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MOT reliability

Jaguar 420

1,485 vehicles · 2,546 completed MOT tests analysed
80%
MOT pass rate

Based on 1,485 Jaguar 420 vehicles and 2,546 completed MOT tests, the Jaguar 420 has an overall 80% pass rate, with an average recorded mileage of 56,899 miles.

1,485
Vehicles
2,546
MOT tests
897
Avg miles / year
1.6
Faults per test
0%
Dangerous-fault share

Jaguar 420 problem areas

Where faults occur most across all Jaguar 420 MOT tests:

  • Other98%
  • Steering9%
  • Seatbelts & equipment5%
  • Emissions & nuisance5%
  • Tyres, wheels & suspension4%
  • Brakes3%
  • Lamps & electrical1%
  • Body & structure1%

Jaguar 420 pass rate by age

Age (years)TestsPass rate
11275%
2786%
3580%
41060%
5888%
6888%
73100%
8771%
96100%
10989%
11978%
121267%
13967%
14580%
15667%
16989%
17862%
18888%
19786%
201090%

Fuel types: Petrol (1,480), Diesel (3), Other (1), LPG (1)

Most common Jaguar 420 MOT faults

These are the faults and advisories recorded most often across Jaguar 420 MOT tests:

  1. Oil leak (104 times)
  2. Offside Rear wheel bearing has slight play (2.6.2) (83 times)
  3. Parking brake: efficiency below requirements (3.7.B.7) (74 times)
  4. Nearside Rear wheel bearing has slight play (2.6.2) (72 times)
  5. Windscreen washer provides insufficient washer liquid (8.2.3) (65 times)
  6. Nearside Front wheel bearing has slight play (2.5.A.3c) (50 times)
  7. Exhaust has a minor leak of exhaust gases (7.1.2) (47 times)
  8. Offside Front wheel bearing has slight play (2.5.A.3c) (43 times)
  9. Steering system has slight free play detected at steering wheel (2.2.A.1a) (40 times)
  10. Horn not working (1.6.2a) (39 times)
  11. Nearside Stop lamp not working (1.2.1b) (29 times)
  12. Nearside Rear Rear wheel bearing has slight play (2.6.2) (29 times)
  13. Offside Rear Rear wheel bearing has slight play (2.6.2) (27 times)
  14. Offside Stop lamp not working (1.2.1b) (26 times)
  15. Steering box has a slight oil leak (2.2.D.2e) (24 times)

Jaguar 420 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2016 1 1 100% 53,956
2014 2 3 100% 8,841
2012 2 14 79% 53,015
2011 1 3 100% 65,666
2010 1 7 100% 12,699
2009 1 4 75% 41,754
2007 1 2 50% 67,438
2006 1 10 60% 86,186
2004 2 21 71% 69,114
2002 2 20 70% 68,572
2001 1 11 100% 89,883
2000 1 1 100% 62,648
1999 2 21 67% 51,419
1998 1 14 93% 17,556
1997 1 1 100% 93,165
1996 1 7 86% 80,928
1995 1 14 79% 63,300
1993 2 24 79% 60,952
1991 1 16 75% 99,887
1990 2 22 77% 73,307
1986 2 23 91% 33,063
1984 1 12 100% 38,385
1982 2 17 88% 35,696
1981 1 1 100% 64,622
1980 1 10 100% 42,329
1979 2 21 95% 48,394
1978 1 17 82% 80,000
1977 1 1 100% 13,190
1974 1 15 87% 93,436
1971 2 13 77% 88,249
1970 18 164 80% 50,285
1969 13 123 80% 69,893
1968 127 973 79% 58,162
1967 116 860 80% 54,402
1966 5 37 81% 31,434
1965 2 22 91% 90,963
1964 1 2 50% 92,676
1961 1 14 93% 25,279

Jaguar 420 reliability FAQ

Across 1,485 Jaguar 420 vehicles in our MOT data, 80% pass the MOT (a 20% failure rate), with about 1.6 faults or advisories recorded per test.

The most frequently recorded Jaguar 420 MOT issues are: Oil leak; Offside Rear wheel bearing has slight play (2.6.2); Parking brake: efficiency below requirements (3.7.B.7).

The typical Jaguar 420 in our data has covered around 56,899 miles.

Compare the Jaguar 420

See how the Jaguar 420 stacks up against other Jaguar models on MOT reliability:

420 vs X-type 420 vs Xf 420 vs Xj 420 vs S-type

Check a specific Jaguar 420

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