Air/Fuel Gauge Wiring

Discuss the RB20, RB25 and RB26 series engines.
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ripracer
Posts: 162
Joined: Mon May 07, 2007 5:05 pm
Car: 01 Dodge Ram & 91 s13 hatch

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Since I'm working on the car today I decided to install my new boost/vac gauge and air/fuel gauge both are Autometer Cobalt Series. Boost gauge is easy, but I was wondering where you guys were tapping into the o2 sensor wiring. Like by the o2 sensor or at the ECU. Im having trouble figuring out what wire it is coming out of the ECU. Searched a little and couldn't find where anyone had talked about this.


Joe
Posts: 6511
Joined: Sun Feb 09, 2003 8:29 pm
Location: Phoenix, AZ

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throw that **** in the garbage. all an A/F gauge is, is a flashy rice show.

you want to monitor your actual a/f ratio get a wideband.

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Shocker
Posts: 2082
Joined: Sun Aug 01, 2004 2:40 pm
Car: 89 240sxHB rb26/30

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Kamin wrote:throw that **** in the garbage. all an A/F gauge is, is a flashy rice show.

you want to monitor your actual a/f ratio get a wideband.
+1 using a narrow band 02 is junk. and a waste of time. Unessacary gauges FTL. period.

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ripracer
Posts: 162
Joined: Mon May 07, 2007 5:05 pm
Car: 01 Dodge Ram & 91 s13 hatch

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So basically, just need to get serious about getting a PowerFC

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300Plus
Posts: 700
Joined: Sat Jul 09, 2005 8:11 pm
Car: 1995 S14 w/ Rb25det Series II

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AEM wideband cheapest I found works great

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matafied
Posts: 423
Joined: Mon Jan 08, 2007 8:15 am
Car: 1989 240 rb25det 1992 240 rb25det

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easy guys he might want the light show i like Innovate LC-1 kit personaly, comes with optional gauge and it also comes with the software to log and calibrate via laptop very nice in my opinon

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ripracer
Posts: 162
Joined: Mon May 07, 2007 5:05 pm
Car: 01 Dodge Ram & 91 s13 hatch

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I saw tonight clearly why you guys said these things are junk. Looks like i'll get the cobalt wideband its like 340 but I like to match.

Joe
Posts: 6511
Joined: Sun Feb 09, 2003 8:29 pm
Location: Phoenix, AZ

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aem wideband is 300$, and a better setup.

look for that one.

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Shocker
Posts: 2082
Joined: Sun Aug 01, 2004 2:40 pm
Car: 89 240sxHB rb26/30

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ebay man ebay. check it.


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