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devilsown pump runs with car off

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kams1gsx

15+ Year Contributor
52
0
Feb 19, 2005
lower lake, California
Ive been fighting this problem for a while now. No mater what i do, i turn the key on the red light flashes and two seconds later the pump comes on.ive triple checked all conections,and ground. Ive also went on the devilsown fourm and read up. Install instructions were followed. Any help would be great!
 
Did you try contacting the company and talking to one of their techs. It could be a faulty connection inside the unit.
 
If you ever call or email and don't get a responce after a day its best to try again. You would be shocked how many people call and leave messages with no phone numbers or can't make out a number for some other reason.

Its been so long i hope we already got you fixed up if not let me know. by calling in. 405-470-4356
 
How long does it run for? Mine does the same thing with my AEM, but it shut's off like 8-10 secs later.
 
I don't know anything about aem controller i would have to point you to them.
 
Oh I don't find it an issue, just simply stating that mine does run after the car is off. IDK if it's like a self test or something, but it does shut off after like 8-10 secs.
 
I had a similar problem. It was only during a cold start in the winter. Once I turned the ignition on the pump light would flicker and would continue to flicker during the start. It was bad enough to the point that the car would not start because it would flood my motor with meth and water.

After an exhaustive search I ended up replacing the map sensor and it seemed to alleviate my problem. The one temporary solution I found worked was to turn the start point dial up to something ridiculous like 28 psi and the max to 30.
 
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