OE Quality
60-Day Returns

Denso 475-2018 A/C Expansion Valve
Reliable A/C Expansion Valve for Mercedes-Benz Models
The Denso New Expansion Valve 475-2018 is engineered to regulate refrigerant flow precisely in your vehicle's air conditioning system. Designed specifically for select Mercedes-Benz models, this block valve ensures optimal HVAC performance and temperature control.
- Type: Block valve design for efficient refrigerant flow restriction
- Compatible with multiple Mercedes-Benz models including C36 AMG, E55 AMG, and SLK230
- Part Number: 475-2018 for accurate identification and fitment
- Category: HVAC > A/C Flow Restrictors, specialized for A/C expansion valve applications
- GTIN: 00042511223257 for product authenticity verification
About the Denso New Expansion Valve Product Line
The New Expansion Valve line by Denso focuses on delivering precise control of refrigerant flow within automotive air conditioning systems. This product line emphasizes block valve technology, which helps maintain consistent pressure and temperature regulation. The 475-2018 valve is part of this line, offering reliable performance tailored to the HVAC requirements of various Mercedes-Benz vehicles.
Detailed Product Description
The Denso 475-2018 A/C expansion valve is a block valve type component designed to restrict and regulate refrigerant flow in the air conditioning system. This precise control is critical for maintaining the correct pressure differential and ensuring efficient cooling. Compatible with a range of Mercedes-Benz models such as the C220, CLK430, and E320, this valve supports the HVAC system's ability to deliver consistent cabin comfort. Its design aligns with OEM specifications to provide dependable operation and system longevity.
Common Applications and Issues Addressed
- Regulates refrigerant flow to prevent compressor overload
- Maintains proper evaporator temperature for effective cooling
- Prevents freezing or overheating within the A/C system
- Addresses inconsistent cabin temperature fluctuations
- Helps resolve reduced cooling performance in Mercedes-Benz C36 AMG and E55 AMG models
Installation Notes and Tips
Ensure the A/C system is properly evacuated and recharged following valve replacement. Verify compatibility with your specific Mercedes-Benz model before installation. Use appropriate tools to avoid damage to the valve or surrounding components. It is recommended to inspect the entire HVAC system for leaks or other issues during replacement.
Quality Assurance and Warranty
Denso manufactures the 475-2018 expansion valve to meet strict quality standards, ensuring reliable performance in demanding automotive environments. The product includes a manufacturer-backed warranty covering defects in materials and workmanship. Always refer to Denso’s warranty terms for detailed coverage information.
| Brand | Denso |
|---|---|
| Part Number | 475-2018 |
| Position | New Expansion Valve |
| Type | Block valve |
This part fits 62 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 2003 | Mercedes-Benz | CLK430 | N/A | New Expansion Valve |
| 2003 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 2002 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 2002 | Mercedes-Benz | CLK430 | N/A | New Expansion Valve |
| 2002 | Mercedes-Benz | CLK55 AMG | N/A | New Expansion Valve |
| 2002 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 2002 | Mercedes-Benz | E430 | N/A | Optional; New Expansion Valve |
| 2002 | Mercedes-Benz | E55 AMG | N/A | Optional; New Expansion Valve |
| 2001 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 2001 | Mercedes-Benz | CLK430 | N/A | New Expansion Valve |
| 2001 | Mercedes-Benz | CLK55 AMG | N/A | New Expansion Valve |
| 2001 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 2001 | Mercedes-Benz | E430 | N/A | Optional; New Expansion Valve |
| 2001 | Mercedes-Benz | E55 AMG | N/A | Optional; New Expansion Valve |
| 2000 | Mercedes-Benz | C230 | N/A | New Expansion Valve |
| 2000 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 2000 | Mercedes-Benz | C43 AMG | N/A | New Expansion Valve |
| 2000 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 2000 | Mercedes-Benz | CLK430 | N/A | New Expansion Valve |
| 2000 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 2000 | Mercedes-Benz | E430 | N/A | Optional; New Expansion Valve |
| 2000 | Mercedes-Benz | E55 AMG | N/A | Optional; New Expansion Valve |
| 2000 | Mercedes-Benz | SLK230 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | C230 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | C43 AMG | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | CLK430 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | E300 | N/A | Optional; New Expansion Valve |
| 1999 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 1999 | Mercedes-Benz | E430 | N/A | Optional; New Expansion Valve |
| 1999 | Mercedes-Benz | E55 AMG | N/A | Optional; New Expansion Valve |
| 1999 | Mercedes-Benz | S320 | N/A | New Expansion Valve |
| 1999 | Mercedes-Benz | SLK230 | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | C230 | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | C43 AMG | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | CLK320 | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | E300 | N/A | Optional; New Expansion Valve |
| 1998 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 1998 | Mercedes-Benz | E430 | N/A | Optional; New Expansion Valve |
| 1998 | Mercedes-Benz | S320 | N/A | New Expansion Valve |
| 1998 | Mercedes-Benz | SLK230 | N/A | New Expansion Valve |
| 1997 | Mercedes-Benz | C230 | N/A | New Expansion Valve |
| 1997 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 1997 | Mercedes-Benz | C36 AMG | N/A | New Expansion Valve |
| 1997 | Mercedes-Benz | E300 | N/A | Optional; New Expansion Valve |
| 1997 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 1997 | Mercedes-Benz | E420 | N/A | Optional; New Expansion Valve |
| 1997 | Mercedes-Benz | S320 | N/A | New Expansion Valve |
| 1996 | Mercedes-Benz | C220 | N/A | New Expansion Valve |
| 1996 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 1996 | Mercedes-Benz | C36 AMG | N/A | New Expansion Valve |
| 1996 | Mercedes-Benz | E300 | N/A | Optional; New Expansion Valve |
| 1996 | Mercedes-Benz | E320 | N/A | Optional; New Expansion Valve |
| 1995 | Mercedes-Benz | C220 | N/A | New Expansion Valve |
| 1995 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
| 1995 | Mercedes-Benz | C36 AMG | N/A | New Expansion Valve |
| 1995 | Mercedes-Benz | E300 | N/A | Optional; New Expansion Valve |
| 1994 | Mercedes-Benz | C220 | N/A | New Expansion Valve |
| 1994 | Mercedes-Benz | C280 | N/A | New Expansion Valve |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.