Originally Posted by berryj
I'm also getting a P1153 insufficient switching on my O2 sensor. Is that also the Passenger side? Thanks for info.
P1153 = HO2S SYSTEM -TOO FEW HO2S R/L AND L/R SWITCHES (BANK 2, SENSOR 1)
The DTC determines if the HO2S sensor is functioning properly by monitoring the number of L/R and R/L switches.