Parking sensors W204

Parking sensors W204

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steve-V8s

Original Poster:

2,910 posts

255 months

Sunday 15th August 2021
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Are all 4 rear parking sensors the same part ? Three of mine are A221542 0417 Q09 and one has the same initial number but ends with Q10.

They have three pins. Do they have a supply, 0v and output an analogue value or is it some sort of data ?