Everything from the high pressure fuel pumps that «always» fail on the new TDIs, to failing
cam shafts on the older Pump Duse engines.
Not exact matches
Based
on what he tells me, I was pretty sure it needed a
cam shaft.
On that engine the
cam (2), crank (1) and balance
shaft (1) seals are the only place that can leak oil behind the timing cover.
Much of the improvements have come from advancements in computer controlling for things like oil pressure, engine temperature, and piston cooling, as well as mechanical changes including offset crankshafts and roller bearings
on cam and balancer
shafts.
On older engines, the block may have also contained the
cam shaft.
You are looking at a picture of a broken timing chain,
cam shaft, and
cam adjuster
on a 2.0 Jetta.
It rides
on the
cam shaft and operates the mechanical fuel pump.
The detente at the end of the pawl lifter
on the
cam driven gear that the shifting
shaft acts upon could be getting stuck as it's old and worn out.
For the past few months it's had a slowish -LRB-.5 - 1 qt per week) oil leak out the lower timing belt cover, which from the service diagrams I can only assume is a worn out seal
on the crank or
cam shafts.
They will also help you figure out exactly what is going
on with a different
cam shaft which will be right for your application.
When The Timing Marks Are Set Correctly
On The
Cam Shaft Sprocket, Oil Pump Sprocket, And Balance
Shaft Sprocket And The Ingen Is At Tdc...
On paper, this motor has all the up - to - date ingredients: overhead
cam shafts, 16 valves, lightweight aluminum cylinder head and an advanced fuel injection system.
Known issue
on TDI owner club -
cam shaft and lifters fail (not hardened correctly)... BRM Engine code 1.9 L Costs to repair was $ 2000.
The four composite camshafts use net - sinter forged
cam lobes
on hollow
shafts, with the inside of the
shafts serving as oil passages.
Owners: Carl and Sandi Youngstrom Live in: Hart, Michigan Rig: 1988 Jeep YJ Wrangler Key parts: 4.2 inline - six rebuilt by Carl, bored 0.020 - over with Comp
Cams 254 camshaft, Motorcraft 2150 carburetor, Pacesetter header, 4.10 Yukon gears, Lock - Rite front locker and Trac Lok limited - slip rear differential, Tom Wood's drive
shafts, Skyjacker 4 - inch lift springs, Pro Comp 32 - inch mud terrain tires
on stock alloy wheels.