Via the OBD communications protocol, electronically managed aspects of the engine may be modified in a process generally known as mapping. Mapping can both be carried out by altering the software program throughout the ECU (chip tuning by way of firmware modification), or by providing false information by way of plug-in hardware. Other standalone engine management methods can be found; these systems exchange the manufacturing facility pc with one that is user-programmable. This concept is not exactly new — I’m considering particularly of the mid-’90s Volkswagen Corrado G60, which I liked then and nonetheless love to this day.
Inadequate adjustment of the software program and controllers could result in overloading the engineâ€™s capabilities. Mechanical tuning entails considerable costs and fairly a high threat. It requires mechanical interference in the automotive and the alternative of the engine and/or components. An alternative is electronic tuning, otherwise known as ECU Remapping.
The APR Stage II ECU Upgrade is the subsequent step in direction of making more energy. This stage is designed for use with a pulley upgrade that spins the supercharger faster, such as an APR Supercharger Drive Pulley upgrade, APR Supercharger Crank Pulley, or upgrading each models concurrently. This stage is compatible with an upgraded APR Intake System, exhaust systems, APR Supercharger Cooling System and other small modifications, all without requiring any additional modification to the ECU. Gains as excessive as HP and FT-LBS of torque are available throughout the facility band.
The APR Stage I (Intake) ECU Upgrade requires a excessive move consumption system and is on the market with HP and FT-LBS torque, depending on octane. Gains as high as HP and FT-LBS of torque are available all through the facility band! This software should be used with a high move consumption system and manufacturing unit exhaust DP.
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If carried out properly tuning won’t depart any consequence on the engine aside from enhancing its performance. The mass air flow sensor, generally referred to as the MAF, measures the temperature and volume of air flowing into the engine by way of the air intake. This is used to adjust the gas combination and create efficient combustion within the cylinders.
APR’s Left Foot Braking feature allows more management over the automobileâ€™s throttle. The manufacturing unit geared up vehicle’s throttle input is disabled whereas pressing the accelerator and brake at the same time. Left Foot Braking, a common motorsport driving approach, allows the driving force complete control over the automobileâ€™s throttle and braking system, which may give the automobile the sting it needs at the monitor.
Stage 2 tuning is a bit more aggressive than stage 1 however must be added with different parts. It will give a power acquire but will normally require the uprating or changing of other components to work.
Power gains usually are not quoted for any of these levels as this varies dramatically from automotive to automotive, also the components used have various levels of affect on the power band. Stage 3 tuning can be referred to as the motorsport or competition tune. Examples of stage 2 modifications embrace a hybrid turbo which requires a unique manifold or diverter valve or remap to work at it’s best.
If utilizing APR’s Supercharger Crank Pulley improve as an alternative, the power and torque figures develop slightly higher. APRâ€™s Electrical Engineers have the power to change the code structure of the ECU. Through code levels adjustments, APR’s Engineers are in a position to add options to the ECU. Other adjustments enable larger torque limits than these achievable via solely modifying calibration data or using piggyback units as is the case for a lot of tuners. This permits APR’s engineers to usually not require transmission software to meet or exceed marketed features.