OBD Guide

P20E5

Exhaust Gas Temperature Sensor 1/2 Correlation Bank 2

P20E5 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor 1/2 Correlation Bank 2. Common causes: malfunction of temperature sensor egt 1 or 2 bank 2, damage to the wiring to the egt sensors. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine operation
  • Possible overheating of the catalyst

Causes

  • Malfunction of temperature sensor EGT 1 or 2 bank 2
  • Damage to the wiring to the EGT sensors
  • Poor contact in sensor connectors
  • Engine control module malfunction
  • Mechanical damage to sensors

How to Fix

  1. Check EGT sensor readings using a diagnostic scanner
  2. Inspect the wiring and sensor connectors for damage
  3. Check the resistance of the EGT sensors
  4. Replace faulty EGT sensor
  5. Clean or replace damaged wiring

Related codes

Error P20E5 by Vehicle Brand

FAQ

What does the P20E5 code mean?

P20E5 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor 1/2 Correlation Bank 2

What causes a P20E5 error code?

The most common causes of P20E5 include: Malfunction of temperature sensor EGT 1 or 2 bank 2; Damage to the wiring to the EGT sensors; Poor contact in sensor connectors; Engine control module malfunction.

How do I fix a P20E5 diagnostic trouble code?

To fix P20E5: Check EGT sensor readings using a diagnostic scanner. Inspect the wiring and sensor connectors for damage. Check the resistance of the EGT sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P20E5?

Yes, but get it checked soon

How much does it cost to fix P20E5?

The estimated repair cost for P20E5 is $33–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat