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Change Car Water Pump

Easy 3h00–5h00 ~300–500£
Estimated time 3h00–5h00
Estimated labour cost ~300–500£
Difficulty Easy
Vehicles
323 Mk VI 1989-1994 7
  • 1.3i 16V Petrol (B3)
  • 1.3i 8V Petrol (B3E)
  • 1.6i 16V Petrol (B6)
  • 1.6i 8V Petrol (B6E)
  • 1.8i 16V kat. Petrol (BP (DOHC))
  • 1.8i 16V Petrol (BP (DOHC))
  • 1.8i 16V Petrol (BPE)
323 Mk VII 1994-1999 2
  • 1.5 16V Petrol (Z5)
  • 1.8 16V Petrol (BP)
323 Mk VIII 1998-2004 6
  • 1.3 16V Petrol (B3)
  • 1.6 16V Petrol (ZM)
  • 1.8 16V Petrol (FP)
  • 1.8 16V Petrol (FP)
  • 2.0 16V Petrol (FS)
  • 2.0 DiTD Diesel (RF)
Renew the coolant pump With power steering 3h30
Renew the coolant pump 3h30
Renew the coolant pump With air conditioning 3h30

What is the function of a Mazda 323 water pump?

The water pump circulates the coolant through the engine and radiators. Together with the thermostat, it maintains the engine within its operating temperature range. Most engines have a mechanical water pump driven by the timing belt or an accessory belt.

When should you change the Mazda 323 water pump?

If the water pump is driven by the timing belt, it is strongly recommended to replace it at the same time as the timing belt kit. Signs of failure include: coolant leak from the pump weep hole, grinding or whining noise, engine overheating.

Is it difficult to change the Mazda 323 water pump?

Difficulty level 2/5: technically easy if replaced as part of a timing belt kit change. If replaced independently, the timing belt must be removed and refitted, requiring engine timing tools.

7 models covered

Model Year Range Engines covered Fuel
323 Mk III 1977-1986 1977-1986 1.5 Petrol (D5) Petrol
323 MK IV 1980-1984 1980-1984 1.3 Petrol (E3), 1.5 Petrol (E5) Petrol
323 Mk V 1985-1993 1985-1993 1.3i 8V Petrol (B3), 1.5 8V Petrol (B5), 1.5 8V Petrol (E5), 1.6 8V Petrol (B6), 1.6i 16V Turbo Petrol (B6), 1.6i 8V GT Petrol (B6) Petrol
323 Mk V 1985-1995 1985-1995 1.5 8V Petrol (B5), 1.5 8V Petrol (E5), 1.6 8V Petrol (B6) Petrol
323 Mk VI 1989-1994 1989-1994 1.3i 16V Petrol (B3), 1.3i 8V Petrol (B3E), 1.6i 16V Petrol (B6), 1.6i 8V Petrol (B6E), 1.8i 16V kat. Petrol (BP (DOHC)), 1.8i 16V Petrol (BP (DOHC)), 1.8i 16V Petrol (BPE) Petrol
323 Mk VII 1994-1999 1994-1999 1.5 16V Petrol (Z5), 1.8 16V Petrol (BP) Petrol
323 Mk VIII 1998-2004 1998-2004 1.3 16V Petrol (B3), 1.6 16V Petrol (ZM), 1.8 16V Petrol (FP), 1.8 16V Petrol (FP), 2.0 16V Petrol (FS), 2.0 DiTD Diesel (RF) Diesel, Petrol