DTC B270B Infiniti

O2S-11 (Bank 1 Sensor 1) Circuit High Input

O2S-11 (Bank 1 Sensor 1) Circuit High Input

Description

DTC P0106-P0108, P0117-P0118, P0121-P0123, P0201-P0204, P0171, P0172, P0201-P0204, P0300, P0336, P0337, P0351, P0352, P0402-P0406, P0506, P0507, P1404, P1441 and P1627 not set, ECT sensor over 140ºF, engine running in closed loop, A F ratio from 14.5-14.8

Video Guide

Duration: PT3M50S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: B270B
  • Brand: Infiniti
Back to Blog