Volkswagen Routan 2011–2013 — technical service bulletin
Bulletin TB151405 · NHTSA communication 10241332 · issued Nov 12, 2014
Technical service bulletin
communication type
Engine
component
2011–2013
model years
3
vehicle entries
Official summary
MIL ON, DTCs P0300, P0302, P0304 or P0306 Stored in ECM Fault Memory
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.