Search results
Results from the WOW.Com Content Network
Engine tuning is the adjustment or modification of the internal combustion engine or Engine Control Unit (ECU) to yield optimal performance and increase the engine's power output, economy, or durability. These goals may be mutually exclusive; an engine may be de-tuned with respect to output power in exchange for better economy or longer engine ...
Modern electronic control units can be tuned by simply updating their software through a standard interface, such as On Board Diagnostics. This procedure is commonly referred to as engine or electronic control unit tuning. Electronic control units are a relatively recent addition to the automobile, having first appeared in the late 1970s.
Car tuning is the modification of a car to optimise it for a different set of performance requirements from those it was originally designed to meet. Most commonly this is higher engine performance and dynamic handling characteristics but cars may also be altered to provide better fuel economy , or smoother response.
Hennessey Performance Engineering (HPE) is an American hypercar manufacturer and high-performance vehicle creator.. In addition to building the Venom F5 hypercar, the company specializes in 'making fast cars faster' modifying sports cars from several brands including Chevrolet, Dodge, Cadillac, Jeep, [1] Ford, GMC, and Lincoln.
The anti-lag system (ALS) is a method of reducing turbo lag or effective compression used on turbocharged engines to minimize turbo lag on racing or performance cars. It works by retarding the ignition timing and adding extra fuel (and sometimes air) to balance an inherent loss in combustion efficiency with increased pressure at the charging side of the turbo.
[3] [5] In the past, these dealership-only tools have prevented owners, and many small independent repair shops from performing some fundamental tasks, such as diagnosing problems, diesel ignition timing, modification of convenience options such as automatic door unlocking, coding a replacement electronic control unit (ECU) or key to the ...
The engine software changed the engine behavior based on whether two or four wheels were rotating. In an Opel Zafira front-wheel-drive vehicle, the NO x emissions were within the 80 mg/km legal limit – but only when the vehicle was on a test stand, with the front wheels rotating and the rear wheels being stationary.
At #5, #6, and #7 are the 2011 Jeep Grand Cherokee, 2011 Hyundai Sonata, and 2013 Hyundai Elantra respectively, with all three of these models suffering from widespread engine failure. The 2014 Jeep Cherokee is ranked #8, the 2014 Jeep Grand Cherokee is ranked #9, and the 2014 Nissan Altima is ranked #10, due to transmission problems.