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P0221 Diagnostic Trouble Code Discussion for August 2010

Throttle Position Sensor 2 Circuit Performance


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Trouble Ticket Help Requests for DTC P0221
Help Request Posted
2005 Volkswagen Jetta 2.5 2.5L EPC, MAF, Throttle B VIN: 3VWRF71K25
Errors started in July 2010. Replaced throttle body and cleared codes. DTC Codes returned one week later. Same codes as listed above. Cleaned MAF and cleared codes. Car drove fine for another week and codes returned. Replaced MAF sensor and DTC codes are sti...
August 27, 2010
2005 Volkswagen Jetta 2.5 2.5L EPC, MAF, Throttle B VIN: 3VWRF71K25
Errors started in July 2010. Replaced throttle body and cleared codes. DTC Codes returned one week later. Same codes as listed above. Cleaned MAF and cleared codes. Car drove fine for another week and codes returned. Replaced MAF sensor and DTC codes are sti...
August 27, 2010