Standard Ignition EFH216 Diesel Exhaust Fluid (DEF) Heater

DEF Heater for Mercedes-Benz ML320

Standard Ignition EFH216 is a diesel exhaust fluid heater for select 2007-2009 Mercedes-Benz ML320 applications. It is built with a 2-connector layout, rectangular and oval connector shapes, and 4 blade terminals to match the original electrical interface.

Key Features

• Diesel Exhaust Fluid (DEF) heater for emission control service
• 2 connectors with rectangular and oval shapes
• 4 blade terminals for OE-style electrical connection
• Direct-fit replacement for select Mercedes-Benz ML320 models
• Cross-reference part numbers include Bosch F01C600243 and Dorman - OE Solutions 904-375

Detailed Description

Standard Ignition EFH216 is an emission control component used in DEF heating systems to support proper fluid temperature management in cold conditions. This part is listed for 2007-2009 Mercedes-Benz ML320 models and is a direct replacement option when servicing DEF heater faults on the ML320. The EFH216 part number is also referenced in interchange listings such as 800-6765, 1644710875, DEH807, HEF35, and Spectra Premium EM2400URH.

For buyers searching for a Mercedes-Benz ML320 DEF heater replacement, Mercedes-Benz ML320 emission control parts, or Standard Ignition EFH216, this component provides the connector and terminal configuration needed for the specified application.

Common Issues This Part May Address

• DEF heater fault codes related to fluid temperature control
• Cold-weather DEF system performance problems
• Emission system warnings tied to heater circuit failure
• Connector or terminal mismatch during DEF heater replacement
• Service needs on 2007-2009 Mercedes-Benz ML320 DEF heating systems

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle application before installation. Confirm the part number EFH216 against the original unit and inspect the harness for corrosion, heat damage, or bent terminals before connecting the replacement heater. For best results, clear any stored emission-related fault codes after repair and confirm proper DEF system operation.

Quality Assurance

Standard Ignition supplies emission control replacement parts for service applications that require OE-style fit and electrical connection details. This part is identified for the listed Mercedes-Benz ML320 model years and uses the specified connector and terminal configuration for accurate replacement selection.