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How did you get this code .with a scan tool or manually ..
okay so this is a transfer case code ?
And what issue are you having ?
please explain problem also please
Okay not sure on your model will opt out and see if another expert can help you .
Hi, My name is ***** ***** for the delay.
I will do my best to assist you.
i will give you a wire diagram and tests for the 21 code,,
i would think that you either have bad wiring or the computer itself is bad,,sense the solice you have wont read it,,it may in fact be the cecu
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