I HAVE JUST REPLACED THE COIL ON MY GTI BUT I AM NOW INVESTIGATING THE CHIP ON THE IGNITION
IF YOU TAKE OFF THE BOTTOM COVER OF THE STEERING WHEEL SHROUD TWO PHILLIPS SCREWS UNDERNEATH THE
STEERINGWHEEL YOUWILL BE LOOKING AT A SMALL BLOCK
ABOUT AN INCH SQUARE WITH A PLUG WITH 4 FINE WIRES
PLUGED INTO IT I HAVE BEEN INFORMED THAT THIS PLUG CONNECTS TO THE ECU AND IT IS A COMMON FAULT (CAR TURNS OVER BUT WILL NOT START,CUTS OUT WHEN DRIVING,
STOP THE CAR ENGINE TURNS OVER WILL NOT START
YOU HAVE TO UNPLUG THE 4 WIRED PLUG TRACE THE WIRES
TO THE ECU WHICH IS UNDER THE CARPET AT THE FRONT OF THE CAR AND CLEAN THE METAL CONTACTS ON THE PLUG
AND CHIP AND ECU THIS IS A COMMON FAULT ON THE MK3
YOU WOULD BE WISE TO USE A PROPER ELECTRICAL CONTACTS SPRAY AVAILABLE FROM MAPLINS ELECTRONICS
STORE AS THE CONTACTS ARE VERY FINE AND NOT MAKING
MATERS WORSE BY USING SAND PAPER OR SCREWDRIVERS
AS THIS ONLY MAKE THE CONTACTS LOSE
ANDYMAN
June 2008