Standard Ignition ETS197 Exhaust Gas Temperature (EGT) Sensor - Front

Exhaust Gas Temperature Sensor for Mercedes-Benz

Standard Ignition ETS197 is an exhaust gas temperature (EGT) sensor built for direct-fit service on select Mercedes-Benz diesel applications. It uses a female plug-in connector with an oval shape and 2 blade terminals for a straightforward electrical connection.

Compatible with 2009 Mercedes-Benz GL320, front and 2009 Mercedes-Benz ML320, front, this sensor supports accurate exhaust temperature monitoring in the emission control system. The ETS197 part number is also a useful reference when verifying the correct replacement for these applications.

Key Features

• Exhaust Gas Temperature (EGT) sensor for emission control service
• Female connector with plug-in design
• Oval connector shape for OE-style fitment
• 2 female blade terminals
• Direct replacement for select Mercedes-Benz front-position applications
• Standard Ignition ETS197 identification for parts matching

Detailed Description

Standard Ignition ETS197 is an EGT sensor used to monitor exhaust temperature as part of the vehicle’s emission control strategy. For 2009 Mercedes-Benz GL320 and 2009 Mercedes-Benz ML320 front applications, this sensor helps provide the signal needed by the engine management system to track exhaust heat levels and support proper emissions system operation. If you are searching for a Mercedes-Benz GL320 front EGT sensor or a Mercedes-Benz ML320 front exhaust gas temperature sensor, ETS197 is the direct-fit part number to verify.

This part cross-references Mercedes-Benz OE number 0071537628 for the same application.

What It Helps Address

• Fault codes related to exhaust gas temperature sensing
• Incorrect exhaust temperature readings in the emission control system
• Driveability issues tied to emissions monitoring faults
• Warning lights triggered by a failed EGT sensor
• Replacement needs after sensor wear, heat damage, or connector failure

Installation Notes and Tips

Confirm the connector shape, terminal style, and front-position fitment before installation. Compare the original sensor location and wiring connection on the vehicle to ensure the replacement matches the OE configuration. For best results, inspect the harness and surrounding exhaust components for heat damage or corrosion before installing the new sensor.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management components. ETS197 is cataloged for confirmed fitment on 2009 Mercedes-Benz GL320 and 2009 Mercedes-Benz ML320 front applications, making it a reliable reference for OE-style replacement selection.