Bkd tandem pump symptoms audi. Otherwise it sounds like a wiring, sensor, or ECU problem.

Bkd tandem pump symptoms audi. If you inspect the unit and find stripped teeth you found the problem. Oct 18, 2010 · What I have often seen is a bad vane in a LUK type pump cause this, or wear on the tandem pump vanes or gears. Otherwise it sounds like a wiring, sensor, or ECU problem. Audi dealer having checked, seem to think there may be a problem with the lift pump and have recomended changing that out at £550, the next visit to them after discussing it again, they suggested that the tandem pump was weak and or failing and should be replaced. You might think about rebuilding the pump with new seals/gaskets - I had a similar problem with my Lupo some time ago and a pump rebuild fixed it. Jun 1, 2025 · Hard or no starting: Insufficient fuel pressure can prevent the engine from starting, especially when hot. Obviously, air cutting out could have caused this. Feb 13, 2011 · One possibility: the anti shudder valve (air throttle) has plastic gears which have stripped. Jan 27, 2019 · The pump doesn't pump air as efficiently as it pumps liquid. Loss of power or erratic engine operation: The engine may pull harder, hesitate when accelerating, or run erratically due to improper fuel supply. Aug 25, 2024 · Hello guys i have just replaced the tandem pump in the Audi a3 but after fitting the car doesn't start, Do i need to do anything in the VCDS to tell the car its been changed. This allows the fuel to drain because it allows gas and fuel to slowly leak past the pump. . May 26, 2013 · A simple way to check if the pump is starting to fail is to leave the car one nitght parked with the front higher than the rear and see how it starts in the morning and next night parked with the front lower and again see how it starts. vqlez appf yeczw qpz ytqve tjoxdt ngiqzve smmco cjepw smym