The ask an MOT tester thread

The ask an MOT tester thread

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Discussion

wolf1

3,081 posts

251 months

Thursday 17th February 2022
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It will only fail if it significantly affects the drivers view. That thick solid section at the top of the screen will get him a fail as it's in the swept area.

Captain Answer

1,355 posts

188 months

Thursday 17th February 2022
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If a vehicle has a battery under the seat do you just assume it is secured during the MOT?? I can't see it being feasible to check this like you would under the bonnet

wolf1

3,081 posts

251 months

Thursday 17th February 2022
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Captain Answer said:
If a vehicle has a battery under the seat do you just assume it is secured during the MOT?? I can't see it being feasible to check this like you would under the bonnet
Depends on the vehicle. Most are easily accessible by moving the seat forward or if such a mechanism is fitted tilting the base up into the service position.

mk2 24v

649 posts

165 months

Thursday 17th February 2022
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FatboyKim said:
There seems to be an obsession with 'chameleon tint' (as the kids call them) windscreen lately. Basically people tinting their screen purple to get the look of infrared-reflective windscreens which are standard on certain more expensive cars. Porsche Cayenne, Merc S-Class, etc.

Ok fine, if that's what floats your boat, but this braindead individual has taken it further and applied an opaque sun strip to almost 50% of his windscreen, one assumes he's been watching too much GT3 racing.

Any problem for an MOT test?



There might be something for film applied to the windscreen. As if the front door glass is too heavily tinted it is a fail.
And the black sunstrip would definitely be taking the piss with its thickness for MOT (and plod getting the raging hump with both on the screen)

mikeyr

3,118 posts

194 months

Friday 18th February 2022
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Jeez, that car looks like Lightning McQueen in his emo phase

cuprabob

14,740 posts

215 months

Friday 18th February 2022
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mikeyr said:
Jeez, that car looks like Lightning McQueen in his emo phase
Ka-chow smile

anonymous-user

55 months

Friday 18th February 2022
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wolf1 said:
It will only fail if it significantly affects the drivers view. That thick solid section at the top of the screen will get him a fail as it's in the swept area.
Would it still fail if shorter wiper arms/blades were fitted? smile

oldagepensioner

364 posts

29 months

Friday 18th February 2022
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Athlon said:
Lots are poor nowadays, Fiesta's and other Fords, Peugeot's have gone from being indestructible to poor, Japanese stuff tends to be pretty good on the body but the bolted on bits rust badly
I know its not really modern but you do see a lot of xsara picasso,s with rusted front sill panels.

CarlosFandango11

1,921 posts

187 months

Friday 18th February 2022
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A mark 3 MX5 has two cats, one next to the manifold and one in the midsection of the exhaust.

If you remove the one next to the manifold, and it passes the emissions, should this fail the MOT?

If it should fail the MOT, how likely is it that the person doing the MOT would notice this and fail the MOT?

Thanks.

Edited by CarlosFandango11 on Friday 18th February 16:16

mk2 24v

649 posts

165 months

Friday 18th February 2022
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CarlosFandango11 said:
A mark 3 MX5 has two cat, one next to the manifold and one in the midsection of the exhaust.

If you remove the one next to the manifold, and it passes the emissions, should this fail the MOT?

If it should fail the MOT, how likely is it that the person doing the MOT would notice this and fail the MOT?

Thanks.
In theory, it should be fine. But the likelihood is removing the cat between lambda sensors will throw the ECU in to hissy fit mode and flag a fault code silly

Accelebrate

5,252 posts

216 months

Friday 18th February 2022
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mk2 24v said:
In theory, it should be fine. But the likelihood is removing the cat between lambda sensors will throw the ECU in to hissy fit mode and flag a fault code silly
This is usually resolved by coding that sensor out, or moving it after the second cat by welding a bung onto the midpipe and extending the wiring.

IIRC under the new rules removing an emission control device should technically be a fail, regardless of the actual readings. From hanging around in MX5 groups I've seen a couple of posts from people who have come up against testers who enforce this, but the vast majority seem to have no issues.

On my own car I found that it didn't pass quite as easily as the internet suggested it would running with just the midpipe cat, it needs to be quite warm. The tester I usually take it to doesn't seem to care about the single cat, and seems happy to get it nice and toasty before commiting his readings.

.:ian:.

1,951 posts

204 months

Sunday 20th February 2022
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Both rear tyres "cut to cords" ?




magpie215

4,422 posts

190 months

Sunday 20th February 2022
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.:ian:. said:
Both rear tyres "cut to cords" ?



They look fairly worn too....I'd be replacing

Dwh8611

148 posts

53 months

Monday 28th February 2022
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Hi all
I have changed my halogen headlights for some Led bulbs which makes my old car look a bit more modern. Unfortunately with the canbus the car is showing a bulb out dash warning light although no lights are out. Would this be an Mot fail?
Ps I know I could/should add resister or just put old bulbs back in before mot but do I need to or would it just be an advisory?

Many thanks

Divieto di Sosta

4,404 posts

80 months

Monday 28th February 2022
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There's a thread about a bloke pulled for excessively tinted front side windows , does an MOT tester have the same

testing equipment that the police have , to check the % of light that the windows allow through ?

Thanks .

Athlon

Original Poster:

5,034 posts

207 months

Monday 28th February 2022
quotequote all
Dwh8611 said:
Hi all
I have changed my halogen headlights for some Led bulbs which makes my old car look a bit more modern. Unfortunately with the canbus the car is showing a bulb out dash warning light although no lights are out. Would this be an Mot fail?
Ps I know I could/should add resister or just put old bulbs back in before mot but do I need to or would it just be an advisory?

Many thanks
If the lights work they work, bulb warning lamps are not of interest to us.

LED bulbs in Halogen lamps however, is going to get you a fail!

Athlon

Original Poster:

5,034 posts

207 months

Monday 28th February 2022
quotequote all
Divieto di Sosta said:
There's a thread about a bloke pulled for excessively tinted front side windows , does an MOT tester have the same

testing equipment that the police have , to check the % of light that the windows allow through ?

Thanks .
No, that's a construction and use issue. We can fail if the tint is dark enough to affect your vision of the mirrors.

Divieto di Sosta

4,404 posts

80 months

Monday 28th February 2022
quotequote all
Athlon said:
Divieto di Sosta said:
There's a thread about a bloke pulled for excessively tinted front side windows , does an MOT tester have the same

testing equipment that the police have , to check the % of light that the windows allow through ?

Thanks .
No, that's a construction and use issue. We can fail if the tint is dark enough to affect your vision of the mirrors.
Thanks , I thought that was the case ,but I've never had a car needing the side windows testing for this .

Dwh8611

148 posts

53 months

Monday 28th February 2022
quotequote all
Athlon said:
Dwh8611 said:
Hi all
I have changed my halogen headlights for some Led bulbs which makes my old car look a bit more modern. Unfortunately with the canbus the car is showing a bulb out dash warning light although no lights are out. Would this be an Mot fail?
Ps I know I could/should add resister or just put old bulbs back in before mot but do I need to or would it just be an advisory?

Many thanks
If the lights work they work, bulb warning lamps are not of interest to us.

LED bulbs in Halogen lamps however, is going to get you a fail!
Thanks for response. I think I will just change em back.

FatboyKim

2,309 posts

31 months

Tuesday 1st March 2022
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Athlon said:
If the lights work they work, bulb warning lamps are not of interest to us.

LED bulbs in Halogen lamps however, is going to get you a fail!
Not true, it would seem. I've had LED bulbs in the units of my Panda (halogen headlamps) for over 3 years now. Passed every year with no problem at the same testing station (local council testing station, testing all their vehicles).

They are decent bulbs, Philips if I remember correctly, so don't give a bulb out warning and obviously the adjustment level still operates fine.