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Details
| Specification | Value |
|---|---|
| Brand | VALEO |
| Weight [kg] | 0.98 kg |
| Operating Mode | EL |
| Number of pins | 4 -pin connector |
OE numbers (5)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—A 642 140 01 60
- MERCEDES-BENZ—A6421400360
- MERCEDES-BENZ—A6421400860
- CHRYSLER—K 05 1756 78 AA
- CHRYSLER—K 68 0649 63 AA
Where this part fits
Original-fit position for OE A6421400360.
About this product
When egr valve performance matters, the VALEO 703258 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Weight [kg]: 0, 98 kg, Operating Mode: Electric, Emission Standard: 23, Supplementary Article/Supplementary Info: 282, Supplementary Article/Supplementary Info: 98. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with MERCEDES-BENZ vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 02.16.042, 08920031, 1145E0072, 125023N and 78 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Egr Valve buying guide
Why replace this part?
The EGR (Exhaust Gas Recirculation) valve recirculates a controlled portion of exhaust gas back into the intake manifold to lower combustion temperatures and reduce NOx emissions. Over time, carbon deposits from exhaust soot cause the valve to stick open or closed. A stuck-open valve causes rough idle and poor cold-start performance; a stuck-closed valve causes NOx failures and check engine lights.
Signs you need a replacement
- Rough or lumpy idle, especially when cold
- check engine light with EGR-related codes (P0400–P0408)
- increased fuel consumption
- hesitation on light throttle
- black carbon deposits visible around the inlet manifold
- failed emissions test
When to replace
EGR valves are maintenance items on diesel vehicles — typically require cleaning or replacement every 50,000–80,000 miles. Petrol EGR valves last longer. Prevention: use higher-quality fuel and allow the engine to reach full operating temperature regularly.
About VALEO
Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.
Suitable cars
Equivalent products (79)
Show all 79 OE numbers
Egr Valve VALEO 703258 — compatible car models
| Car models | MERCEDES-BENZ: C-CLASS T-Model (S203), C-CLASS T-Model (S204), C-CLASS (W203), C-CLASS (W204), CLK (C209), CLK Convertible (A209), CLS (C219), E-CLASS T-Model (S211), E-CLASS (W211), GL-CLASS (X164) (+4 more) |
|---|---|
| Engines | C 320 CDI (203.220); C 320 CDI (204.222); C 320 CDI (203.020); C 320 CDI (204.022); CLK 320 CDI (209.320); CLK 320 CDI (209.420); CLS 320 CDI (219.322); E 280 T CDI (211.220); E 280 CDI (211.020); GL 320 CDI 4-matic (164.822); 280 4-matic (204.981); ML 280 CDI 4-matic (164.120); R 280 CDI (251.121, 251.026, 251.126); S 320 CDI (221.022, 221.122) |
| Year of manufacture | 2000-2017 |
| Manufacturer article number (MPN) | 703258 |
| OE part numbers | A 642 140 01 60, A6421400360, A6421400860, K 05 1756 78 AA, K 68 0649 63 AA |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
VALEO 703258 . Emission Standard: 23. Number of pins: 4 -pin connector. Operating Mode: EL. Supplementary Article/Supplementary Info: 282. Supplementary Article/Supplementary Info: 98. Weight [kg]: 0,98 kg
- 1x Egr Valve
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Egr Valve compatible with my car?
This Egr Valve fits MERCEDES-BENZ vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this VALEO Egr Valve have?
This VALEO Egr Valve has the following specifications: Weight [kg]: 0,98 kg; Operating Mode: EL; Emission Standard: 23; Supplementary Article/Supplementary Info: 282; Supplementary Article/Supplementary Info: 98; Number of pins: 4 -pin connector. Check the full specifications table above for complete details.
What OE part numbers does this Egr Valve replace?
This Egr Valve replaces OE part numbers: A 642 140 01 60, A6421400360, A6421400860, K 05 1756 78 AA, K 68 0649 63 AA. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Egr Valve cost?
This VALEO Egr Valve is available for £238.99. Egr Valve prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Egr Valve?
A faulty EGR valve causes rough idle, black smoke, increased fuel consumption, the engine hesitating or surging, a check engine light with EGR flow codes, and in severe cases excessive carbon deposit build-up in the intake.
What tools do I need to replace a Egr Valve?
Tools needed: T30/T40 Torx or 8-10mm socket, gasket scraper, EGR cleaner spray, torque wrench, OBD-II scanner. Difficulty: Moderate DIY. Safety warning: Carbon deposits from EGR valves are fine particulates -- wear gloves and a dust mask. Clear related fault codes after installation and verify the EGR system operates correctly.
Can I use this part as a replacement for OE A 642 140 01 60?
Yes, this VALEO Egr Valve is a direct replacement for OE part number A 642 140 01 60. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the VALEO 703258 the same as the VALEO 700409?
No, while both are Egr Valve parts, they are different products. The VALEO 703258 has Weight [kg]: 0,98 kg, Operating Mode: EL, Emission Standard: 23. The VALEO 700409 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
