Vemo V30-72-0821 Exhaust Gas Temperature (EGT) Sensor - Center or Front

Overview of the Vemo Exhaust Gas Temperature Sensor V30-72-0821

The Vemo Exhaust Gas Temperature (EGT) Sensor V30-72-0821 is designed for precise temperature monitoring in Mercedes-Benz vehicles. Engineered to fit models such as the E350, GL320, GL350, ML320, ML350, R320, and R350, this sensor ensures accurate emission control by measuring exhaust gas temperatures before the catalyst.

• Compatible with Mercedes-Benz E350, GL320, GL350, ML320, ML350, R320, and R350
• OE number compatibility: 000 905 90 00
• Thread size M14 x 1.5 with tightening torque of 45 Nm
• Temperature range from -40°C up to 1000°C
• Oval connector shape with black socket color
• Overall length of 400 mm with 200 mm cable length
• L-shaped sensor design for optimal fitting in front of the catalyst
• Two-pole electrical connection for reliable signal transmission

Detailed Product Description and Specifications

The Vemo V30-72-0821 sensor is part of the VEMO product line, known for its focus on emission control components. This Exhaust Gas Temperature Sensor is specifically designed to be installed in front of the catalyst, providing critical temperature data to the vehicle’s engine management system. The sensor features an L-form shape and an oval connector, facilitating straightforward installation and secure connection. With a compact height of 22 mm, width of 17 mm, and length of 337 mm, it fits precisely within the exhaust system layout of compatible Mercedes-Benz models.

The sensor’s thread size of M14 x 1.5 and recommended tightening torque of 45 Nm ensure a secure and leak-free fit. Its temperature measurement range from -40°C to 1000°C allows it to operate reliably under extreme exhaust conditions. The black socket color and two-pole design contribute to durability and consistent electrical performance.

Applications and Common Issues Addressed

• Monitors exhaust gas temperature to optimize catalytic converter efficiency
• Prevents engine overheating by providing accurate temperature feedback
• Helps reduce harmful emissions by supporting proper combustion control
• Detects sensor faults that may trigger engine warning lights
• Supports compliance with emission regulations in Mercedes-Benz E350, GL320, GL350, ML320, ML350, R320, and R350 models

Installation Notes and Tips

• Ensure the sensor is installed in front of the catalyst as specified
• Use the correct tightening torque of 45 Nm to avoid damage or leaks
• Verify the oval connector is securely attached to prevent signal loss
• Check cable length of 200 mm to confirm proper routing without strain
• Inspect the sensor and connector for damage before installation

Quality Assurance and Warranty

Vemo’s VEMO product line maintains strict quality control standards to meet OEM specifications. The V30-72-0821 sensor is manufactured to provide reliable performance and durability under demanding operating conditions. While specific warranty details are not provided here, Vemo products typically come with manufacturer-backed warranties ensuring replacement or repair in case of defects. Always consult the product documentation or supplier for exact warranty terms.