P0197low severityPowertrain

Engine Oil Temperature Sensor Circuit Low

on 2007 Mercedes-Benz S65 AMG 6.0L V12 BiTurbo M275 ยท RWD

What this code means

Low voltage from the engine oil temperature sensor.

Symptoms

  • Check Engine Light
  • High oil temp reading displayed

Common causes

  • Short to ground
  • Faulty sensor

Diagnostic steps

  1. Test voltage
  2. Check for shorts

Repair notes

Repair or replace.

Other Powertrain codes on this vehicle

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