When starter is engaged the fuel pump does not operate but when you let off starter the fuel pump will run for about 5 to 10 seconds.
Oct 9, 2008 at 6:57 AM
RASMATAZ
✓Experienced Mechanic
75,988 POSTS
Check the fuel pressure and injection pulses
Oct 9, 2008 at 8:36 AM
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STEPHEN 8730
MEMBER
2 POSTS
Checked the pressure going to injector pump and is about 10 psi for about 5 to 10 seconds then shuts off. Pump does not operate or has 0 psi when starter is engaged.