MOT reliability

Vauxhall Signum

Q: Is the Vauxhall Signum reliable?

Across 16,894 Vauxhall Signum vehicles in our MOT data, 69% pass the MOT (a 31% failure rate), with about 2.3 faults or advisories recorded per test.

Q: What is the average mileage of a Vauxhall Signum?

The typical Vauxhall Signum in our data has covered around 127,959 miles.

16,894 vehicles · 245,095 completed MOT tests analysed

69%

MOT pass rate

Based on 16,894 Vauxhall Signum vehicles and 245,095 completed MOT tests, the Vauxhall Signum has an overall 69% pass rate, with an average recorded mileage of 127,959 miles.

16,894

Vehicles

245,095

MOT tests

9,625

Avg miles / year

2.3

Faults per test

Dangerous-fault share

Vauxhall Signum problem areas

Where faults occur most across all Vauxhall Signum MOT tests:

Other94%
Tyres, wheels & suspension8%
Brakes7%
Emissions & nuisance3%
Seatbelts & equipment3%
Steering3%
Lamps & electrical3%
Body & structure2%

Vauxhall Signum pass rate by age

How the Vauxhall Signum's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)	Tests	Pass rate
1	24	96%
2	554	80%
3	20,490	82%
4	21,549	78%
5	22,563	73%
6	23,020	70%
7	23,146	68%
8	22,799	67%
9	21,793	65%
10	20,122	65%
11	17,841	65%
12	14,800	65%
13	11,354	65%
14	8,042	65%
15	5,753	66%
16	3,971	66%
17	2,892	67%
18	2,050	67%
19	1,284	69%
20	665	68%

Fuel types: Diesel (10,250), Petrol (6,628), LPG (15), Electric (1)

Most common Vauxhall Signum MOT faults

These are the faults and advisories recorded most often across Vauxhall Signum MOT tests:

Nearside Front Tyre worn close to the legal limit (4.1.E.1) (13,936 times)
Offside Front Tyre worn close to the legal limit (4.1.E.1) (13,671 times)
Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (11,745 times)
Offside Rear Tyre worn close to the legal limit (4.1.E.1) (11,482 times)
Play in steering rack inner joint(s) (6,303 times)
Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (5,505 times)
Child seat fitted not allowing full inspection of adult belt (5,451 times)
Rear Brake pad(s) wearing thin (3.5.1g) (5,360 times)
Oil leak (4,341 times)
Front Brake pad(s) wearing thin (3.5.1g) (4,225 times)
Offside Front Brake pipe slightly corroded (3.6.B.2c) (4,158 times)
Under-trays fitted obscuring some underside components (4,094 times)
Brake pipe slightly corroded (3.6.B.2c) (3,613 times)
Engine covers fitted obscuring some components in the engine bay (3,588 times)
Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (3,565 times)

Vauxhall Signum pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2012	1	13	92%	71,644
2011	5	80	78%	122,750
2010	4	47	74%	161,543
2009	2	16	62%	86,508
2008	100	1,469	71%	136,430
2007	1,601	23,640	71%	131,640
2006	3,564	52,817	71%	131,758
2005	3,522	51,800	69%	129,782
2004	5,343	76,373	68%	123,669
2003	2,749	38,820	68%	126,605
2002	1	15	60%	100,687

Vauxhall Signum reliability FAQ

Across 16,894 Vauxhall Signum vehicles in our MOT data, 69% pass the MOT (a 31% failure rate), with about 2.3 faults or advisories recorded per test.

The most frequently recorded Vauxhall Signum MOT issues are: Nearside Front Tyre worn close to the legal limit (4.1.E.1); Offside Front Tyre worn close to the legal limit (4.1.E.1); Nearside Rear Tyre worn close to the legal limit (4.1.E.1).

The typical Vauxhall Signum in our data has covered around 127,959 miles.

Compare the Vauxhall Signum

See how the Vauxhall Signum stacks up against other Vauxhall models on MOT reliability:

Signum vs Astra Signum vs Corsa Signum vs Vectra Signum vs Zafira

Check a specific Vauxhall Signum

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