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914World.com _ 914World Garage _ Throttle body pressure test?

Posted by: Slipry Oct 25 2020, 09:37 AM

Hand over throttle body while running should stall it ? (Pressure tested?) lol. If it doesn’t stall out than there’s a vaccum leak somewhere?Correct?

Posted by: sholman5 Oct 25 2020, 10:43 AM

Would thing so, but maybe the AAR valve is stuck in the open position.

Posted by: Slipry Oct 25 2020, 02:26 PM

Aux air R I’ll find it and check it! Thanks

Posted by: Slipry Oct 31 2020, 09:52 AM

QUOTE(sholman5 @ Oct 25 2020, 10:43 AM)

Would thing so, but maybe the AAR valve is stuck in the open position.

Anyone have a 1975 2.0 vaccum hose diagram? I have a1974 but 75 is different and i can’t find a 75!! Thanks

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Posted by: JeffBowlsby Oct 31 2020, 09:58 AM

It’s only different in the engine bay location of the charcoal canister. Otherwise the same.

Posted by: Slipry Oct 31 2020, 10:16 AM

QUOTE(JeffBowlsby @ Oct 31 2020, 09:58 AM)

It’s only different in the engine bay location of the charcoal canister. Otherwise the same.

Trying to find where decel valve gets its vaccum from 2 of 3 connected 1missing could be my vac leak! 74 vac diagram shows pcv in different place and shares vac with decel valve ???