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Old 03-27-2023, 09:45 AM   #146
cjperformance

 
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Drives: 2017 Camaro SS 50th Anniversary
Join Date: Apr 2021
Location: Missouri
Posts: 934
More progress over the weekend.

I didn't realize it at the time, but the diagrams I posted earlier for the AEM wiring were for the non-OBDII variety of the AEM wideband. I have the 10-0334with the OBDII connector. It looks like it has the capability to output the 0-5v signal that the Reflex needs, but the connector isn't populated with those terminals. So it looks like I need to order some SPUD-001T-P0.5 connector terminals and some 22-26 AWG wire. Then I'll have to populate those terminals into the connector myself.

I only have a pass side wideband currently. Long term, I'll probably get a second wideband for the driver side. I'm thinking about going with the gaugeless setup since I don't have room for (or desire for) two gauges. I feel like monitoring both banks is more critical with this port injection system.

For now, adding in the new terminals to my existing setup is the easier path to get the WOT lambda functionality.

Other than the above mentioned O2 sensor issues, the physical installation is done. I ended up putting the reflex in front and to the side of the fuse box where other have put it. I spent a very long time messing around with different mounting options. In the end, given the constraints of wire length and other things, that location just made the most sense. I used some 3/16" thick double-sided foam tape on the top of the reflex to stick it to the underside of the frame as shown in the image. The foam tape should help pad it against vibration and keep it from migrating around over time. I added some zip ties as a secondary measure to keep it in place in case the foam weakens with time (and heat).

There is a lot more coiling and zip-tieing of excess wire than I like. Some of it would have been easy to remedy like the overly-long ground wires with simple ring connectors. Others, like the harness that goes to the injectors would be a lot more complex to cut to custom lengths. It's something I can come back to later and make improvements if it bugs me enough, but I think it looks decent right now.

I haven't done ANYTHING with the tune yet on the ECU or the Reflex, but I fired it up and let it idle for a couple minutes while I checked for fuel leaks. No fuel leaks and everything looks good!

Hoping I can get the terminals installed on the wideband, connect the wideband up to the Reflex, and start doing some tuning next weekend.
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2017 50th Anniversary Edition | P1X Stage 2
DSX Aux Low Side | LT4 high side | Flex Fuel
TooHighPsi Port Injection (installed & tuning)
CircleD 3K Stall | QA1 CF Driveshaft
Forgestar F14 Drag 17x10 NT555R2 305/45/17 Rear
Forgestar F14 18x8 NT555G2 235/50/18 Front
10.84@131 w/4.13" pulley
??.??@??? w/3.7" pulley (installed & tuning)
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