98 12 valve low rough idle

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Sep 22, 2014 | 06:34 PM

#11

4x4manonbroke

Diesel Bomber

Joined: Jun 2010

Posts: 3,202

Likes: 143

From: Tacoma

Yeah .. I would go ahead and put a mechanical gauge .. just cause I'm retentive like that !!!

Sep 24, 2014 | 08:28 AM

#12

countryboy040993

Thread Starter

Diesel Fan

Joined: Sep 2014

Posts: 69

Likes: 2

From: harrisburg pa

Ok so checked my fuel pressure.. at idle it jumped from 12-21psi. Idk why it jumps.. at 2500rpm it was at 26 psi

Sep 24, 2014 | 10:21 AM

#13

4x4manonbroke

Diesel Bomber

Joined: Jun 2010

Posts: 3,202

Likes: 143

From: Tacoma

Still too low .. mine is 28-30 @ Idle ...

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