TUNE+-4-R-V-M

Cylinders	4
Model	Tune+
Operating voltage	4-15V
Positive earth supported	Yes
Wires	Black: coil '-', Blue: battery negative, Red: ignition key (battery 6V / 12V)
Vacuum	Vacuum
Rotation direction	CW & CCW
IE (D-jetronic support)	Non IE
RPM range	500-8000 RPM
Brand	Mercedes
Environmental temperature	-30 – 100 °C
Cap type	Straight
Dwell	Constant current: fully automatic adaptive dwell
Coil charging time-out	After 1 second, coil current is turned off
Spark balancing	<0.5 degrees
Maximum advance	40 degrees crankshaft

Cylinders

Model

Tune+

Operating voltage

4-15V

Positive earth supported

Yes

Wires

Black: coil '-', Blue: battery negative, Red: ignition key (battery 6V / 12V)

Vacuum

Rotation direction

CW & CCW

IE (D-jetronic support)

Non IE

RPM range

500-8000 RPM

Brand

Mercedes

Environmental temperature

-30 – 100 °C

Cap type

Straight

Dwell

Constant current: fully automatic adaptive dwell

Coil charging time-out

After 1 second, coil current is turned off

Spark balancing

<0.5 degrees

Maximum advance

40 degrees crankshaft

The 123\TUNE+-4-R-V-M is designed for most Mercedes 4 cylinder engines like the W110, W115 etc.

Next to the standard-curves, it offers optimised advance-curves for driving on LPG or E85, the new Bio-Ethanol-fuel of the future.

For cars with Bosch ‘D-jetronic’ injection-systems, order the non programmable 123\MERCEDES-4-R-V-IE.

123ignition is proud to announce the first fully programmable wireless ignition! Control your 123\TUNE+ with your iOS/Android smartphone or tablet. The App makes it possible to adjust the ignition curve and shows an electronic dashboard.

Main features: REV-counter, Antitheft system by a PIN code, Real time tuning, Vacuum advance, Boost retard, Soft REV-limiter, etc.