DTC P3037 BMW

O2S Sensor Positive Current Control Circuit Open Circuit (Bank 1 Sensor 1)

O2S Sensor Positive Current Control Circuit Open Circuit (Bank 1 Sensor 1)

Description

Engine started, the fault criterion must remain present for over 2 seconds, the Lambda specification is outside three percent relative to Lambda = 1, and the closed loop lambda control is active.

Cause and Solution

Check plugs
Check wiring harness

Video Guide

Duration: PT4M | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P3037
  • Brand: BMW
Back to Blog