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#Aem air fuel ratio gauge wiring 4100 78437 how to#
#Aem air fuel ratio gauge wiring 4100 78437 zip#

Digital Wideband Air/Fuel Gauge - Wideband O2 UEGO, Water/Methanol. Find great deals on eBay for aem air fuel ratio gauge and aem fuel ratio gauge. aem air fuel ratio gauge eBay - Electronics, Cars, Fashion. Price as of : Amazon secure payment system.įor AEM 30-4100 Digital Wideband Air/Fuel UEGO Gaugeĭigital Wideband Air/Fuel Gauge OVERVIEW AEMs legendary Wideband O2 Air/Fuel UEGO Gauge unites unsurpassed accuracy, speed and control with an easy to read, digital interface. See more prices, shipping options available and additional information via click the link below - Get it Now!ĪEM 30-4100 Digital Wideband Air/Fuel UEGO Gauge Compare Prices Store Where to buy AEM 30-4100 Digital Wideband Air/Fuel UEGO Gauge?You can buy AEM 30-4100 Digital Wideband Air/Fuel UEGO Gauge best price with super saver shipping. Integrated three digit display reveals AFR or Lambda in real time.Does not oscillate AFR reading like narrow band sensors.Ideal AFR monitoring tool for EFI and carbureted applications, and engine dynamometers.The unit's 52mm (2-1/16 inch) gauge housing fits in most gauge pods and can be remotely mounted virtually anywhere. This gauge features a digital LED display and sweeping LED "needle" that changes colors as the air/fuel ratio changes from rich to lean. Product DescriptionĪEM's digital wideband air/fuel ratio gauges utilize a universal exhaust gas oxygen (UEGO) sensor to accurately monitor air/fuel ratios (AFR) during the tuning process. Solder everything together and put your shrink wrap over the connections.AEM 30-4100 Digital Wideband Air/Fuel UEGO Gauge.

Use a small binder clip to hold the wires back while you prep them. Obviously we want the bulk of the length on the O2 sensor portion here and I pulled back the sheath far enough that I made my cut and the sheath would cover up all of the wiring from the AEM connector as well.

#Aem air fuel ratio gauge wiring 4100 78437 zip#

If you look at the first picture you can tell the replacement O2 sensor has a lot of excess wiring so I cut the zip tie in the middle and got rid of the second half of the length to bring it close to the same amount length as the AEM unit. Proceed to strip the ends and prepare them to be soldered as well as put your heat shrink tubing on now so you don't forget to later.

1 great smelling candle for that fine feminine touch!īegin by taking the AEM O2 sensor and pulling the protective sheath away from the connector roughly 4-6 inches and cut the wires.

The parts: You will need your old O2 sensors and your new one. Here's the How-to on making it work with your AEM gauge! You can purchase a 17014 Bosche O2 sensor from your local autoparts store for a whopping ~$50. This is your standard O2 sensor for the AEM ( ) AEM Power 30-2001 - AEM Power Replacement Wideband O2 Sensors - Overview - sitting at $80 + shipping. This shows the sensor is functioning correctly. As the sensor heats up if it's in functioning order it will slowly begin to start reading more and more lean until you end up with '-' as your final reading.

The quick way to test your sensor is to turn the key to the on position, the gauge will quickly go through it's various output readings then go to ~14.7.

If it isn't picking up anything at all make sure the connection is good and if so then your gauge is done for.

Disconnect the 6 wire plug from the back of your gauge, and measure the voltage on the white wire and check to insure it is near ~2.40 volts.

#Aem air fuel ratio gauge wiring 4100 78437 how to#

You should know how to check this yourself fairly easily so I won't elaborate.The wires are disconnected/broken between the sensor and the gauge.Problem: My gauge is stuck at ~14.7 and doesn't move whether WOT or cruise, what's the deal?!Īnswer: The gauge being stuck at ~14.7 signifies typically that the signal is not being transmitted properly. Once you determine which one is faulty obviously you can replace it accordingly, however I have also included a cheaper alternative to replacing the sensor instead of paying for the semi pricey AEM sensor! Purpose: This little tutorial will not only show you how to quickly test both your AEM Wideband gauge but also the sensor.