Opel Meriva B (2010–2017)Faults with the water pump

Water pump of the Opel Meriva B: problems and faults

Medium severity: Water pump and thermostat leak or wear · 1.0/1.2/1.4 Ecotec engine
Medium severity: Coolant leak from the water pump or thermostat housing · 1.4 Turbo engine

Most serious fault: Medium severity

Reviewed on 27 September 20262 sources How we work

Faults by engine

From most to least important. Check the affected years and versions on each page.

Meriva B 1.0/1.2/1.4 Ecotec

- Medium severityFrequency: CommonCoolingWater pump and thermostat leak or wearA reliability report describes the water pump as "the clearest weakness" of the Opel Adam, and the same component - along with the thermostat - often fails or leaks coolant on the Corsa, Astra and Meriva with this engine too, sometimes at low mileage.Repair (garage): €300–€760Appears at around 22,000 km

Meriva B 1.4 Turbo

- Medium severityFrequency: CommonCoolingCoolant leak from the water pump or thermostat housingOn the Astra J, Mokka, Meriva B and Zafira Tourer with this engine, owners frequently describe coolant leaks from the water pump or from the plastic thermostat housing, with loss of level and a risk of overheating if not dealt with in time.Repair (garage): €350–€550Appears at around 28,000 km

Symptoms these faults cause

How much the repair costs

Depending on the fault, at an independent garage it ranges from €300^[1] (water pump and thermostat leak or wear) to €760^[1] (water pump and thermostat leak or wear), including VAT. If the fault is caught in time, the repair is usually much cheaper.

Frequently asked questions

What faults with the water pump does the Opel Meriva B have?

In the Opel Meriva B there are 2 documented faults with the water pump: water pump and thermostat leak or wear (1.0/1.2/1.4 Ecotec engine) and coolant leak from the water pump or thermostat housing (1.4 Turbo engine). Each fault has its own page with the affected years and versions, the symptoms and how to check for it.

Water pump of the Opel Meriva B: how much does the repair cost?

Depending on the fault, at an independent garage it ranges from €300 (water pump and thermostat leak or wear) to €760 (water pump and thermostat leak or wear), including VAT.

Which engines of the Opel Meriva B have faults with the water pump?

The documented faults affect the 1.0/1.2/1.4 Ecotec and 1.4 Turbo engines. Check the years and versions on each page: they do not always affect every unit.

Have you had a fault with the water pump on your Opel Meriva B? Tell us at what mileage and how much you paid. Report your fault.

Sources

Every fact on this page links to its source. If you find an error, let us know.

Opel Meriva (2003-2009) : fiabilité, pannes et rappelsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
Opel Meriva 2 : fiabilité, pannes et rappelsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French