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42 SM

1979 Jaguar Xj

White Petrol 4235cc
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MOT Status

Valid
Expires21 Nov 2026
Tests5 (4 pass, 1 fail)
Pass rate80%

Mileage

63,460 mi
Last recorded63,460 miles
Recorded on22 Nov 2025
Typical for 1979 Jaguar Xj45,573 mi

Above average mileage for this year

4 checks still locked for this Jaguar
Stolen
Finance
Write-off
Keepers
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Vehicle Details

Registration42 SM
MakeJaguar
ModelXj
Year1979
ColourWhite
Fuel typePetrol
Engine4,235cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

4 pass 1 fail
Pass 22 Nov 2025 63,460 miles
Pass 9 Apr 2010 63,392 miles

Offside Front Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)

corrosion on rear outer sills

Fail 8 Apr 2010 63,391 miles

Front Headlamp aim too high (1.8)

Offside Front Headlamp aim too high (1.8)

Offside Front Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)

corrosion on rear outer sills

Pass 10 May 2008 63,331 miles
Pass 1 Apr 2006 63,199 miles

How Reliable is the Jaguar Xj?

Based on 909,077 MOT tests across 81,250 vehicles.

76.7%
Pass Rate
3,561
Miles/Year
38
Year Lifespan
81,250
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 34,485
Parking brake: efficiency below requirements 14,052
Suspension component mounting prescribed area is excessively corroded 12,020
Brake pipe excessively corroded 11,165
Seat belt anchorage prescribed area is excessively corroded 10,319
Full Jaguar Xj reliability report

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42 SM is a 1979 Jaguar Xj in White with a 4,235cc petrol engine. This vehicle has been through 5 MOT tests with a personal pass rate of 80%.

Across all 1979 Jaguar Xj models, the average MOT pass rate is 77.2% with a typical mileage of 45,573 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Jaguar Xj fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 34,485 recorded failures. If you're considering buying 42 SM, it's worth having these areas checked by a mechanic before committing.

The Jaguar Xj typically stays on UK roads for around 38 years. At 47 years old, this Jaguar Xj is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of 42 SM?

You can check the full history of 42 SM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was 42 SM registered?

42 SM is a 1979 Jaguar Xj, first registered on 6 June 1979.

Is 42 SM safe to buy?

The MOT history for 42 SM shows 5 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does 42 SM have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on 42 SM. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.