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Re: 2009 Mazda CX7 GDI 2.3 turbo over fuelling
Posted to Technical Discussion Forum on 1/29/2021

I'm just applying general information here but:

I recommend you monitor the Pedal position sensors and TPS 1&2 readings. Sounds like a glitch in one of the sensor is commanding injectors on full time.

These drive by wire system are tricky to diagnose.

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