Ignition coil pack
usually 80,000–160,000 km · Medium risk
Signs: Misfire, flashing engine light
Fix: Replace coil pack
€60–200
Common faults, service intervals and costs
Citroën ZX
1991–1998
1
engines covered
6
known faults
1
official recalls
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The Citroën ZX was built from 1991 to 1998.
For this generation we cover 1 engines and 6 known faults, each with the mileage range where it usually appears.
The most expensive known risk is AL4 solenoids / pressure regulator: it usually appears at 80,000–180,000 km and costs €300–1,500 to fix.
Engines
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| 1.1 / 1.4 / 1.6 8v & 16v (PSA TU / ET3 / EC5) | Petrol | Belt · 120,000 km / every 60 mo | 5W-40 / 10W-40 · PSA B71 2296 / B71 2300 · ~3.25 L · every 15,000 km |
Faults by engine
1.1 / 1.4 / 1.6 8v & 16v (PSA TU / ET3 / EC5)
Thermostat housing / coolant leaks
usually 100,000–200,000 km · Wear part
Signs: Coolant loss, overheating
Fix: Replace housing / hoses
€80–250
Idle control valve / throttle body
usually 100,000–200,000 km · Wear part
Signs: Hunting idle, stalling
Fix: Clean or replace
€60–200
Head gasket (1.6 16v, overheating)
usually 150,000–250,000 km · Wear part
engine codes: NFU, NFV, NFZ, NFX, NFS, NFR
Signs: Coolant loss, white smoke
Fix: Replace head gasket
€400–900
Gearboxes
Manual
Clutch wear
usually 120,000–200,000 km · Medium risk
Signs: Slipping, high bite point
Fix: Replace clutch kit
€500–900
AL4 / AT8 (4-speed automatic)
AL4 solenoids / pressure regulator
usually 80,000–180,000 km · High risk
Signs: Gearbox warning, stuck in 3rd, harsh shifts
Fix: Replace solenoids / pressure sensor; fluid change
€300–1,500
Scheduled service
Intervals and typical prices for the 1.1 / 1.4 / 1.6 8v & 16v (PSA TU / ET3 / EC5) engine. Other engines differ in oil, timing drive and some filters; the app gives the exact plan.
| Item | Interval | Typical price |
|---|---|---|
| Engine oil + oil filterEngine | every 15,000 km or every 12 months | €70–150 |
| Cabin (pollen) filterClimate | every 15,000 km or every 12 months | €15–40 |
| Brake fluidBrakes | every 24 months | €50–95 |
| A/C service (regas + desiccant)Climate | every 24 months | €70–150 |
| Air filterEngine | every 30,000 km or every 24 months | €15–45 |
| Spark plugsIgnition | every 60,000 km or every 48 months | €50–160 |
| Auxiliary (serpentine) beltEngine | every 120,000 km | €70–180 |
| Timing belt kit + water pumpEngine | every 120,000 km or every 60 months | €450–900 |
| Coolant replacementCooling | every 150,000 km or every 96 months | €70–150 |
| Manual gearbox oilTransmission | every 150,000 km | €60–130 |
| Front brake padsBrakes | usually at 30,000–60,000 km | €60–150 |
| Front brake discs + padsBrakes | usually at 60,000–120,000 km | €150–320 |
| Rear brake padsBrakes | usually at 50,000–90,000 km | €50–130 |
| Tyres (set of 4)Wheels | usually at 40,000–60,000 km | €320–700 |
| Wiper bladesBody | checked at service | €20–50 |
| 12V batteryElectrical | checked at service | €100–220 |
Official recalls
Recalls the manufacturer published in the United Kingdom for this model (1). The same recalls usually apply across Europe. Ask an authorised dealer to check by VIN whether your car is affected and whether the work has been done.
- Airbag 1)seat belt buckle may jam following normal operation of pretensioner 2)involuntary operation of drivers air bag16/08/1996 · R/1996/064
Common questions
Does the Citroën ZX have a timing chain or a timing belt?
1.1 / 1.4 / 1.6 8v & 16v (PSA TU / ET3 / EC5): belt · 120,000 km / every 60 mo.
What are the known problems with the Citroën ZX?
The faults with the highest risk: AL4 solenoids / pressure regulator (80,000–180,000 km, €300–1,500); clutch wear (120,000–200,000 km, €500–900); ignition coil pack (80,000–160,000 km, €60–200). The full list by engine is on this page.
What should you check when buying a used Citroën ZX?
Before you buy, ask an authorised dealer to check by VIN that the recalls have been done (1 have been published for this model). If the engine has a timing belt, ask for the invoice for its replacement: with no proof, assume it has not been done. On the test drive, watch for these signs: gearbox warning, stuck in 3rd, harsh shifts; slipping, high bite point. The full checklist is in the guide to buying a used car.
Models with the same engines
These models share engines with this car, so they share some of its faults too.
Peugeot 206 1998–2012Citroën Berlingo I 1996–2011Citroën Xsara 1997–2006Peugeot 406 1995–2004Peugeot Partner I 1996–2008Peugeot 306 1993–2002Peugeot 106 1991–2003Citroën Saxo 1996–2004
Other Citroën models
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Engine versions: EEA, monitoring of CO₂ emissions from new passenger cars (CC BY 4.0, DG CLIMA). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026