Proton 400 Series

Made 1995–2001 · Data updated: 2026-11-09 (week 46)
Fewer than 500 inspections – figures are indicative and intervals wide.
First-time pass
31.1%
±8.8 pp
n = 103
Annual mileage (median)
2,368 km
km per year, between two inspections
Odometer inconsistencies
6.3%
cars whose reading dropped between inspections
Major or dangerous defects
68.9%
share of inspections with that verdict
n = 103

31.1% of Proton 400 Series cars pass the technical inspection at the first attempt (n = 103, all years of manufacture). A typical one covers 2,368 km a year. Odometer inconsistencies were recorded for 6.3% of the cars assessed. The median idle CO reading is 0.40% vol; 41.7% of measurements exceed the limit.

CO (petrol, idle)
0.40%
41.7% over the limit · n = 84

Inspection verdicts

Proton 400 Series, n = 103
Proton 400 Series: Inspection verdicts
Chart data: Proton 400 Series: Inspection verdicts
%
No defects6.8%
Minor defects24.3%
Major defects62.1%
Dangerous defects6.8%
By year of manufacture
Click a year to open its page
By year of manufacture
YearnFirst-time passInterval
2001n = 6 · too few
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2000n = 5 · too few
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1999n = 22 · too few
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1998n = 26 · too few
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1997n = 12 · too few
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1996n = 28 · too few
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1995n = 4 · too few
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