OBD Guide

U059F

Invalid Data Received From NOx Sensor B

U059F is an OBD-II diagnostic trouble code meaning: Invalid Data Received From NOx Sensor B. Common causes: nox b sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Problems with passing technical inspection
  • Activating emergency engine operation

Causes

  • NOx B sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the engine control unit
  • Mechanical damage to wiring

How to Fix

  1. Check the integrity of the wiring to the NOx B sensor
  2. Check sensor connectors and contacts
  3. Test NOx B sensor with a multimeter
  4. Replace the faulty sensor if necessary
  5. Reset the error and check the system operation

Related codes

Error U059F by Vehicle Brand

FAQ

What does the U059F code mean?

U059F is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From NOx Sensor B

What causes a U059F error code?

The most common causes of U059F include: NOx B sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit.

How do I fix a U059F diagnostic trouble code?

To fix U059F: Check the integrity of the wiring to the NOx B sensor. Check sensor connectors and contacts. Test NOx B sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U059F?

Yes, but get it checked soon

How much does it cost to fix U059F?

The estimated repair cost for U059F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat