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P0440 Diagnostic Trouble Code Discussion for September 2011

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2001 Toyota Tacoma DLX 2.7L Poor Idle Quality, High Idle VIN: 5TEPM62N41
P0440: EVAP system leak detected. Your help would be greatly appreciated on this Toyota. When it first came to us, it was idling so high it was hitting rev limiter and surging up & down. We initially removed Throttle position sensor & ensured it had been installed properly. Smoke teste...
September 14, 2011