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THS 504R

1977 Jaguar Xj

Yellow Petrol 4235cc
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MOT Status

Valid
Expires15 May 2027
Tests24 (14 pass, 10 fail)
Pass rate58.3%

Mileage

43,364 mi
Last recorded43,364 miles
Recorded on8 May 2026
Typical for 1977 Jaguar Xj57,975 mi

Below or average mileage for this year

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

RegistrationTHS 504R
MakeJaguar
ModelXj
Year1977
ColourYellow
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

14 pass 10 fail
Pass 8 May 2026 43,364 miles
Pass 16 May 2025 42,021 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Windscreen wiper blade defective (3.4 (b) (i))

Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Fail 2 May 2025 42,000 miles

Windscreen wiper not working (3.4 (a))

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Windscreen wiper blade defective (3.4 (b) (i))

Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Pass 21 Nov 2019 41,571 miles
Pass 5 Dec 2017 41,464 miles

Nearside Rear Rear wheel bearing has slight play (2.6.2)

Offside Rear Rear wheel bearing has slight play (2.6.2)

both rear tyres have cracking to thier structure

Fail 1 Dec 2017 41,464 miles

Front Brake pipe excessively corroded left to right (3.6.B.2c)

Nearside Front Windscreen washer provides insufficient washer liquid (8.2.3)

Offside Front Upper Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

Offside Front Windscreen washer provides insufficient washer liquid (8.2.3)

both rear tyres have cracking to thier structure

Pass 5 Nov 2016 41,211 miles
Pass 15 Sep 2015 41,166 miles
Pass 11 Aug 2014 41,038 miles
Pass 18 Feb 2014 41,030 miles
Fail 5 Feb 2014 41,030 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Nearside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)

Offside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)

Offside Inner Headlamp not working on main beam (1.7.5a)

Steering column universal joint has excessive play (2.1.5)

Pass 10 Sep 2012 40,975 miles

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Nearside Front wheel bearing has slight play (2.5.A.3c)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Offside Front wheel bearing has slight play (2.5.A.3c)

Play in steering rack inner joint(s)

Fail 6 Sep 2012 40,975 miles

Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt (2.4.G.2)

Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt (2.4.G.2)

Coolant leak

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Nearside Front wheel bearing has slight play (2.5.A.3c)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Offside Front wheel bearing has slight play (2.5.A.3c)

Play in steering rack inner joint(s)

Pass 30 Sep 2011 40,732 miles
Fail 28 Sep 2011 40,730 miles

Power steering component(s) leaking (2.3.3b)

Pass 16 Sep 2010 40,336 miles
Fail 15 Sep 2010 40,336 miles

Nearside Rear rear brake recording little or no effort (3.7.B.5a)

Parking brake: efficiency below requirements (3.7.B.7)

Nearside Front Headlamp aim too high (1.8)

Offside Front Headlamp aim too high (1.8)

Pass 4 Sep 2009 39,716 miles

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Fail 24 Aug 2009 39,714 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Exhaust emissions hydrocarbon content excessive (7.3.B.1b)

Offside Front Headlamp not working on dipped beam (1.7.5a)

Parking brake: efficiency below requirements (3.7.B.7)

Power steering component(s) leaking (2.3.3b)

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Fail 13 Jun 2008 39,646 miles

Brakes imbalanced across an axle (3.7.B.5b)

Nearside Front brake disc excessively pitted (3.5.1h)

Nearside Rear brake disc excessively pitted (3.5.1h)

Nearside Rear rear parking brake recording little or no effort (3.7.B.6a)

Offside Front brake disc excessively pitted (3.5.1h)

Offside Rear brake disc excessively pitted (3.5.1h)

Parking brake: efficiency below requirements (3.7.B.7)

front coil springs rusty

oil leak at engine

wipers not parking

Pass 24 Jul 2007 39,456 miles
Fail 24 Jul 2007 39,456 miles

Exhaust emissions hydrocarbon content excessive (7.3.B.1b)

Pass 5 Apr 2006 39,298 miles
Fail 4 Apr 2006 39,297 miles

Exhaust emissions hydrocarbon content excessive (7.3.B.1b)

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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Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

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THS 504R is a 1977 Jaguar Xj in Yellow with a 4,235cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 58.3%.

Across all 1977 Jaguar Xj models, the average MOT pass rate is 75.0% with a typical mileage of 57,975 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 THS 504R, 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 49 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 THS 504R?

You can check the full history of THS 504R by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was THS 504R registered?

THS 504R is a 1977 Jaguar Xj, first registered on 31 December 1977.

Is THS 504R safe to buy?

The MOT history for THS 504R shows 24 tests with a 58.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does THS 504R 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 THS 504R. 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.