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-   -   Passenger side power fold mirror not working (https://www.the75andztclub.co.uk/forum/showthread.php?t=318436)

droidekafan 27th March 2022 16:42

Passenger side power fold mirror not working
 
Hi all. Just fitted a set of power fold mirrors to my 75. The driver side mirror works fine and folds but the passenger side mirror does nothing. It adjusts fine but just doesn't fold. Anyone have any advice on how to fix or diagnose the problem? Cheers

stevestrat 27th March 2022 17:20

All the wiring/connectors present at the passenger side? Two connectors, one for adjustment and heating, one for folding.

Yorkshire GOC 27th March 2022 18:08

Try this first using contact cleaner / pencil rubber :shrug:

https://www.the75andztclub.co.uk/for...d.php?t=233971

Yorkshire GOC 27th March 2022 18:09

If the board is not the problem it could be the mirror gears have packed up

https://www.ebay.co.uk/sch/i.html?_f...gears&_sacat=0

hogweed 27th March 2022 18:12

Quote:

Originally Posted by stevestrat (Post 2925893)
All the wiring/connectors present at the passenger side? Two connectors, one for adjustment and heating, one for folding.


What he said... you need a little 2-wire connector to take the power to the passenger side, and a lot of later cars (including mine) didn't have the twin cable which connected the two sides.


The wires are orange and orange/something else! Possibly red or black. Bit of a pig of a job, but doable, to install the wiring if it's not there - let us know ;)

droidekafan 27th March 2022 18:27

Quote:

Originally Posted by stevestrat (Post 2925893)
All the wiring/connectors present at the passenger side? Two connectors, one for adjustment and heating, one for folding.

Quote:

Originally Posted by hogweed (Post 2925899)
What he said... you need a little 2-wire connector to take the power to the passenger side, and a lot of later cars (including mine) didn't have the twin cable which connected the two sides.


The wires are orange and orange/something else! Possibly red or black. Bit of a pig of a job, but doable, to install the wiring if it's not there - let us know ;)


Yeh I swapped out the door looms on both sides. Bit of a job had to take both front doors off. Just the passenger side that's not working.

Quote:

Originally Posted by Yorkshire GOC (Post 2925897)
Try this first using contact cleaner / pencil rubber :shrug:

https://www.the75andztclub.co.uk/for...d.php?t=233971

Cheers I'll give that a go

droidekafan 27th March 2022 18:30

Quote:

Originally Posted by Yorkshire GOC (Post 2925898)
If the board is not the problem it could be the mirror gears have packed up

https://www.ebay.co.uk/sch/i.html?_f...gears&_sacat=0


How easy is it to change those gears? I have the later skullcap types.

stevestrat 27th March 2022 18:50

Quote:

Originally Posted by Yorkshire GOC (Post 2925897)
Try this first using contact cleaner / pencil rubber :shrug:

https://www.the75andztclub.co.uk/for...d.php?t=233971

Can't see dirty contacts being the problem if one is folding and the other isn't. More likely a problem with the mirror motor or wiring. Try applying power to the motor directly, the two wires are +ve and -ve, can't remember which is which. One polarity opens or folds the mirror, reversing the polarity moves it in the other direction.

If its the gears you should still hear the motor working.

Quote:

Originally Posted by droidekafan (Post 2925903)
How easy is it to change those gears? I have the later skullcap types.

There is a "how to" for changing the gears. Trebor who wrote the how to used to supply replacement gears but don't know if he still does.

Where did you get the mirrors and do you know if they were working correctly before you got them?

Yorkshire GOC 27th March 2022 18:52

Quote:

Originally Posted by droidekafan (Post 2925903)
How easy is it to change those gears? I have the later skullcap types.

Never done the job myself but have cleaned the circuit board 2 or 3 times over the years and it sorted non working powerfolds. :shrug:

But this tells how you do it on Bullets

https://www.the75andztclub.co.uk/for...d.php?t=157999

droidekafan 27th March 2022 18:55

Quote:

Originally Posted by stevestrat (Post 2925906)
Can't see dirty contacts being the problem if one is folding and the other isn't. More likely a problem with the mirror motor or wiring. Try applying power to the motor directly, the two wires are +ve and -ve, can't remember which is which. One polarity opens or folds the mirror, reversing the polarity moves it in the other direction.

If its the gears you should still hear the motor working.

There is a "how to" for changing the gears. Trebor who wrote the how to used to supply replacement gears but don't know if he still does.

Where did you get the mirrors and do you know if they were working correctly before you got them?


Got the mirrors from Tom Force, he said he tested them and they were working when I got them. I don't hear anything from the mirror when I press the button.



The voltage to the mirrors would just be straight 12V right?


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