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How
to deactivate or disable the RV8 volumetric alarm
Peter Garton explains how this adjustment to the
burglar or anti-theft system can be made. (Aug
12)
The volumetric sensor is located underneath the centre arm rest
and its function is to provide an antitheft alarm for the interior
of the car. The idea is to prevent anyone stealing items from
the interior of the car or fumbling with the controls, particularly
when the car is parked with the hood down. So once the volumetric
sensor is armed, anyone reaching into the interior of the car
will then set off the alarm. It is possible, however, to set
the alarm on the RV8 without the volumetric sensor being activated
or enabled.
To do so one adapts the following procedure:
1
|
Open
the driver's door but make sure the passenger door is
locked. |
2
|
Press
the car key fob remote to activate the alarm. |
3
|
Lights
will start to flash on the dashboard. |
4
|
Close
the driver's door and lock it and again the indicator
lights will flash and the dash red light will settle down
to a steady rhythm. The car alarm is now activated, but
the volumetric part is not. |
It is possible
to "blunt" (reduce the sensitivity) the volumetric
sensor activity. In the past, it has happened that the volumetric
sensor has set off the alarm when the car has been parked up
somewhere in the open by falling leaves, a butterfly or a bird
which is embarrassing if one is in a shop somewhere. Eventually
the horn will stop blowing, |

however. It
is possible to desensitize this function but it can only be
carried out by a dealer or specialist service provider who still
has the necessary MG Rover CD rom for the MG RV8. I had mine
done since the alarm went off in the middle of the night in
my garage and also twice in parking lots.
Burglar
or antitheft alarm on the RV8
The RV8 is fitted with both a perimetric and volumetric alarm
system. Both systems work equally well with the hood up or down.
The main components of the system are set out on pages 19 and
20 of the MG RV8 Technical Reveal. There you will also
find details of arming the system, the rolling code, vehicle
immobilisation and the self testing procedure for the alarm
system. The RV8 Owner's Handbook covers the anti-theft
alarm on pages 9 to 13. The Anti-theft volumetric sensor is
covered in the Electrical section, Repairs page 7 of the RV8
Repair Manual.
Details of the RV8
Technical Information CD with a full set of manuals and
handbooks. |