HomeEmission Control > Emission ComponentsStandard Ignition EFH205 Diesel Exhaust Fluid (DEF) Heater
Part #: EFH205

Standard Ignition EFH205 Diesel Exhaust Fluid (DEF) Heater

⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche and Volkswagen, Cayenne and Touareg
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Reliable Diesel Exhaust Fluid Heater for Porsche Cayenne and Volkswagen Touareg

The Standard Ignition EFH205 Diesel Exhaust Fluid (DEF) Heater is designed to maintain optimal DEF temperature in cold conditions. This part ensures proper DEF flow and system performance for Porsche Cayenne and Volkswagen Touareg diesel models.

Key Features of Standard Ignition EFH205 DEF Heater

  • Specifically engineered for diesel exhaust fluid heating
  • Compatible with Porsche Cayenne and Volkswagen Touareg diesel vehicles
  • Maintains DEF fluid temperature to prevent freezing
  • Durable construction for reliable long-term operation
  • Part number EFH205 for precise identification and fitment

Product Details and Functionality

The EFH205 Diesel Exhaust Fluid Heater by Standard Ignition is an emission control component that prevents DEF from freezing in low temperatures. By warming the DEF, it ensures consistent fluid delivery to the selective catalytic reduction (SCR) system, which is critical for reducing nitrogen oxide emissions. This heater is designed to integrate seamlessly with the emission control system of Porsche Cayenne and Volkswagen Touareg diesel models, supporting compliance with emission standards and maintaining engine efficiency.

Common Applications and Problem Resolution

  • Prevents DEF freezing in cold climates
  • Ensures proper DEF dosing for emission control
  • Reduces risk of SCR system faults related to DEF temperature
  • Helps maintain engine performance by supporting emission system operation
  • Minimizes potential for warning lights or limp mode due to DEF issues

Installation Notes and Tips

Installation of the EFH205 DEF Heater should be performed by a qualified technician familiar with emission control systems. Ensure the vehicle is compatible by verifying make and model fitment. Proper electrical connections and secure mounting are essential for heater operation. After installation, check for any diagnostic trouble codes and confirm DEF system functionality.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The EFH205 DEF Heater undergoes rigorous quality control to ensure durability and performance. Warranty coverage details should be confirmed with the original parts provider or vehicle manufacturer.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2016VolkswagenTouareg3.0LV6N/A
2015PorscheCayenne3.0LV6N/A
2015VolkswagenTouareg3.0LV6N/A
2014PorscheCayenne3.0LV6N/A
2014VolkswagenTouareg3.0LV6N/A
2013PorscheCayenne3.0LV6N/A
2013VolkswagenTouareg3.0LV6N/A
2012VolkswagenTouareg3.0LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.