OBD Guide

P0160

O2 Sensor Circuit No Activity Detected Bank 2 Sensor 2

Severity: MEDIUM

Symptoms

  • Increased fuel consumption
  • Unstable engine operation
  • Check Engine Light Illuminates
  • Dips during acceleration

Causes

  • Open or short circuit in the sensor circuit
  • Oxygen sensor malfunction
  • Damage to the connector or wiring harness
  • Problems with power or grounding of the sensor
  • ECU malfunction

How to Fix

  1. Check the integrity of the sensor circuit (open circuit, short circuit)
  2. Check connectors and wiring harness for damage
  3. Check the power supply and grounding of the sensor
  4. Replace the oxygen sensor if necessary
  5. Check the operation of the computer

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