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CXI 971

1989 Mercedes-benz 420

Blue Petrol 4196cc
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MOT Status

Valid
Expires11 Nov 2026
Tests26 (18 pass, 8 fail)
Pass rate69.2%

Mileage

135,640 mi
Last recorded135,640 miles
Recorded on12 Nov 2025
Typical for 1989 Mercedes-benz 420104,245 mi

Above average mileage for this year

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

RegistrationCXI 971
MakeMercedes-benz
Model420
Year1989
ColourBlue
Fuel typePetrol
Engine4,196cc

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

18 pass 8 fail
Pass 12 Nov 2025 135,640 miles
Pass 15 Mar 2024 135,544 miles
Pass 28 Sep 2022 135,533 miles
Pass 3 Sep 2021 135,510 miles
Pass 21 Feb 2020 135,441 miles
Pass 20 Feb 2019 135,397 miles

Exhaust emits blue smoke during acceleration (8.2.1.2 (g))

Nearside Rear Tyre worn close to legal limit/worn on edge 3.0 mm (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge 3.0 mm (5.2.3 (e))

Fail 20 Feb 2019 135,397 miles

Exhaust emits blue smoke during acceleration (8.2.1.2 (g))

Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i))

Nearside Rear Tyre worn close to legal limit/worn on edge 3.0 mm (5.2.3 (e))

Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i))

Offside Rear Tyre worn close to legal limit/worn on edge 3.0 mm (5.2.3 (e))

Pass 23 Feb 2018 135,002 miles
Pass 23 Feb 2017 134,911 miles
Pass 27 Jan 2016 134,570 miles
Pass 24 Jan 2015 133,502 miles
Pass 5 Nov 2012 130,606 miles

Nearside Rear Vehicle structure has slight corrosion (6.1.B.2)

Fail 5 Nov 2012 130,606 miles

Front Headlamp aim too low (1.8)

Nearside Rear Vehicle structure has slight corrosion (6.1.B.2)

Pass 11 Nov 2011 129,662 miles
Pass 7 Nov 2011 129,662 miles

Steering column shaft has slight end float (2.1.3)

n/s/f inner wing corrosion

Fail 7 Nov 2011 129,662 miles

Nearside Front Headlamp aim too high (1.8)

Steering column shaft has slight end float (2.1.3)

n/s/f inner wing corrosion

Pass 14 May 2010 127,493 miles

Nearside Front Steering system slightly rough (2.2.D.1)

Fail 14 May 2010 127,493 miles

Nearside Front Radius arm has excessive play in a pin/bush (2.4.G.2)

Nearside Front Steering system slightly rough (2.2.D.1)

Nearside Front coil spring fractured (2.4.C.1a)

Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Offside Front Radius arm has excessive play in a pin/bush (2.4.G.2)

Offside Front coil spring fractured (2.4.C.1a)

Offside Rear Radius arm rubber bush bonding deteriorated resulting in excessive movement (2.4.G.2)

Pass 21 May 2009 126,230 miles
Fail 18 May 2009 126,211 miles

Nearside Rear Tyre tread depth below requirements of 1.0mm (4.1.E.2b)

Offside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

Pass 7 May 2008 123,244 miles
Fail 6 May 2008 123,244 miles

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

Front Headlamp not in good working order adversely affecting beam image (1.2.4a)

Offside Rear Rear fog lamp not working (1.3.2b)

Offside Front Driver's door cannot be opened from inside the vehicle (6.2.B.1b) DANGEROUS

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a) DANGEROUS

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 18 May 2007 120,013 miles
Fail 10 Mar 2007 119,283 miles

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

Nearside Front Headlamp not in good working order adversely affecting beam image (1.2.4a)

Offside Front Headlamp not in good working order adversely affecting beam image (1.2.4a)

Offside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Front Shock absorber has a light misting of oil (2.7.3)

Offside Front Sub-frame slightly distorted (2.4.G.1)

Offside Front Vehicle structure has slight damage (6.1.A.1)

slight oil contamination on damper

Pass 6 Mar 2006 114,456 miles
Fail 3 Mar 2006 114,456 miles

Front registration plate insecure (6.3.1b)

Nearside Stop lamp not working (1.2.1b)

Offside Front Ball joint ball pin shank loose (2.2.B.1c)

Nearside Front Tyre worn close to the legal limit (4.1.E.2b)

Offside Front Tyre worn close to the legal limit (4.1.E.2b)

Offside Rear Front constant velocity joint gaiter deteriorated (2.5.C.1a)

How Reliable is the Mercedes-benz 420?

Based on 24,311 MOT tests across 2,343 vehicles.

75.7%
Pass Rate
809
Miles/Year
40
Year Lifespan
2,343
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 647
Brake pipe excessively corroded 577
Tyre tread depth below requirements of 1.6mm 565
brake binding 530
Windscreen wiper does not clear the windscreen effectively 479
Full Mercedes-benz 420 reliability report

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CXI 971 is a 1989 Mercedes-benz 420 in Blue with a 4,196cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 69.2%.

Across all 1989 Mercedes-benz 420 models, the average MOT pass rate is 78.1% with a typical mileage of 104,245 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 Mercedes-benz 420 fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 647 recorded failures. If you're considering buying CXI 971, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz 420 typically stays on UK roads for around 40 years. At 37 years old, this Mercedes-benz 420 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of CXI 971?

You can check the full history of CXI 971 by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CXI 971 registered?

CXI 971 is a 1989 Mercedes-benz 420, first registered on 31 December 1989.

Is CXI 971 safe to buy?

The MOT history for CXI 971 shows 26 tests with a 69.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CXI 971 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 CXI 971. 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.