OBD Guide

P141E

Catalyst Temperature Sensor 1 / 2 Correlation Bank 1

P141E is an OBD-II diagnostic trouble code meaning: Catalyst Temperature Sensor 1 / 2 Correlation Bank 1. Common causes: faulty catalyst temperature sensor 1 or 2, open or short circuit in the sensor circuit. 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
  • Reduced engine power
  • Increased fuel consumption
  • Unstable engine idling
  • Changing the exhaust sound

Causes

  • Faulty catalyst temperature sensor 1 or 2
  • Open or short circuit in the sensor circuit
  • Poor contact in sensor connectors
  • Malfunction of the catalytic converter
  • Problems with the engine control unit

How to Fix

  1. Check the condition of the catalyst temperature sensors
  2. Check the integrity of wiring and contacts
  3. Clean or replace sensor connectors if necessary
  4. Replace faulty temperature sensor
  5. Check the condition of the catalytic converter

Related codes

FAQ

What does the P141E code mean?

P141E is an OBD-II diagnostic trouble code that indicates: Catalyst Temperature Sensor 1 / 2 Correlation Bank 1

What causes a P141E error code?

The most common causes of P141E include: Faulty catalyst temperature sensor 1 or 2; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Malfunction of the catalytic converter.

How do I fix a P141E diagnostic trouble code?

To fix P141E: Check the condition of the catalyst temperature sensors. Check the integrity of wiring and contacts. Clean or replace sensor connectors if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P141E?

Yes, but get it checked soon

How much does it cost to fix P141E?

The estimated repair cost for P141E is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat