P1133 Subaru -

Question

I have a huge lag before acceleration when hitting the gas pedal. The more floored the pedal is the more it lags or bogs down. Occasionally acceleration kicks in and all of a sudden the car will speed up. Will this code cause lack of power or acceleration?

Answer 1

P1133 Front oxygen sensor (A/F) sensor heater circuit high input

Yes it can it can affect the main relay which also control the fuel pump relay.