OBD Guide

P141F

Catalyst Temperature Sensor 1 / 2 Correlation Bank 2

P141F is an OBD-II diagnostic trouble code meaning: Catalyst Temperature Sensor 1 / 2 Correlation Bank 2. Common causes: malfunction of the catalyst temperature sensor, 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
  • Deterioration of vehicle dynamics
  • Increased fuel consumption
  • Unstable engine operation at idle
  • Increased level of harmful emissions

Causes

  • Malfunction of the catalyst temperature sensor
  • Open or short circuit in the sensor circuit
  • Wiring harness damage
  • 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 connectors
  3. Measure sensor resistance
  4. Check the performance of the catalytic converter
  5. If necessary, replace faulty components

Related codes

FAQ

What does the P141F code mean?

P141F is an OBD-II diagnostic trouble code that indicates: Catalyst Temperature Sensor 1 / 2 Correlation Bank 2

What causes a P141F error code?

The most common causes of P141F include: Malfunction of the catalyst temperature sensor; Open or short circuit in the sensor circuit; Wiring harness damage; Malfunction of the catalytic converter.

How do I fix a P141F diagnostic trouble code?

To fix P141F: Check the condition of the catalyst temperature sensors. Check the integrity of wiring and connectors. Measure sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P141F?

Yes, but get it checked soon

How much does it cost to fix P141F?

The estimated repair cost for P141F is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat