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CP247
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BrandDENSO
MPNDEG-0121
OE refs1
SKU0066-DEG-0121
GTIN / EAN8717613115039

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Details

SpecificationValue
BrandDENSO
MPNdeg-0121
for OE number25800-30200
QualityOE
Operating ModeEL
Gross Weight [g]1090 g
alternative item-

OE numbers (1)

Search by this OE number to find compatible parts

About this product

When egr valve performance matters, the DENSO DEG-0121 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: for OE number: 25800-30200, Quality: OEM Quality, Operating Mode: Electric, Gross Weight [g]: 1090 g, alternative item: -. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with TOYOTA 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: 150100-0130, 150100-9020, 25800-30200, DEG-0121. Matching these numbers confirms a like-for-like replacement with no loss of function. DENSO 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.

Installation difficulty:Professional — we recommend workshop fitting

About DENSO

DENSO Corporation, founded in 1949 in Kariya, Japan, is one of the largest automotive component manufacturers in the world and a core member of the Toyota Group. DENSO specialises in spark plugs, alternators, starters, air conditioning systems, fuel pumps, and oxygen sensors. As the OE supplier to Toyota, Honda, Subaru, and many European manufacturers, DENSO products are built to exact original specifications. Choosing DENSO means factory-grade quality with Japanese precision engineering and global reliability.

Suitable cars

Equivalent products (3)

DENSO150100-0130
DENSO150100-9020

Egr Valve DENSO DEG-0121compatible car models

Car modelsTOYOTA: DYNA Platform/Chassis (KD, LY, Y2, U3, U4, U6, U8, HILUX VII Pickup (N1, N2, N3), LAND CRUISER PRADO (J15)
Engines3.0 D4d (KDY221, KDY231); 2.5 D-4D 4WD (KUN25); 3.0 D-4D (KDJ150, KDJ150, KDJ155)
Year of manufacture1999-2016
Manufacturer article number (MPN)DEG-0121
OE part numbers25800-30200
Compatibility check

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Description and what's included

DENSO deg-0121 . alternative item: -. for OE number: 25800-30200. Gross Weight [g]: 1090 g. Operating Mode: EL. Quality: OE

What's included:
  • 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 TOYOTA 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 DENSO Egr Valve have?

This DENSO Egr Valve has the following specifications: for OE number: 25800-30200; Quality: OE; Operating Mode: EL; Gross Weight [g]: 1090 g; alternative item: -. 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: 25800-30200. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Egr Valve cost?

This DENSO Egr Valve is available for £175.99. Egr Valve prices vary depending on brand, specifications, and vehicle compatibility. DENSO 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 25800-30200?

Yes, this DENSO Egr Valve is a direct replacement for OE part number 25800-30200. 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 DENSO DEG-0121 the same as the DENSO DEG-0100?

No, while both are Egr Valve parts, they are different products. The DENSO DEG-0121 has for OE number: 25800-30200, Quality: OE, Operating Mode: EL. The DENSO DEG-0100 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.

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