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Caterham reliability and common MOT problems by model

Caterham shows a 9.2% combined MOT failure rate across 2,547 tests in Motintel data. Seven S3 has one of the lower high-confidence rates at 9.8%. Unclassified deserves extra checking at 8.5%.

Data sources: DVSA MOT records, official recall records, and MOT fault wording snapshots (2026-04-27, 2026-04-29, rfr_codes_2025-05-12, failure items 2023). Search-indexed model pages must clear 20,000 MOT tests and 10,000 vehicles.

Most reliable Caterham models in MOT data

#	Model	MOT failure rate	Tests	Vehicles
Not enough high-confidence model reports are available yet.

Caterham models with the highest MOT failure rates

#	Model	MOT failure rate	Tests	Vehicles
Not enough high-confidence model reports are available yet.

Common Caterham MOT problem areas

#	Problem area	MOT notes	Models affected	What to check	High-rate examples
Not enough high-confidence problem-area data is available yet.

All Caterham model reports

Model	MOT tests	Vehicles	Failure rate
Seven S3 limited data	1,317	1,167	9.8%
Unclassified limited data	1,230	1,084	8.5%

Models with limited data (fewer than 20,000 tests or 10,000 vehicles) have full reports but are not indexed in search engines until the evidence threshold is met.