Water pump 1.6/2.0 TDI VAG Group engines 04L121011N

Main Benefits

• Efficient plastic impeller: 70.3mm diameter optimized for TDI flow without cavitation.

• Integrated OEM seal: Prevents frequent coolant leaks common in generic pumps.

• Broad MQB compatibility: Serves multiple brands/models with the same design.

• Direct installation: No adapters, correct timing chain timing.

Technical Features

Specifications: Main water pump for TDI engines, plastic impeller Ø70.3mm, includes sealing gasket.
Cross references: 04L121011E/H/L/EX (equivalent versions).
Weight: ~1.2kg (bulky shipment). RRP €229 with 17% discount.

Confirmed compatibility

Audi: A1 8X, A3 8V Cabrio/Sportback, A4 8W, A5 8W, A6 4G/4K, Q2/Q3 8U/83, Q5 80A, TT 8S
SEAT: Alhambra 7N, Toledo 6J
Skoda: Karoq 57, Octavia 5E, Rapid 5J, Scala 65
Volkswagen: Beetle 5C, Golf 5G/Sportvan, Touran 5T, T-Roc 2G, Transporter 7J

Installation instructions

IMPORTANT: Replace during timing belt kit replacement (120k km).

1. Drain all coolant (~5L G13/G40).

2. Remove accessory belt/tensioner.

3. Remove plastic cover, release timing chain.

4. Remove pump (3 M6 Torx screws), clean mounting surface.

5. Install new 04L121011N with new gasket, verify chain timing.
   Torque: 10 Nm for pump screws. Bleed system for 20 min with engine running.

Frequently Asked Questions

When to change? 120,000 km with TDI timing belt kit.
Does it include a gasket? Yes, integrated specific seal.
Plastic or metal impeller? Technical plastic Ø70.3mm (efficient modern).
Compatible with hybrids? No, exclusive to common rail TDI.

Technical Data Sheet

ORIGINAL VAG Group water pump manufactured in Germany. VIN verified contact: Wagenparts free service. Save 17% off RRP €229.

Add the original 04L121011N water pump and protect your TDI with OEM cooling!