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What is this sensor and why is it covered in oil?

SquidgyB7421
SquidgyB7421
in Ford Fiesta Club

Featured Replies

Located on the side of the gearbox.

IMG_20250430_202119.jpg

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    • Author

    Its the reverse light switch, and im gonna guess i need my gearbox oil looked at... Cant be healthy.

  • Quote
    12 hours ago, SquidgyB7421 said:

    Its the reverse light switch, and im gonna guess i need my gearbox oil looked at... Cant be healthy.

    That does look grim but I think it's probably just picked up road grime over time.

    As manual gear oil isn't pressurised, I don't think it will have penetrated the loom as it does with VCT solenoids.  So just a new switch and a bit of degreaser should be all that's needed here.

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    • Like 1

    My car failed on its MOT yesterday with "Reversing lamp inoperative". Bulbs were ok but the the reversing light switch looked exactly like this!

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    • Like 1
    1 hour ago, Deazel said:

    My car failed on its MOT yesterday with "Reversing lamp inoperative".

    Unlucky. If your car was before September 2009 you would have got away with it.

  • Quote
    • Author

    Well those who have read my other threads will know its not my only problem so maybe renewing the gearbox oil might be a healthy option anyway. Im still confused by my main issue.

  • Quote

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