CAR ALARM
META SERVICE
TYPE OF CAR AND YEAR OF MANUFACTURE
MERCEDES CLASS A
SHEET NO.
25.27
INSTALLATION POSITION
Compact central units and sirens: install in the engine compartment inside the driver side wheel housing.
Central control units and accessories: behind the centre console or in the battery compartment.
POWER SUPPLY
Positive: connect to a shunt in the fuse box.
Negative: directly to the connection pre-engineered by car maker.
ENGINE IMMOBILISATION
Fuel pump: cut the blue/red wire (0.5 mm2) connected to the relay marked K7 in the fuse box.
Starter motor: cut the pink/purple wire (2.5 mm2) connected to fuse 8 (30A) in the fuse box.
NB: Use an additional relay.
KEY POSITIVE (+15)
Connect to the pink/red wire (2.5 mm2) connected to the relay marked K8 in the fuse box
CENTRAL LOCKING
Negative electric controls.
Connect to the green/blue wire without cutting it for the anti-theft system opening and closing commands.
Find this wire behind the door opening and closing button in the centre console.
TURNING INDICATORS
All the car blinkers are commanded separately. Therefore use 6 diodes rated at least 10A and connect to the black/white (0.75
mm2) and the black/yellow (0.75 mm2), black/green (0.75 mm2), black/purple (0.75 mm2) wires in the right connector at the rear
of the instrument panel and also to the black/white/blue (0.5 mm2) and black/green (0.5 mm2) wires in the left connector at the
rear of the instrument panel.
DOOR AND BOOT PROTECTION
Connect to the brown/red (0.5 mm2) or brown/white (0.5 mm2) wire in the left connector at the rear of the instrument panel.
BONNET PROTECTION
Use the button in the kit.
PASSIVE ALARM ACTUATION
Comply with the connection instructions illustrated in ENCLOSURE 25.27.1 (M750/...)
NOTE: For cars equipped with a catalytic converter, refer to the section entitled CATALYST or cut power to fuel pump.
☞
THE INFORMATION GIVEN IN THE MANUAL IS PURELY INDICATIVE AND SHOULD BE VERIFIED BEFORE MAKING
ANY CONNECTIONS AS THE CAR MANUFACTURERS MAY MAKE MODIFICATIONS WITHOUT PRIOR NOTICE. META
SYSTEM DECLINES ANY LIABILITY FOR DAMAGE TO THE VEHICLE CAUSED BY INCORRECT INSTALLATION.
CAR ALARM
META SERVICE
TYPE OF CAR AND YEAR OF MANUFACTURE
ENCLOSURE
MERCEDES CLASSE A
25.27.1
Installation annex M750/1 with electronic key
SET UP: TURNING INDICATOR LEARNING MODE
Function
Vehicle Wire Colour
M750 Wire Colour
Location in vehicle
Arming command
Red/Black
Green/Yellow
8-pin black connector of original Blinker
button in centre of dashboard
Inhib./Arm. command
Red/Yellow
Green/White
8-pin black connector of original Blinker
button in centre of dashboard.
Light blue
Black/White
Black/Green
Black/White/Blue
The 6 wires are at the rear of
instrument panel divided between
rh connector (4 wires) and lh
connector (2 wires)
Light blue
Black/Yellow
Black/Purple
Black/Green
WARNING: use diode module in kit
(consult wiring diagram fig.).
Turning indicator
Turning indicator
CONNECTION TO DIODE MODULE P69797 (to purchase separately)
Diodi 1N5402 (3A)
LIGHT
BLUE
LIGHT
BLUE
LIGHT
BLUE
LIGHT
BLUE
M750/1
LH Front turning indicator (BLACK/WHITE vehicle
wire) (LIGHT BLUE/WHITE diode module wire)
LH Side turning indicator (BLACK/GREEN vehicle
wire) (LIGHT BLUE/BLACK diode module wire)
LH Rear turning indicator (BLACK/WHITE/BLUE vehicle
wire) (LIGHT BLUE/YELLOW diode module wire)
RH Front turning indicator (BLACK/YELLOW vehicle
wire) (RED/WHITE diode module wire)
RH Side turning indicator (BLACK/PURPLE vehicle
wire) (RED/BLACK diode module wire)
RH Rear turning indicator (BLACK/GREEN vehicle
wire) (RED/YELLOW diode module wire)
RH Front turning indicator (BLACK/WHITE vehicle wire)
Instrument Panel RH connector
(viewed from driver's side)
LH Side turning indicator (BLACK/GREEN vehicle wire)
LH Rear turning indicator (BLACK/WHITE/BLUE vehicle wire)
RH Front turning indicator (BLACK/YELLOW vehicle wire)
RH Side turning indicator (BLACK/PURPLE vehicle wire)
7
RH Rear turning indicator (BLACK/GREEN vehicle wire)
Instrument Panel LH connector
(viewed from driver's side)
NOTE: For cars equipped with a catalytic converter, refer to the section entitled CATALYST or cut power to fuel pump.
☞
THE INFORMATION GIVEN IN THE MANUAL IS PURELY INDICATIVE AND SHOULD BE VERIFIED BEFORE MAKING
ANY CONNECTIONS AS THE CAR MANUFACTURERS MAY MAKE MODIFICATIONS WITHOUT PRIOR NOTICE. META
SYSTEM DECLINES ANY LIABILITY FOR DAMAGE TO THE VEHICLE CAUSED BY INCORRECT INSTALLATION.