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Author Topic: mTDI Passat b2 swap, your help is much appreciated  (Read 8648 times)

Reply #30January 28, 2024, 08:27:15 pm

fatmobile

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Re: mTDI Passat b2 swap, your help is much appreciated
« Reply #30 on: January 28, 2024, 08:27:15 pm »
 It's pretty common for the 1.6 VW diesels to not start when hot.
 It seems to always point back to a weak starter.
 Seems the engine gets tighter when hot, harder to turn.
 A new starter has always fixed it for me.

 Another work around is to have the glowplugs come on even when hot.
With a 1.6D I just need to disconnect the glow plug relay temp sender.
Tornado red, '91 Golf 4 door,
with a re-ringed, '84 quantum, turbo diesel, MD block

Reply #31January 28, 2024, 08:32:14 pm

fatmobile

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Re: mTDI Passat b2 swap, your help is much appreciated
« Reply #31 on: January 28, 2024, 08:32:14 pm »
 I don't know much about that VNT controller.
 Mine and others take throttle position into account.
 I think it's an important input.
Tornado red, '91 Golf 4 door,
with a re-ringed, '84 quantum, turbo diesel, MD block

Reply #32January 29, 2024, 05:25:13 am

33B

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Re: mTDI Passat b2 swap, your help is much appreciated
« Reply #32 on: January 29, 2024, 05:25:13 am »
Thanks for another input fatmobile, maybe you mistyped but it’s an 1.9TDI afn. Will refurbish the starter also just in case
1987 Passat B2 (33B)- 1.6TD JR, Audi 80 b4 front suspension and power steering. 280mm brake discs with 54mm calipers front. Rear MK3 disc setup with golf mk5 calipers.

Reply #33January 29, 2024, 11:18:01 pm

fatmobile

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Re: mTDI Passat b2 swap, your help is much appreciated
« Reply #33 on: January 29, 2024, 11:18:01 pm »
I don't have much experience with that engine.
 I could only relay what I'd do if it was a 1.6D.
Tornado red, '91 Golf 4 door,
with a re-ringed, '84 quantum, turbo diesel, MD block

 

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