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Old 05-16-2018, 11:05 PM   #28
PromiseRing
We don't even like Volvos
 
Join Date: Feb 2014
Location: Missouri
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Quote:
Originally Posted by ZVOLV View Post
Why would bypassing a relay when there is already power do anything for you?
Just because some voltage is getting to the relay doesn’t mean sufficient current is being supplied to the injectors
Quote:
Originally Posted by MikeSr. View Post
Pull the fuel injector relay, then jump power to the output. If it starts and runs, the ecu has failed to provide a ground, a common failure. Replace it.
Jumping the fuel pump relay doesn’t work on a 7/9 because it also provides power to the RSR. So your pumps will cycle but injectors won’t fire. At least on the ones I’ve driven.
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Current
-93' 244 m47-iPd sways, 13c, iPd cam, 2.5
straight pipe
-93' 245 m47-iPd sways, B-cam
-90' 744 AW70:( stock as a rock
-94' M-Edition Miata-Stock with a hardtop
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-80' 242gt m46-
-88' 245 m47-Welded diff, gutted, 13g
-92' 940 turbo, got for free, fixed, sold
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can't replace u joints
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