NoPistons -Mazda Rx7 & Rx8 Rotary Forum

2nd Generation Specific 1986-1992 Discussion

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Old 06-09-2004, 03:58 PM
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Originally Posted by j9fd3s' date='Jun 9 2004, 03:55 PM
sensor in the bottom of the radiator hooked up?
Yes, but is there a backwards way to hook it up to the wiring harness?
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Old 06-09-2004, 03:59 PM
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Originally Posted by 1Revvin7' date='Jun 9 2004, 12:58 PM
Yes, but is there a backwards way to hook it up to the wiring harness?
short the 2 wires together
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Old 06-09-2004, 04:09 PM
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Originally Posted by j9fd3s' date='Jun 9 2004, 03:59 PM
short the 2 wires together
Ok so there is no backwards way to hook it up. Mike if you can get on aim that would be great .
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Old 06-10-2004, 01:00 AM
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tried maybe a stethoscope on the injectors to see if you can hear em opening?
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Old 06-10-2004, 01:09 AM
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Originally Posted by NCTII87' date='Jun 10 2004, 01:00 AM
tried maybe a stethoscope on the injectors to see if you can hear em opening?
The secondary port runners are bone dry, they aren't coming on. The car even hesitates when just revving, won't go past 4k rpms.
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Old 06-10-2004, 12:34 PM
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just out of curiousity, check your fuel pump, maybe she ain't getting enought gas, the AFR drops , and she goes in limp mode, just a thought
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Old 06-10-2004, 01:03 PM
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Originally Posted by 1Revvin7' date='Jun 8 2004, 09:35 PM
Thats only on s5 rx7s, this is an s4. which is running premix
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Old 06-10-2004, 01:50 PM
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Originally Posted by Snoxxy' date='Jun 10 2004, 12:34 PM
just out of curiousity, check your fuel pump, maybe she ain't getting enought gas, the AFR drops , and she goes in limp mode, just a thought
Nope. Just checked that, 13.65vs the entire time.
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Old 06-10-2004, 02:15 PM
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do you have power @ the secondary injectors?
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Old 06-10-2004, 02:24 PM
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Have you tried just swapping ECUs? Could be a burned up circuit somewhere on the board..
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