then that would say your FP regulator is not working like it should. make sure there is vacuum on that hose of course, but Fuel Pressure must go up some when you disconnect the vac hose to the FP regulator. what's confusing ? the tests told you exactly what they are supposed to. 'the indicated repair' ....right now, so far, is your FP regulator is not happy. though sometimes. ....it's something else, or that plus something else etc. scott www.turbovans.com
On 8/19/2012 11:00 AM, Rocket J Squirrel wrote: > Did some testing of the fuel pump in my 1.9 this morning in search of > the cause of a problem (see thread "Start/Stop Syndrome Returns"). There > was good news and ??? news. > > Fuel Pump Delivery Rate test (Bentley 20.19): > > Minimum volume in 30 seconds spec: 500mL, measured: 750mL PASS > > Fuel Pressure Regulator test (Bentley 24.25): > > With vacuum hose (2) connected spec: approx 2.0 bar, measured: 2.2 bar > PASS > With vacuum hose (2) DISconnected spec: approx 2.5 bar, measured: 2.2 > bar HUH? > > The pressure did not change with the vacuum hose connected or > disconnected. > > -- > Jack "Rocket j Squirrel" Elliott > 1984 Westfalia, auto trans, > Bend, Ore. > |
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