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2009–2014 Volkswagen Tiguan

2009-2014 VW Tiguan - Water Pump and Thermostat Replacement

🔧🔧🔧 Advanced 2-3 hours $215 DIY

Save $1,285 by doing it yourself! Shop cost: $1,500

Quick Video Tutorial

Parts You Need

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Total Cost
$214.95
Part Name Part Number Price Buy
Water Pump TRQ WPA92744 $99.95
Water Pump and Thermostat Module 06H121026DD $115.00

About prices: shown prices are estimates from typical Amazon listings and change frequently, and cheaper alternatives may be available. Confirm the current price on Amazon before buying.

💡 Pro tip: Order all parts at once to save on shipping

Step-by-Step Instructions

Follow these steps carefully

1

Cool the engine and drain the cooling system

On the 2009-2017 VW Tiguan: work only on a cold engine. Disconnect the negative battery cable if required for accessory clearance. Drain coolant into a pan from the radiator petcock or lower hose. Dispose of coolant properly.

2

Remove belts and parts blocking the pump and thermostat

On the 2009-2017 VW Tiguan: remove the serpentine belt and any pulleys, covers, or intake pieces blocking the water pump and thermostat housing. Photograph hose routing before disconnection.

3

Remove the thermostat housing and thermostat

On the 2009-2017 VW Tiguan: disconnect hoses at the thermostat housing, unbolt the housing, and remove the old thermostat and gasket/O-ring. Note thermostat orientation (spring toward the engine on most designs).

4

Unbolt and remove the water pump

On the 2009-2017 VW Tiguan: unbolt the water pump and carefully separate it from the block/timing cover. Scrape old gasket material thoroughly without gouging aluminum. Compare the new pump impeller and weep-hole style to the old unit.

5

Install the new pump and thermostat with fresh seals

On the 2009-2017 VW Tiguan: install the water pump with a new gasket/seal and torque bolts in sequence. Install the new thermostat and housing gasket/O-ring in the correct orientation; torque housing bolts evenly. Refit hoses with quality clamps.

6

Refill, bleed air, and leak-check both repairs

On the 2009-2017 VW Tiguan: refit the belt and accessories. Refill with the correct coolant mix and bleed air per the vehicle procedure (heater on high helps). Warm the engine, verify the thermostat opens (upper hose gets hot), confirm no leaks at the pump weep hole or housing, and top off after cool-down.

All Done!

Test your repair before closing everything up. If something doesn't work right, double-check your steps.

⚠️ Common Mistakes to Avoid

  • • Not properly draining the coolant before starting the repair
  • • Failing to replace the thermostat along with the water pump
  • • Over-tightening bolts, leading to gasket damage