OBD Guide

P2472

Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 4

P2472 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 4. Common causes: open or short circuit in the egt sensor circuit, poor contact in the sensor connector. Estimated repair cost: $39–94.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$39–94 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine idling
  • Problems with the exhaust gas recirculation (EGR) system

Causes

  • Open or short circuit in the EGT sensor circuit
  • Poor contact in the sensor connector
  • Malfunction of the exhaust temperature sensor itself
  • Damage to wiring harness due to high temperature
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check the continuity of the EGT sensor circuit (open/short circuit)
  2. Inspect the connectors and contacts of the sensor for oxidation
  3. Check the resistance of the exhaust temperature sensor
  4. Replace EGT sensor if necessary
  5. Check the functionality of the system after repair

Related codes

Error P2472 by Vehicle Brand

FAQ

What does the P2472 code mean?

P2472 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 4

What causes a P2472 error code?

The most common causes of P2472 include: Open or short circuit in the EGT sensor circuit; Poor contact in the sensor connector; Malfunction of the exhaust temperature sensor itself; Damage to wiring harness due to high temperature.

How do I fix a P2472 diagnostic trouble code?

To fix P2472: Check the continuity of the EGT sensor circuit (open/short circuit). Inspect the connectors and contacts of the sensor for oxidation. Check the resistance of the exhaust temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2472?

Yes, but get it checked soon

How much does it cost to fix P2472?

The estimated repair cost for P2472 is $39–94. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat