Change Car Spark Plugs Citroen C4

Change Car Spark Plugs

Easy 0h30–0h45 ~50–75£
Estimated time 0h30–0h45
Estimated labour cost ~50–75£
Difficulty Easy
Vehicles
C4 I 2004-2013 9
  • 1.4 Petrol (ET3J4 (KFU))
  • 1.6 BioFlex Bioethanol (E85),Petrol (TU5JP4 (NFU))
  • 1.6 Petrol (TU5JP4 (NFU))
  • 1.6 THP Petrol (EP6DT (5FT))
  • 1.6 THP Petrol (EP6DT (5FX))
  • 1.6 VTi Petrol (EP6 (5FW))
  • 2.0 180 VTS Petrol (EW10J4S (RFK))
  • 2.0 Petrol (EW10A (RFJ))
  • 2.0 Petrol (EW10J4 (RFN))
C4 II 2010-2018 5
  • 1.2 THP Petrol (EB2DT (HNZ))
  • 1.2 THP Petrol (EB2DTS (HNY))
  • 1.4 VTi Petrol (EP3C (8FP))
  • 1.6 THP Petrol (EP6CDT (5FV))
  • 1.6 VTi, LPG LPG,Petrol (EP6C (5FS))
C4 III 2020-2025 3
  • 1.2 PureTech 100 Petrol (EB2ADTDB (HNE))
  • 1.2 PureTech 130 Petrol (EB2ADTS (HNS))
  • 1.2 PureTech 155 Petrol (EB2ADTX (HNN))

What is the role of Citroen C4 spark plugs?

The spark plug generates a spark at the precise moment needed to ignite the air/fuel mixture in the combustion chamber of petrol (or LPG) engines. The engine management system controls ignition timing.

When should you change your Citroen C4 spark plugs?

Manufacturers provide replacement recommendations; refer to your vehicle maintenance booklet. Generally replace every 60,000 km (45,000 km for severe use). Some vehicles with long-life plugs (titanium, platinum, iridium) can go 100,000–150,000 km.

How do I know if I need to change my Citroen C4 spark plugs?

Via the EOBD system (mandatory since 2001 on petrol cars), faulty spark plugs will trigger fault codes, typically P0301–P0304 (misfire, cylinders 1–4). Symptoms include: difficulty starting, misfires, reduced engine power, increased fuel consumption.

Is it difficult to change Citroen C4 spark plugs?

Difficulty level 2/5: technically easy but requires specific tools (spark plug wrench, torque wrench). Key points: wait for cold engine, clean plug well with compressed air before removal, never use a dropped plug, do not grease threads, hand-tighten then torque to specification.

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View your C4 maintenance plan (keep the C4 token) →

3 models covered

Model Year Range Engines covered Fuel
C4 I 2004-2013 2004-2013 1.4 Petrol (ET3J4 (KFU)), 1.6 BioFlex Bioethanol (E85),Petrol (TU5JP4 (NFU)), 1.6 HDi Diesel (DV6ATED4 (9HX)), 1.6 HDi Diesel (DV6TED4 (9HV)), 1.6 HDi Diesel (DV6TED4 (9HY)), 1.6 HDi Diesel (DV6TED4 (9HZ)), 1.6 Petrol (TU5JP4 (NFU)), 1.6 THP Petrol (EP6DT (5FT)), 1.6 THP Petrol … Bioethanol (E85), Diesel, Petrol
C4 II 2010-2018 2010-2018 1.2 THP Petrol (EB2DT (HNZ)), 1.2 THP Petrol (EB2DTS (HNY)), 1.2 THP Petrol (EB2DTSM (HNW)), 1.4 VTi Petrol (EP3C (8FP)), 1.6 8V BlueHDi Diesel (DV6FC (BHX)), 1.6 8V BlueHDi Diesel (DV6FC (BHZ)), 1.6 8V BlueHDi Diesel (DV6FD (BHY)), 1.6 8V HDiF Diesel (DV6C (9HD)), 1.6 8V HDiF D… Diesel, LPG, Petrol
C4 III 2020-2025 2020-2025 1.2 PureTech 100 Petrol (EB2ADTDB (HNE)), 1.2 PureTech 130 Petrol (EB2ADTS (HNS)), 1.2 PureTech 155 Petrol (EB2ADTX (HNN)), 1.5 BlueHDi 110 Diesel (DV5RCE (YHS)), 1.5 BlueHDi 130 Diesel (DV5RC (YHZ)) Diesel, Petrol

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