up Sounder (BBUS)
Hood switch
Tailg
Anti-Theft - Active/ Description
Description
The door modules provide the interface between the door latch motors, the
door and latch switches and the Central Junction Box (CJB). The door
modules provide door micro switch status info
Anti-theft - Active / Operation
Operation
The Central Junction Box (CJB) automatically arms and disarms the active
anti-theft system when it operates the Central Locking System (CLS).
On vehicles without a volumetric sensor, only t
SEE MORE:
Engine Cooling - Ingenium i4 2.0l Diesel Radiator (G1879557) / Removal and
Installation
REMOVAL
WARNING:
Cooling fans may continue to operate after the engine is turned off.
They may also start to operate after the engine is turned off and
continue operating for up to 10 minutes.
CAUTION:
Be prepared to collect escaping coolant.
NOTES:
Some variation in the illustrations may occur,
Auxiliary Climate Control
Fuel Fired
Booster Heater - Operation
If a heating request is received and the ambient air temperature is less than
or equal to 5ºC (41ºF), the Automatic Temperature Control Module (ATCM)
transmits a 'supplemental heat' message to the Fuel Fired Booster Heater Control
Module (FFBHCM) on the LIN bus. The control module responds by
ret
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