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Have a VagCom and good with tools. Recent replacement of the 10mm IP means settings are no longer dialed in for optimum operation. Have a standard 2001 turbocharged Golf 1.9TDI manual shift with no chip modifications done nor wanted. The intake is clean, the EGR disabled, and the injectors...

PROBLEM SOLVED - Failing to find out if there was any way to test for a good crankcase speed sensor, sometimes called a crankcase position sensor, I purchased a new one and my car now starts again. I also now have a test to offer to others. Symptoms: Go to start the car and it sputters for...

Deleted with solution provided at: Crankcase speed sensor testing

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Understand there is a way to jumper the pins on the IP in order to be able to start up a car; essentially bypassing any harness and computer caused issues. Understand it will only run at idle; but, that would be a good start since my car won't start with new commercially-rebuilt IP and...

Deleted with solution provided at: Crankcase speed sensor testing

deleted

Deleted with solution provided at: Crankcase speed sensor testing

Brother's 200K ALH engine VW Jetta automatic will start and run for a few seconds before it quits. He can restart the engine over and over again with it staying on by a few more seconds each time. It runs longer if he can keep the RPM above idle while allowing it to reach idle means dead...

Deleted - Moved to General Discussion since on this forum it was receiving no attention.

There are a couple of threads relating to issues with the turbo oil supply line; some call for restrictors and some not. I am replacing my #$%^& hard line with a braided one with standard easily obtainable end connectors. That means replacing the existing adaptors to ones with AN4 male ends...

Was driving up a steep climb to a low pass and experienced severe reduction of power, smoke out exhaust, and a squeal followed by a rattle that sounded like a bearing failure. The car will drive a short distance while smoking with the noise intermittent. I installed a tow hitch and towed the...

First, thanks to all of you on this site for your sharing of experiences. It is now my turn! I started experiencing rough engine operation, followed by difficulty in engine starting, and ultimately lots of smoke when I was able to power up. Oh how I wished there was someone to warn me of...

Have a 2001 Golf Mk4 TDI manual shift hatchback. I run biodiesel in the main and filtered waste cooking oil with 10% gasoline in an auxillary tank. The VW stock filter is the double-cost unit with a "T" to recycle IP-warmed fuel into the filter when below 80F and then back to the tank. I...

Deleted - see my post for solution "Bypassing expensive keys"

I deleted my posting finding this forum has no way to clean out useless threads.

Questions pertaining to a VW Golf Mod4 TDI 1.9L engine MANUAL TRANSMISSION OIL: 1) What is the capacity? 4.3 pints 2) What is the specification? (Am planning to replace with AmsOil.) AmsOil 75W-90 3) Manual infers a 100K change interval; is that okay? probably 4) MAIN QUESTION...

My 2001 Golf IV TDI has a fuel return routed over/through the fuel filter. I am told there is a temperature triggered valve that redirects the return fuel into the filter to heat it up when cold. The injector pump operation increases the fuel temperature; so, this is one way to ungel the...

VW 2001 Golf IV TDI - want a small/donut spare tire to replace the full sized spare which fits the bolt pattern, brake system, and provides sufficient road clearance as I hobble to the nearest tire store. The tire I have is 195/65R15, rim size 6Jx15 ET47, bolt pattern 5x100, thread M14 x 1.5...

Deleted - see my post for solution "Bypassing expensive keys"