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P0402 Diagnostic Trouble Code Discussion for November 2010

EGRC-BPT Valve Function

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Trouble Ticket Help Requests for DTC P0402
Help Request Posted
2000 Toyota Tacoma Pre Runner 2.7L MIL Lamp on VIN: 5TESM92N0Y
P0402: Excessive EGR Flow Detected. Truck Came in with p0402 EGR Excessive Flow Code. VSV Solenoid opens and closes properly. EGR Gets Vacuum and Opens and Closes. Engine Doesnt hesistate,shutter,or Stall. FuelTrim Longnever outside 7 short never much outside 3-4. Temp rises 315 on long cruise w...
November 19, 2010