AEM Electronics Gauge Air/Fuel Ratio (MPN: 30-0334)

Advanced Air/Fuel Ratio Monitoring for Enhanced Performance

The AEM Electronics 300334 Gauge Air/Fuel Ratio is a precision instrument designed to provide accurate air/fuel ratio readings for gasoline engines. This digital gauge features a 2-1/16 inch round design and integrates seamlessly with your vehicle's OBDII system, offering real-time data for optimal tuning and performance analysis.

Features

• OBDII pass-through capability for air/fuel ratio readings via the factory ECU CAN-Bus, suitable for users with piggyback programmers or open-source tuning software
• Factory O2 calibration or free-air calibration options available through buttons on the faceplate
• Compatible with vehicle or system voltages up to 16 volts
• Optional outputs for 0 to 5 volts and RS232 for data logging and feedback control (requires additional wiring)
• Displays air/fuel ratio values in hundredths of percent for precise monitoring
• Compact 52 millimeter gauge diameter with a slim 0.825 inch depth
• Gauge cup depth of only 0.200 inch for easy installation
• Auto-dimming feature for improved visibility in varying light conditions

Specifications

• Manufacturer: AEM Electronics
• Manufacturer Part Number: 30-0334
• Shape: Round
• Size: 2-1/16 inch diameter
• Mounting Type: Dash mount
• Fuel Type: Unleaded gasoline
• Range: 8:1 to 18:1
• Display: Digital
• Includes Sending Unit: Yes
• Sweep Type: Not applicable
• Face Color: Black
• Number Color: White
• Bezel Color: Black

Technical Documents

techlibrary_30-0334-x-series-obdii-wideband-uego-controller-gauge.pdf