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P0234 Diagnostic Trouble Code Discussion for October 2005

Turbocharger Engine Overboost

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Trouble Ticket Help Requests for DTC P0234
Help Request Posted
2002 Volkswagen Beetle GLS 1.9L low power VIN: 3VWCP21CX2
P0234: overboost intermittant. Question 1 how dose the ecu know the boost pressure? I cant find a map anywhere? Question 2 what is the most likely cause of the code The wastgate valve moves as it should with activations using vag-com. If the problem is in the turbo assymbly, do we have to r...
October 14, 2005