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Change Car Glow Plugs

Intermediate 0h45–3h00 ~75–300£
Estimated time 0h45–3h00
Estimated labour cost ~75–300£
Difficulty Intermediate
Vehicles
Swift 2004-2010 3
  • 1.3 DDiS Diesel (D13A)
  • 1.3 DDiS Diesel (Z13DT)
  • 1.3 DDiS Diesel (Z13DTJ)
Swift 2010-2017 1
  • 1.3 16V DDiS Diesel (D13A)

What is the role of Suzuki Swift glow plugs?

Glow plugs are used in diesel engines to preheat the combustion chamber before starting, particularly in cold weather. Unlike petrol engines that use spark plugs to ignite the fuel, diesel engines rely on compression ignition. Modern glow plugs also remain active after starting to reduce emissions and noise during the warm-up phase.

When should you change your Suzuki Swift glow plugs?

Generally, glow plugs last between 80,000 and 160,000 km. Symptoms of failing glow plugs include: difficulty starting in cold weather, white or grey exhaust smoke on start-up, rough idle during warm-up, the glow plug warning light remaining illuminated, and increased fuel consumption.

How do I know if the Suzuki Swift glow plugs need changing?

Via the EOBD diagnostic system, faulty glow plugs will trigger fault codes (typically P0380–P0384 for glow plug circuit faults). Individual glow plug resistance can be measured with a multimeter (typically 0.5–2 ohms for a good plug).

Is it difficult to change Suzuki Swift glow plugs?

Difficulty level 3/5: intermediate. Glow plugs can seize in the cylinder head over time due to heat and corrosion, making removal difficult and risking breakage. Key steps: warm the engine first, apply penetrating oil, use the correct glow plug socket, unscrew carefully (do not force — a broken glow plug requires specialist extraction).

4 models covered

Model Year Range Engines covered Fuel
Swift 2004-2010 2004-2010 1.3 DDiS Diesel (D13A), 1.3 DDiS Diesel (Z13DT), 1.3 DDiS Diesel (Z13DTJ), 1.3, -LPG LPG,Petrol (M13A), 1.5, -LPG LPG,Petrol (M15A), 1.6, -LPG LPG,Petrol (M16A) Diesel, LPG, Petrol
Swift 2010-2017 2010-2017 1.2 16V, -LPG LPG,Petrol (K12B), 1.3 16V DDiS Diesel (D13A), 1.6, -LPG LPG,Petrol (M16A) Diesel, LPG, Petrol
Swift 2017-2025 2017-2025 1.0 BoosterJet, -MHEV Petrol (K10C), 1.2 Dualjet MHEV Petrol (K12D), 1.2, -MHEV, -LPG LPG,Petrol (K12C), 1.4 BoosterJet Petrol (K14C) LPG, Petrol
Swift Mk II 1989-2003 1989-2003 1.0i 8V, -LPG LPG,Petrol (G10A), 1.3i 16V, -LPG LPG,Petrol (G13BB), 1.3i 8V, -LPG LPG,Petrol (G13BA), 1.6i 16V Petrol (G16B) LPG, Petrol