What does rest button do on VW?

What does rest button do on VW?

What does the REST button do in a VW? Most modern Volkswagens have a rest button on the heater controls, simply enabling the continuation of warm air from the engine bay to be channeled into the interior when the engine is no longer running.

Does Volkswagen Jetta have air conditioning?

Like the radiator, the air conditioning condenser on VW Jetta sits at the front of the vehicle and is responsible for releasing the heat from the refrigerant into the ambient air. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Jetta.

Why is my VW Jetta AC compressor not working?

Your Volkswagen Jetta AC compressor may need some attention if you hear loud noises like you are moving a bucket of bolts around when using your AC. Another reason to be concerned is if you have weak cool air blowing from the system. Lastly, if you have no cool air at all then it is because of your VW Jetta AC compressor not working.

Which is better VW Jetta 01J or 02j?

With the 02J five-speed manual being a much more reliable option than the four-speed 01M automatic offered in the ’99-’03 Jetta TDI’s, most enthusiasts row their own gears. However, as soon as the first nozzle upgrade is performed the OEM clutch can begin to slip.

Is the VW Jetta bv39b twice the power?

In conjunction with DLC 1019 nozzles and custom tuning, we’ve seen the BV39B support twice the factory torque rating and a 75-percent increase in horsepower without sacrificing any drivability, fuel economy or engine longevity (the car is still running the exact same, six years after the build).

What kind of ECU does a VW Jetta have?

Below, we’ll explore some of the most proven aftermarket parts available for these loveable little TDI’s. The quickest, easiest way to wake up the ALH 1.9L TDI diesel in ’99-’03 Jettas is to reprogram the ECU. Big names in the tuning game for these cars are Kerma TDI, Malone Tuning, Rocket Chip Performance and TD Tuning.