DTC U2105 Chevrolet

Knock Sensor 1 Circuit Low Input (Bank 1)

Knock Sensor 1 Circuit Low Input (Bank 1)

Description

Engine speed, gt; 1960 RPM ECT, gt; 39° C Engine load, gt; 30%

Cause and Solution

Check for signal, voltage and groundCheck harness for open or short and connectors for damageReplace KS sensorReplace ECM

Video Guide

Duration: PT3M46S | Uploaded: 2020-08-13

Diagnostic Info

  • DTC Code: U2105
  • Brand: Chevrolet
Back to Blog