OBD Guide

P1182

Linear Oxygen Sensor Reference Voltage Short To Ground

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Increased fuel consumption
  • Unstable engine idling
  • Reduced engine power
  • Dips during acceleration

Causes

  • Damage to the wiring to the oxygen sensor
  • Short circuit in wiring harness
  • Malfunction of the oxygen sensor itself
  • Problems with sensor connectors
  • Corroded contacts or damaged wire insulation

How to Fix

  1. Visual inspection of the oxygen sensor wiring and connectors
  2. Checking the resistance and continuity of the sensor circuit
  3. Checking for a short circuit to ground
  4. Replacing damaged wires or connectors
  5. Replacing a faulty oxygen sensor if necessary

Related codes

Error P1182 by Vehicle Brand