OBD Guide

P2481

Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 5

P2481 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 5. Common causes: open or short circuit in the egt sensor circuit, poor contact in the sensor connector. 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 Is On
  • Possible problems with particulate filter regeneration (for diesel engines)
  • Reduced engine power
  • Increased fuel consumption
  • Rough engine idling

Causes

  • Open or short circuit in the EGT sensor circuit
  • Poor contact in the sensor connector
  • Malfunction of the exhaust gas temperature sensor itself
  • Wiring Harness Problems
  • Engine control unit malfunction

How to Fix

  1. Check the continuity of the EGT sensor circuit
  2. Inspect the connectors and contacts of the sensor for oxidation or damage
  3. Check the sensor resistance (compare with factory parameters)
  4. If necessary, replace the exhaust gas temperature sensor
  5. Check the operation of the system after repair

Related codes

Error P2481 by Vehicle Brand

FAQ

What does the P2481 code mean?

P2481 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 5

What causes a P2481 error code?

The most common causes of P2481 include: Open or short circuit in the EGT sensor circuit; Poor contact in the sensor connector; Malfunction of the exhaust gas temperature sensor itself; Wiring Harness Problems.

How do I fix a P2481 diagnostic trouble code?

To fix P2481: Check the continuity of the EGT sensor circuit. Inspect the connectors and contacts of the sensor for oxidation or damage. Check the sensor resistance (compare with factory parameters). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2481?

Yes, but get it checked soon

How much does it cost to fix P2481?

The estimated repair cost for P2481 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat