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P203B - What's the problem?

Have P203B code on 2010 Touareg tdi 2010. Don't know cause

P203b = Reductant Level Sensor Circuit Range/Performance

Vehicle: 2010 VW, Touareg, 3.0L tdi
asked Jan 17, 2013 by anonymous
edited Jan 17, 2013

1 Answer

Well.  This is code for "low tank".  After 10L added, all is good with the enormous adblue tank!!  Check engine light is off.
answered Jan 18, 2013 by anonymous
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