OBD Guide
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U11F1

Lost Communication With Right Impact Pressure Sensor

U11F1 is an OBD-II diagnostic trouble code meaning: Lost Communication With Right Impact Pressure Sensor. Common causes: open or short circuit in wiring harness, malfunction of the right shock pressure sensor. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light is on
  • The safety system may not work in an accident
  • Diagnostic system memory error
  • Possible problems with other security systems

Causes

  • Open or short circuit in wiring harness
  • Malfunction of the right shock pressure sensor
  • Connector problems or contact corrosion
  • SRS module malfunction

How to Fix

  1. Diagnose the SRS system
  2. Check the integrity of the wiring harness to the sensor
  3. Check contacts and connectors for corrosion
  4. If necessary, replace the shock pressure sensor
  5. Repair only from an authorized dealer

Related codes

U11F0U11F2U11F3

FAQ

What does the U11F1 code mean?

U11F1 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Right Impact Pressure Sensor

What causes a U11F1 error code?

The most common causes of U11F1 include: Open or short circuit in wiring harness; Malfunction of the right shock pressure sensor; Connector problems or contact corrosion; SRS module malfunction.

How do I fix a U11F1 diagnostic trouble code?

To fix U11F1: Diagnose the SRS system. Check the integrity of the wiring harness to the sensor. Check contacts and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U11F1?

Do not drive — repair immediately

How much does it cost to fix U11F1?

The estimated repair cost for U11F1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat