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P2240 Diagnostic Trouble Code Discussion for October 2011

Heated Oxygen Sensor (Bank 2 Sensor 1) Pumping Current Control Circuit

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Trouble Ticket Help Requests for DTC P2240
Help Request Posted
2008 Toyota Highlander 3.5L Misfire, MIL Lamp on VIN: JTEES41A58
P2240: Sensor pumping current bank 2 sensor 1. Car runs great until you accelerate hard then the ses blinks and misses and low perf. Turn key off and restart runs fine until you accelerate hard then runs poor again with above codes. Nothing in iatn or mitchell. Any toyota techs out there that can help me o...
October 07, 2011