OBD Guide

P1167

Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2

P1167 is an OBD-II diagnostic trouble code meaning: Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2. Common causes: rear oxygen sensor malfunction, air leak in exhaust system. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Deterioration in fuel consumption
  • Reduced engine power
  • Unstable operation at idle
  • Possible jerking when moving

Causes

  • Rear oxygen sensor malfunction
  • Air leak in exhaust system
  • Problems with the catalytic converter
  • Malfunction of fuel injectors (overflow)
  • Damage to the wiring to the sensor

How to Fix

  1. Check the condition of the oxygen sensor
  2. Inspect the exhaust system for leaks
  3. Check the operation of the catalytic converter
  4. Test fuel injectors
  5. Check the integrity of wiring and connectors

Related codes

Error P1167 by Vehicle Brand

FAQ

What does the P1167 code mean?

P1167 is an OBD-II diagnostic trouble code that indicates: Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2

What causes a P1167 error code?

The most common causes of P1167 include: Rear oxygen sensor malfunction; Air leak in exhaust system; Problems with the catalytic converter; Malfunction of fuel injectors (overflow).

How do I fix a P1167 diagnostic trouble code?

To fix P1167: Check the condition of the oxygen sensor. Inspect the exhaust system for leaks. Check the operation of the catalytic converter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1167?

Yes, but get it checked soon

How much does it cost to fix P1167?

The estimated repair cost for P1167 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat