OBD Guide

P0547

Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1

P0547 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1. Common causes: open or short circuit in the egt sensor circuit, exhaust gas temperature sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine operation at idle

Causes

  • Open or short circuit in the EGT sensor circuit
  • Exhaust gas temperature sensor malfunction
  • Poor contact or corrosion in the sensor connector
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check the integrity of the EGT sensor wiring harness
  2. Check the resistance and voltage of the EGT sensor
  3. Clean or replace the sensor connector if necessary
  4. Replace the exhaust gas temperature sensor if it is faulty
  5. Check and replace ECU if necessary

Related codes

Error P0547 by Vehicle Brand

FAQ

What does the P0547 code mean?

P0547 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1

What causes a P0547 error code?

The most common causes of P0547 include: Open or short circuit in the EGT sensor circuit; Exhaust gas temperature sensor malfunction; Poor contact or corrosion in the sensor connector; Engine control unit (ECU) malfunction.

How do I fix a P0547 diagnostic trouble code?

To fix P0547: Check the integrity of the EGT sensor wiring harness. Check the resistance and voltage of the EGT sensor. Clean or replace the sensor connector if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0547?

Limited driving only, diagnose soon

How much does it cost to fix P0547?

The estimated repair cost for P0547 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat