XJ6 & XJ12 Series I, II & III 1968-1992

'85 VDP - How to test Fuel Pressure?

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Old May 3, 2015 | 01:20 AM
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Mike Beda's Avatar
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Default '85 VDP - How to test Fuel Pressure?

Forgive me for this dumb question, but how do I hook up the fuel pressure tester (that I hopefully will get tomorrow) to test the regulator? I looks like there are no helpful test ports to use, so I'll have to Tee into a fuel line somewhere, but which one? Thanks, -mB
 
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Old May 3, 2015 | 09:00 AM
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Most commonly guys remove the hose to the cold start injector, leaving a vacant nipple of the fuel rail. Attach your gauge to that nipple.

Cheers
DD
 
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