#Race chrono plus driver
#Race chrono plus full
#Race chrono plus software

#Race chrono plus driver

If a driver ignores this, ignition timing is retarded further until the rev The resulting feel of power loss signals the driver that it's time to shift. As the ignition timing is retarded and power drops off, Limiter reduces power output by adjusting ignition timing as the engineĪpproaches the cut off RPM. Because hitting a hard rev limiter can be uncomfortable for the driverĪnd hard on the car, Caymans come with a 'Soft Rev Limiter'. RPM to prevent an engine from continuing to rev beyond safe mechanical limits.

Porsche AG July 2006Ī rev limiter is a safety device that cuts fuel, ignition or both at a specified

#Race chrono plus full

Replaced with a Hard Rev Limiter proving full power to redline Among the changes are (depending on equipment): Turn the Sport Mode on and many characteristics of the car take on anĪggressive and sporty feel. Sport Chrono Sport Mode off, a Cayman is calm and gentle, easy to drive and forgiving. Sport Chrono provides a Sport button that lets you have your cake and eat it too. Stopwatch is one of the benefits of the Sport Chrono package, but it's probably To read and provides resolution down to 1/100th of a second. The clock's results can be read in the instrument cluster, which is much easier That stopwatchĬan be used to time anything, including lap times. Sport Chrono is much, much more than a watch.Īn analog stopwatch mounted in the center of the dash top. Many of whom have suggested that this feature is nothing more than an expensive stop The truth about the Sport Chrono Package has eluded many automotive journalist, Inspection conducted by an experienced Porsche repair shop or dealership is a very

#Race chrono plus software

It is possible to use aftermarket software toĮrase over-rev records, so this test should not be used as a definitive orĮxclusive identifier of abuse. Seconds, or more likely, three 1 second bumps into the rev limiter. Time was spent in the range by using the following formula: Time at Over Rev = That sounds like a lot, but keep in mind that a CaymanĮngine sees 3 ignition cycles per revolution. The Cayman engines are likely to spin bearings and eat valves atĭon't be alarmed if you see 1,000 or moreĬycles in a range. There is almost no chance that this engine is A 9A1 engine is more likely to survive this range but not without damage. This range is considered abuse, so warranty coverage is very unlikely.Īn M97 engine will be severely damaged by these engine speeds and will likely have failed as a result. With cycles in this range, it is very likely that the engine has been damaged and will likely Physical damage and may result in warranty denial. Only be achieved by something mechanically forcing the engine to this speed, Most dealerships will accept ignition cycles here without denying a warranty claim. Ranges 1 and 2 can be achieved by bumping the rev limiter (more likely if aĬar driven in Sport Chrono sport mode).