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Old 10-14-2008   #1
Chris_32212
 
Join Date: Sep 2008
Location: Vancouver
Posts: 224
Default Intermittent problem with full power mode

4 out of 5 times system works flawlessly. but more frequently than i appreciate, i get a SES light and no full power on my 93 ZR-1. most of the EGR system has been removed as i just had SW headers put in but the car has done this since i bought it almost a year ago.

Chris
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Old 10-14-2008   #2
Jeffvette
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Default Re: Intermittent problem with full power mode

Come on at a steady state cruise?

Pulled the codes yet to see what the issue is?
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Old 10-14-2008   #3
Chris_32212
 
Join Date: Sep 2008
Location: Vancouver
Posts: 224
Default Re: Intermittent problem with full power mode

i dont know how to pull the codes. i dont have a code reader which i am assuming i would need. the SES light does not come on except occasionally (about 1 out of 5 maybe as little as 1 out of 10 times) under WOT. its very obvious when the light comes on that i do not have the secondary fuel system being activated.

Chris
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Old 10-15-2008   #4
Jeffvette
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Default Re: Intermittent problem with full power mode

Sounds like a secondary issue.

You can pull codes using a paperclip.

Ground plugs A & B on the ALDL together and watch the pulses of the SES light. It will start with a 12 and then cycle through and end with a 12.
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Old 10-15-2008   #5
Chris_32212
 
Join Date: Sep 2008
Location: Vancouver
Posts: 224
Default Re: Intermittent problem with full power mode

ALDL??? is that the diagnostic connection under the drivers dash?
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Old 10-15-2008   #6
Jeffvette
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Default Re: Intermittent problem with full power mode

Yes

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Old 10-15-2008   #7
Chris_32212
 
Join Date: Sep 2008
Location: Vancouver
Posts: 224
Default Re: Intermittent problem with full power mode

sorry for being such a noob. lol. do you know what ALDL stands for? i suppose its not that important. just curious. thanks for your help jeff.
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Old 10-15-2008   #8
Jeffvette
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Default Re: Intermittent problem with full power mode

Assembly
Line
Data
Link
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Old 10-15-2008   #9
Chris_32212
 
Join Date: Sep 2008
Location: Vancouver
Posts: 224
Default Re: Intermittent problem with full power mode

i have heard that term before. thanks and sorry for you trouble.
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Old 10-15-2008   #10
Jeffvette
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Default Re: Intermittent problem with full power mode

No worries, keeps me on my toes.
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