P1051 impact on fuel consumption

Question

Hello,
I'd like to know if code P1051 has an impact on fuel consumption? Tks

Answer 1

HI there

This code is for the heater circuit on the bank 1 O2 sensor. This doesn't typically have any major impact on fuel consumption. Basically the heater is there to heat the O2 sensor until the exhaust is up to temp. Normally it's not on all that long