A/C code 21

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06-25-10, 09:09 AM

horent135

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A/C code 21

According to the book, it Code 21 - Open or Short in Solar Sensor Circuit.

Yes I did it in bright sunlight...

Anyone knows how can I fix this? My AC is not blowing cold..

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06-25-10, 10:40 AM

BostonSC4

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Code 21 I am 99.99999% positive is main o2 sensor...

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06-25-10, 11:12 AM

horent135

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I'm talking about the code off the climate control for seeing what wrong with your AC...

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