Chiptuning

OBD

Plug

Smit Tuning System

Common rail plug

What is changed on the vehicle?

Change of the motor control-system.

Change of the motor control-system.

Build-in part.

Special control-part.

Add-on electonic part.

What data are changed?

Injection amount.


Turbo pressure .

Injection amount.


Turbo pressure.

Injection amount irregular.

Injection amount regulated by a specific core field.

Injection amount by injection overpressure.

Risks.

Charging the turbo and the engine is not avoidable, if the turbo pressure is increased.


HIGH RISK.

Charging the turbo and the engine is not avoidable, if the turbo pressure is increased.


HIGH RISK.

Always an injection amount which is too high. The combustion spreads towards the side of the plunger.


HIGH RISK, IMPOSSIBLE TO CALCULATE.

No risk present, because nor the injection pressure, nor the turbo pressure is increased.


NO RISK

High charge of the high-pressure pump, the injection pipes, the injectors an the plunger head.


HIGH RISK.

Durability.

A greater risk than the original.

A greater risk than the original.

A greater risk than the original.

As original.

A greater risk than the original.

Power.

High.

High.

Not notable.

High.

Little.

Quality of exhaust fumes.

In general good.

In general good.

Very bad.

Good.

Good.

Can the changes be undone?

No, only with high expenses.

Changed data in the control-system are always recognizable.

Yes.

Yes.

Yes.

The exchange value of the vehicle.

Bad.

Bad.

Unchanged.

Unchanged.

Unchanged.

Manufacturing guarantee.

Cancelled.

Cancelled.

Unit can be removed. But there are error messages.

Unit can be removed. No error messages.

Unit can be removed. But often there are error messages.

TUV possible.

Yes.

Yes.

Not possible.

Yes.

Yes.

Selling price.

Too high.

Much too high.

Little.

High.

Too high.

Costs of development and production.

Little.

Minimal.

Minimal.

Very high.

Little.

The exchange value of the unit.

Not possible.

Not possible.

None.

High.

Little.

Re-use.

Impossible.

Impossible.

Possible.

Very good.

Possible.