P0642 problem

can you tell me my hyundai starex show p0642 and cannot start the engine, what can i do?tq

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MercedesMedic made a comment.
7 months 3 weeks ago

Do you have any other codes? That code is too generic and simply says: Sensor Reference Voltage A Circuit Low

How old is the battery? Does the engine turn over?

 
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chuwyewsoon made a comment.
7 months 3 weeks ago

Hello mercedes, only show p0642,i check with all socket is ok and the battery less than one year,do you know how to settle?

 

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