Fixed with genuine Toyota Air Filter.
seems normal and no MIL check engine light.
>
> Following are Readiness Test Results extracted via a scan tool, captured
> data attached in text format with .CSV extension for Microsoft Excel to
> import.
>
> MIL Status Off
> Misfire Monitor Completed
> Fuel System Monitor Completed
> Comprehensive Component Completed
> Catalyst Completed
> Heated Catalyst Not Supported
> Evaporative System Not Supported
> Secondary Air System Not Supported
> A/C Refrigerant Not Supported
> O2 Sensor Completed
> O2 Sensor Heater Completed
> EGR System Completed
>
> I've replaced O2 sensors, EGR valve and EGR temp. sensor last December
which
all were faulty. I've also replaced fuel filter on engine side and cleaned
> throttle body last January.
>
> When I turn on A/C or fan the engine load increases few points and
> acceleration improves. An observation on air flow rate versus Throttle
> Position sounds like TPS reading is not in sync with air flow rate.
>
> Any suggestions on what might be causing hesitation on acceleration?
>
> Thanks to all
>
>
>