05 JETTA TDI

HERE WE HAVE A 05 VW JETTA TDI, T DOES NOT RUN IT HAS A SPEED SENSOR FAULT AND ITWAS REPLACED. THE ENGINE HARNESS WAS REMOVED AND CHECKEDBUT I WAS TOLD THE PROBLEM WAS A BAD CAMSHAFT THE ENGINE DOES SPINAND SPUTTERS A BIT BUT IT WONT START. THERE IS SOME DISASSEMBLY OF THE LOWER DASH TRIM AND THE WIPERSIN THECOWL AREA FOR DIAGNOSIS,IT IS AN AUTOMATIC AND ALL I KNOW ABOUT THE CAR IS THATIT STALLED WHILE TURNING A CORNER.THIS TDI IS IN ROUGH CONDITION INSIDE AND OUT.