DTC P0133, P0138, P0152 Or DTC P0153: Notes

WARNING: This page is about a different car, the 2003 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.

Code Definition

DTC P0133: Upstream HO2S-11 - Bank 1 On 3.0L Or Front On 2.0L - Less Than Calibrated Limit
DTC P0138: Upstream HO2S-11 - Bank 1 On 3.0L Or Front On 2.0L - Less Than Calibrated Limit
DTC P0152: Upstream HO2S-21 - Bank 2 - Less Than Calibrated Limit
DTC P0153: Upstream HO2S-21 - Bank 2 - Less Than Calibrated Limit