Aem Wideband Gauge Wiring Diagram. Going to wire up my AEM Wideband Failsafe, which is basically a UEGO plus has a built in boost gauge. Digital Wideband UEGO Gauge - Free download as PDF File (.pdf), Text File (.txt) or read online for free.
I worked with AEM's tech support to ensure I had them wired properly and was never able to get a signal out of either unit. My gauge is in the radio trim, so I ran the serial wire (green in the photo, a soldered extension off the blue AEM wire) from the radio, behind the Select AEM UEGO. AEM Electronics sent us one of their Failsafe Wideband and Boost gauges.
AEM's Wideband Controllers with X-Series digital technology can reduce deadtime and improve the performance of your vehicle through more accurate AFR tuning.
When and How to Use a Wiring.
My gauge is in the radio trim, so I ran the serial wire (green in the photo, a soldered extension off the blue AEM wire) from the radio, behind the Select AEM UEGO. The first diagram is the wiring. A white and brown wire comes off the main wideband harness.