Link ECU Digital Wideband CAN Module - Bosch LSU 4.9 Sensor (Lambda/AFR)

Achieve precise air/fuel ratio monitoring with the Link ECU digital wideband CAN module. Featuring the Bosch LSU 4.9 sensor, CAN bus integration, and professional-grade accuracy, this premium wideband controller delivers reliable lambda/AFR measurement for tuning and data logging.

Key Features:

• Bosch LSU 4.9 wideband oxygen sensor included
• CAN bus communication for Link ECU integration
• Digital signal processing for accurate readings
• Wide measurement range (lambda 0.65-1.6)
• Fast response time
• Compact module design
• Professional tuning accuracy
• Compatible with Link ECU systems
• Link ECU quality and engineering

Performance Benefits:

• Accurate AFR Measurement: Bosch LSU 4.9 provides precise lambda readings
• CAN Bus Integration: Seamless communication with Link ECU for tuning and logging
• Fast Response: Quick sensor response for real-time tuning
• Wide Range: Measures from rich to lean conditions accurately
• Professional Quality: Tuner-grade accuracy for precise engine calibration
• Reliable Operation: Bosch sensor quality ensures consistent performance

Specifications:

• Brand: Link ECU
• Part Number: 125-1000
• Product: Digital Wideband CAN Module
• Sensor: Bosch LSU 4.9 wideband oxygen sensor
• Communication: CAN bus
• Measurement Range: Lambda 0.65-1.6 (AFR ~9.5-23.5 for gasoline)
• Signal Processing: Digital
• Compatibility: Link ECU systems
• Module Type: Compact standalone

Fitment Information:

• Application: Universal (any engine with exhaust bung)
• ECU Compatibility: Link ECU systems with CAN bus
• Mounting: Requires M18x1.5 exhaust bung for sensor
• Note: Professional installation and tuning recommended

What's Included:

• Link digital wideband CAN module
• Bosch LSU 4.9 wideband oxygen sensor
• Sensor cable
• Mounting hardware
• Installation instructions
• Note: Exhaust bung and wiring may be required (sold separately)

Installation Notes:

• Professional installation strongly recommended
• Install sensor in exhaust system using M18x1.5 bung
• Position sensor 18-24 inches from turbo or 6-12 inches from engine
• Mount module in protected location away from heat
• Connect CAN bus wiring to Link ECU
• Configure wideband in Link ECU software
• Calibrate and verify readings before tuning

Bosch LSU 4.9 Sensor:

The Bosch LSU 4.9 is a professional-grade wideband oxygen sensor that provides accurate lambda measurements across a wide range. The LSU 4.9 is the latest generation Bosch sensor, offering improved accuracy and faster response compared to earlier versions. This sensor is the same technology used in OEM applications and professional motorsport, ensuring reliable performance for tuning and data logging.

CAN Bus Integration:

The CAN bus communication allows seamless integration with Link ECU systems. The wideband data is transmitted digitally over the CAN network, eliminating the need for analog wiring and providing noise-free signal transmission. The Link ECU can display lambda/AFR values, log data, and use the wideband feedback for closed-loop tuning. The CAN integration simplifies wiring and provides professional-level functionality.

Digital Signal Processing:

The digital signal processing ensures accurate, stable readings by processing the sensor signal electronically. Digital processing eliminates the noise and interference that can affect analog wideband controllers, providing clean, reliable data for tuning. The digital design also allows for advanced features like sensor diagnostics and automatic calibration.

Wide Measurement Range:

The lambda 0.65-1.6 measurement range covers from very rich to very lean conditions, providing accurate readings across all engine operating conditions. For gasoline, this translates to approximately AFR 9.5-23.5, covering everything from full-throttle enrichment to lean cruise conditions. The wide range ensures accurate readings whether you're tuning for maximum power or optimal fuel economy.

Fast Response Time:

The Bosch LSU 4.9 sensor provides fast response to changes in air/fuel ratio, allowing real-time tuning adjustments. The quick response is essential for accurate tuning, especially during transient conditions like throttle transitions. The fast response also improves data logging quality, capturing rapid AFR changes during dynamic driving.

Professional Tuning Accuracy:

The combination of Bosch LSU 4.9 sensor and Link's digital processing provides tuner-grade accuracy suitable for professional engine calibration. The accuracy is critical for optimizing engine performance, fuel economy, and emissions. Professional tuners trust this level of accuracy for building reliable, high-performance engines.

Why Link ECU?

Link ECU is a world leader in aftermarket engine management systems, known for advanced features and professional-quality products. Their wideband module is designed to integrate seamlessly with Link ECU systems, providing the accurate AFR data needed for precise tuning. Link products are trusted by professional tuners and racers worldwide for their reliability and performance.

Installation Tips:

• Install sensor in exhaust collector or merge for average reading
• Avoid installing too close to engine (sensor too hot) or too far (sensor too cold)
• Angle sensor downward 10-15 degrees to prevent condensation buildup
• Use anti-seize on sensor threads (avoid getting on sensor tip)
• Route sensor cable away from heat sources and moving parts
• Configure CAN bus settings in Link ECU software

Perfect For:

• Link ECU users requiring accurate wideband AFR measurement
• Professional tuners demanding reliable lambda data
• Performance builds needing precise engine calibration
• Data logging applications requiring accurate AFR readings
• Anyone seeking professional-grade wideband with CAN integration

Perfect For: Link ECU users seeking digital wideband CAN module with Bosch LSU 4.9 sensor for accurate lambda/AFR measurement and tuning.

Pro Tip: The CAN bus integration provides clean, digital signal transmission - essential for accurate tuning and data logging.

Professional Grade: Includes Bosch LSU 4.9 sensor. CAN bus communication. Wide measurement range. Compatible with Link ECU systems.

Achieve precise AFR monitoring with Link ECU digital wideband - Bosch LSU 4.9 sensor, CAN integration, tuner-grade accuracy.