SCT X4 Performance Programmer

WHAT YOU CAN ADJUST

• Auto Start/Stop

  Disable auto start/stop.

• Axle Ratio

  Correct the vehicle speedometer (and fuel efficiency calculations) if you have changed the gear ratio on your vehicle. If no gear ration modifications have been made to the vehicle, then choose the stock setting when the tuner prompts you to choose a gear ratio. This will ensure that no modifications are made to the stock program.

• CMCV Delete

  Allows you to disable the CMCV (Charge Motion Control Valve) in your vehicles PCM to prevent a Check Engine light and other issues associated with removing the CMCV plates in your vehicle.

• Disable DOD

  Allows you to disable / enable the Displacement On Demand functions of your vehicles PCM.

• Exhaust Y Pipe

  Support for Kooks High Flow Y Pipes

• Fan Control

  Lowers the Temperature at which the Fan turns on.

• Front Mounted Intercooler

  Adjusts for the usage of a front mounted intercooler

• Fuel Injectors

  Allows you to adjust for different sized fuel injectors.

• Global Spark

  Allows addition or removal of timing across all RPM ranges

• Grill Shutter

  Adjusts calibration to compensate for removal of Grill Shutter

• Headers

  Allows adjustment for Longtube headers

• Idle Adjust

  Enable and select a value for Engine Idle position. This is a great feature for keeping voltage in the vehicle up while running auxiliary electronics off of the vehicle’s power system.

• Intake Airbox

  Allows an aftermarket intake to be run on the vehicle without a Check Engine Light. For Intake Kits that require tuning, this will provide a selection of available intake kits.

• Jake Brake

  Used as an exhaust brake to increase engine braking while coasting towing heavier loads. Helps lower brake temperatures.

• Lock in 1-2-3

  Locks the converter in 1st, 2nd and 3rd. Aids in engine braking, increases fuel economy, and can be used for drag racing as well.

• Locked At CT

  Keeps the torque converter locked during deceleration to aid in engine braking. This is less aggressive than the Jake Brake file so it may be ideal for smaller loads. It can be used in conjunction with the Jake Brake as well.

• Mass Air Meter (MAF)

  Allows you to select from different aftermarket MAF (Mass Air Meters).

• Multiple Displacement System (MDS)

  Enabling the MDS (Multiple Displacement System) initiates a fuel saving 4-cylinder engine mode and disables additional engine cylinders.

• Pedal Response

• Rev Limiter

  Regulate the highest RPM that an engine can reach before the engine is electronically limited. Increasing the RPM limit is recommended only for racing purposes. One of the most important ways to protect your engine from damage is to keep the RPMs from going too high.

• RPM Based Spark

  Allows you to Add or Remove Timing by RPM Range. (0-2000)(2000-4000)(4000-8000)

• Shift Assist

• Sound Symposer

  Enable and Disable The Sound Symposer

• Speed Limiter

  Change the top speed that the vehicle will reach before the engine automatically limits the power needed to go faster.

• Super Charger Pulley

  Supports aftermarket super charger pulley sizes.

• Take Off Assist

• Throttle Body

  Compensates for aftermarket Throttle Bodies (BBK 65/85/90 MM)

• Tire Size

  Correct the speedometer if you have changed your tire size from stock.

• Torque Reduction

  Reduce torque durning shifting (makes shift more firm)

• TPMS

  Change or disable the Tire Pressure Monitoring System.

• Traction Control

  Allows you to disable the vehicles Traction Control without using the button in the vehicle.

• Transmission Shift Firmness

  Change the shift firmness of an automatic transmission.

• Transmission Shift Points

  Change the RPMs at which an automatic transmission will change gears