C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Code 43 and 32

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Old 06-27-2002, 05:31 PM
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Stevebra
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Default Code 43 and 32

I scanned a code 43 and 32 in the computer today. Any suggestions on where to start looking? Thanks
Old 06-27-2002, 05:35 PM
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vader86
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Default Re: Code 43 and 32 (Stevebra)

43 is the knock sensor circuit, you may have to replace the knock sensor itself
32 is EGR solenoid usually
Old 06-27-2002, 06:30 PM
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EricVonHa
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Default Re: Code 43 and 32 (Stevebra)

That code 43 is probably just a knock sensor. Could also be a wiring issue. If the car has high(er) mileage, there could be silt, dirt or whatever in and around the head of the sensor and connector. Squeeze the connector and pull it off and give everything a good cleaning. If all else fails, the knock sensors are easy to replace and if I remember correctly go for ~$30.00 each. Change the coolant while you're at it! This is the best time to do it as you'll get much more out of the block with less hassle while the knock sensors are out.

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