OBD Guide
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U11A0

Lost Communication With Center Pedestrian Protection Satellite Acceleration Sensor

U11A0 is an OBD-II diagnostic trouble code meaning: Lost Communication With Center Pedestrian Protection Satellite Acceleration Sensor. Common causes: open or short circuit in wiring, acceleration sensor malfunction. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Error message on the dashboard
  • Pedestrian protection system may not work
  • Possible problems with other security systems

Causes

  • Open or short circuit in wiring
  • Acceleration sensor malfunction
  • Problems with the pedestrian protection ECU
  • Contact corrosion
  • Wiring harness damage

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Check sensor contacts for corrosion
  3. Test acceleration sensor
  4. Check the power supply and ground of the sensor
  5. Repair only from an authorized dealer

Related codes

U11A1U11A2

FAQ

What does the U11A0 code mean?

U11A0 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Center Pedestrian Protection Satellite Acceleration Sensor

What causes a U11A0 error code?

The most common causes of U11A0 include: Open or short circuit in wiring; Acceleration sensor malfunction; Problems with the pedestrian protection ECU; Contact corrosion.

How do I fix a U11A0 diagnostic trouble code?

To fix U11A0: Check the integrity of the wiring to the sensor. Check sensor contacts for corrosion. Test acceleration sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U11A0?

Limited driving only, diagnose soon

How much does it cost to fix U11A0?

The estimated repair cost for U11A0 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat