OBD Guide

U0266

Lost Communication With Image Processing Sensor B

U0266 is an OBD-II diagnostic trouble code meaning: Lost Communication With Image Processing Sensor B. Common causes: broken or damaged wires to the sensor, imaging sensor b fault. Estimated repair cost: $56–278.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Disabling driver assistance systems
  • Dashboard warning
  • Surround cameras do not work
  • Errors in the traffic sign recognition system

Causes

  • Broken or damaged wires to the sensor
  • Imaging sensor B fault
  • Problems with connectors
  • Malfunction of the driver assistance system ECU
  • Sensor power problems

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Inspect connectors for corrosion
  3. Check the power supply and ground of the sensor
  4. Scan the sensor for errors
  5. Replace sensor if necessary

Related codes

Error U0266 by Vehicle Brand

FAQ

What does the U0266 code mean?

U0266 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Image Processing Sensor B

What causes a U0266 error code?

The most common causes of U0266 include: Broken or damaged wires to the sensor; Imaging sensor B fault; Problems with connectors; Malfunction of the driver assistance system ECU.

How do I fix a U0266 diagnostic trouble code?

To fix U0266: Check the integrity of the wiring to the sensor. Inspect connectors for corrosion. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0266?

Yes, but get it checked soon

How much does it cost to fix U0266?

The estimated repair cost for U0266 is $56–278. Actual cost depends on your vehicle, location, and labor rates.

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