Citroën ZX

Made 1991–2004 · Data updated: 2026-11-09 (week 46)

First-time pass

24.7%

±3.7 pp

n = 527

Annual mileage (median)

3,336 km

km per year, between two inspections

Odometer inconsistencies

0.0%

cars whose reading dropped between inspections

Major or dangerous defects

75.3%

share of inspections with that verdict

n = 527

24.7% of Citroën ZX cars pass the technical inspection at the first attempt (n = 527, all years of manufacture). A typical one covers 3,336 km a year. Odometer inconsistencies were recorded for 0.0% of the cars assessed. The median idle CO reading is 0.40% vol; 33.1% of measurements exceed the limit.

Pass rate by year of manufacture

Years with n ≥ 30. Whiskers show the 95% interval

Chart data: Citroën ZX: Pass rate by year of manufacture
Year	First-time pass	95 % CI
1992	27.7%	19.9–37.2%
1993	26.2%	18.0–36.5%
1994	25.9%	17.8–36.1%
1995	19.4%	12.8–28.3%
1996	21.5%	13.9–31.8%
1997	23.2%	14.1–35.8%

Mileage by age

p25–p75 band, median – solid line

Chart data: Citroën ZX: Mileage by age
Age	p25	p50	p75
21 yrs	160,772 km	206,824 km	260,810 km
22 yrs	181,679 km	223,600 km	255,854 km
23 yrs	165,298 km	199,999 km	271,153 km
25 yrs	166,470 km	192,234 km	257,702 km

CO (petrol, idle)

0.40%

33.1% over the limit · n = 323

Smoke opacity (diesel)

1.23 m⁻¹

39.9% over the limit · n = 173

Inspection verdicts

Citroën ZX, n = 527

Chart data: Citroën ZX: Inspection verdicts
	%
No defects	10.2%
Minor defects	14.4%
Major defects	72.5%
Dangerous defects	2.8%

By year of manufacture

Click a year to open its page

By year of manufacture
Year	n	First-time pass	Interval
2004	n = 1 · too few	—	—
1999	n = 5 · too few	—	—
1998	n = 8 · too few	—	—
1997	56	23.2%	14.1–35.8%
1996	79	21.5%	13.9–31.8%
1995	98	19.4%	12.8–28.3%
1994	85	25.9%	17.8–36.1%
1993	84	26.2%	18.0–36.5%
1992 full stats	101	27.7%	19.9–37.2%
1991	n = 10 · too few	—	—

Citroën ZX

Pass rate by year of manufacture

Mileage by age

Inspection verdicts

Similar models