AEM X-Series OBD-II CAN Wideband UEGO AFR Gauge Kit

Fitment

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Description

AEM 30-0334 adds wideband AFR data through a CAN-based OBD-II connection for compatible 2008-and-newer vehicles and logging/tuning software. This X-Series controller/gauge kit includes a Bosch LSU 4.9 sensor and OBD-II pass-through harness.

Technical specifications

Mounting 52-mm cup; 61-mm bezel; 21-mm total depth; 5-mm cup depth Sensor Bosch LSU 4.9; M18×1.5 Display 8.0–20.0 AFR; inner numeric lambda 0.55–2.00 per manual Optional Analog Requires added wires/terminals; valid 0.5–4.5 V = 8.5–18 gasoline AFR OBDProtocol CAN OBD-II, configurable 250/500 kbps and 11/29-bit addressing Power Wiring Switched 12 V, 5-A fuse, ground Application and compatibility

The OBD-II data function requires a CAN-based OBD port and supported software configuration on compatible 2008-and-newer vehicles. Installation also requires an exhaust sensor, power wiring and gauge mounting.

Manufacturer documents

AEM 30-0334 product details

AEM 30-0334 OBD CAN installation manual

Key features

• CAN-based OBD-II logging with configurable ECU address and PID settings
• AFR, lambda and oxygen-percentage display modes
• Bosch LSU 4.9 sensor
• Factory resistor calibration with optional free-air calibration

Specifications

General

What's in the box

• Gauge with black bezel and reversible black faceplate
• Bosch LSU 4.9 sensor and sensor cable
• OBD-II pass-through cable
• Mild-steel weld-in sensor bung
• Mounting bracket, two nuts and rubber mounting band
• Four butt connectors

Silver/white appearance kit 30-0300-ACC is sold separately. Analog and serial output wires are not populated in the supplied harness.

Install & Results

At a glance

• Use the 30-0334 manual for OBD address configuration and pass-through connection. Supply separately switched/fused 12 V and ground. Analog/RS-232 outputs require adding the appropriate wires and terminals; they are not plug-ready from the supplied harness. Follow the full sensor-placement and dry gauge-mounting instructions.