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Pictured below is the circuit board of the instrument cluster on my 2006 Toyota Yaris. The clock does not work and an electrician told me that the 4 transistors below were burnt and needed to be replaced. How can I find out what kind of transistors they are? I can't find any information how to identify them.

Electrician told that 4 of them were burned - MK 5X. He says it's easy to replace them, but you have to know what they are. I called Toyota and they did't know. They just offered new instrument panel for 300+ Eur, but these transistors cost around 1 Euro. :D 4 of them are bad, red square was drawn before they were tested.

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0utf1t
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2 Answers2

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Thanks everyone for reply!

I gave this to one electrician and he told but that 4 of them are burned. And he wanted quite a lot for replacement only because he knows what kind there are. Also I found topic with the same problem and the guy replaced them and clock was working, only he got these transistors from same circuit board.

This is the topic.

Dashboard clock goes off

0utf1t
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They are 22 ohm chip (or surface mount) resistors not transistors.

They may not be bad, Toyota Corollas had issues with the solder joint and you may only need to reheat the joint, or possibly need to add solder to them. See this YouTube video on repairing the Corolla.