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MOT reliability

Jaguar 4.2 xj6 l

1,052 vehicles · 16 completed MOT tests analysed
69%
MOT pass rate

Based on 1,052 Jaguar 4.2 xj6 l vehicles and 16 completed MOT tests, the Jaguar 4.2 xj6 l has an overall 69% pass rate, with an average recorded mileage of 76,365 miles.

1,052
Vehicles
16
MOT tests
214
Avg miles / year
2.1
Faults per test
0%
Dangerous-fault share

Jaguar 4.2 xj6 l problem areas

Where faults occur most across all Jaguar 4.2 xj6 l MOT tests:

  • Other112%
  • Emissions & nuisance9%
  • Seatbelts & equipment3%

Jaguar 4.2 xj6 l pass rate by age

Age (years)TestsPass rate

Fuel types: Petrol (1,044), Diesel (7), LPG (1)

Most common Jaguar 4.2 xj6 l MOT faults

These are the faults and advisories recorded most often across Jaguar 4.2 xj6 l MOT tests:

  1. Parking brake lever has no reserve travel (3.1.6b) (3 times)
  2. Parking brake: efficiency below requirements (3.7.B.7) (3 times)
  3. Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7) (3 times)
  4. Front Windscreen washer provides insufficient washer liquid (8.2.3) (2 times)
  5. Offside Rear Brake pad(s) wearing thin (3.5.1g) (2 times)
  6. Exhaust emissions carbon monoxide content excessive (7.3.B.1a) (2 times)
  7. Front Anti-roll bar modified but not seriously weakened (2.4.A.2) (2 times)
  8. slight play in steering coloum lower UJ (2 times)
  9. Offside Front Mechanical brake component has restricted free movement (3.5.1k) (1 times)
  10. Coolant leak (1 times)
  11. Horn not working (1.6.2a) (1 times)
  12. Nearside Rear Stop lamp not working (1.2.1b) (1 times)
  13. Offside Inner Rear Brake pad(s) wearing thin (3.5.1g) (1 times)
  14. Offside Rear Stop lamp not working (1.2.1b) (1 times)
  15. Offside Rear rear parking brake recording little or no effort (3.7.B.6a) (1 times)

Jaguar 4.2 xj6 l pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1978 1 16 69% 76,365

Jaguar 4.2 xj6 l reliability FAQ

Across 1,052 Jaguar 4.2 xj6 l vehicles in our MOT data, 69% pass the MOT (a 31% failure rate), with about 2.1 faults or advisories recorded per test.

The most frequently recorded Jaguar 4.2 xj6 l MOT issues are: Parking brake lever has no reserve travel (3.1.6b); Parking brake: efficiency below requirements (3.7.B.7); Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7).

The typical Jaguar 4.2 xj6 l in our data has covered around 76,365 miles.

Compare the Jaguar 4.2 xj6 l

See how the Jaguar 4.2 xj6 l stacks up against other Jaguar models on MOT reliability:

4.2 xj6 l vs X-type 4.2 xj6 l vs Xf 4.2 xj6 l vs Xj 4.2 xj6 l vs S-type

Check a specific Jaguar 4.2 xj6 l

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Jaguar models · Learn about common MOT failures · what an MOT checks