AEM
AEM X-Series OBDII Wideband UEGO AFR Sensor Controller Gauge
SKU: A005 30-0334
Description
Part #: 30-0334
Additional wiring for a 0-5v or RS232 Serial output can be added by the user for outputting to a data logger. This OBDII pass-through capability replaces the traditional AEMnet stream available in the 30-0300 X-Series Wideband AFR Gauge Controller.OBDII CAN-bus OUTPUTThe OBDII output simulates an auxiliary ECU signal when plugged into a vehicle's OBD port, which requires a unique address from the other ECUs already on a vehicle's network.
Features:
- X-Series Wideband UEGO AFR Controller Gauge were fastest responding wideband air/fuel ratio controllers in an independent test vs. 17 competitors wideband AFR controllers
- Patented X-Digital wideband technology (Patent 9,575,030)
- Includes Bosch 4.9LSU wideband UEGO sensor
- Factory calibrated resistor does not require free-air calibration, but technology allows for free-air calibration as sensor ages if user desires
- Compatible with vehicle/system voltages up to 16V
- 0-5V & RS232 output for data logging and feedback control, AEMnet (CANbus) for data logging and daisy-chaining multiple controllers up to 16 cylinders
- Can display AFR values in hundredths of %
- 52mm gauge diameter and slim 0.825" gauge depth
- Gauge cup depth only .200" deep!
- Auto dimming feature
- User configurable display via buttons on the gauge face for changing AFR values, Lambda and O2%, and 3- or 4-digit display
- Black bezel and black dual faced faceplate included (gauge only, silver bezel/white gauge option sold separately, PN 30-0300-ACC)
- Locking connectors
X-Series Wideband UEGO AFR Sensor Controller Gauge with OBDII Connectivity. Includes: X-Series Wideband Controller Gauge, Bosch LSU 4.9 Sensor, Wiring Harnesses, Black Bezel, Black AFR/Lambda Faceplate, OBD2 Cable & O2 Sensor Bung
Fitment
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Available on iOS & Android
Specifications
| Brand | AEM |
| Part Number | A005 30-0334 |
Videos
AEM X-Series Wideband UEGO AFR Gauge & AEM-FAE Sensor: Faster Response, Indestructible Performance
Wideband Gauge Comparison: AEM X-Series vs. Ballenger AFR500 CAN vs. AFR500 | HP Tuners
How To Add The AEM X Series OBDII Wideband To HP Tuners VCM Scanner
AEM X-Series OBDII Wideband Gauge Tested with HPTuners on a Chevy Camaro!
AEM 30-0334 Can Bus Wideband AFR Gauge
AEM 30-0334 X-Series Wideband (AFR) Install
How To Install An AEM X-Series Air/Fuel Sensor Gauge (WideBand UEGO Gauge)
X-Series Wideband Gauge Set-Up and DYNO RUN
How to install a WIDEBAND gauge and sensor - AEM X-series AFR
WIDEBAND AFR Gauge INSTALL || HOW TO || Hemi AFR GAUGE Wire Up Install/Location with Headers + RUNS
Install: AEM UEGO AFR Gauge - 2019 Golf R
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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