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I have code P0864 on a 2007 Volkswagen Passat Wagon, what is that? Thanks in advance...Steve

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I have code P0864 on a 2007 Volkswagen Passat Wagon, what is that? Thanks in advance...Steve

Vehicle: 2007 Volkswagen Passat Wagon 2.0L

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Best answer
Hi there

The code means TCM communication circuit/range performance.

The tcm is having issues communicating. This could be caused by a bad tcm, the wiring to the tcm or a bad ecm
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P0864 Volkswagen Code - TCM Communication Circuit Range/Performance
Read more: https://www.autocodes.com/p0864_volkswagen.html

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