OBD Guide

U146E

Implausible Data Received From Left C-Pillar Impact Acceleration Sensor

U146E is an OBD-II diagnostic trouble code meaning: Implausible Data Received From Left C-Pillar Impact Acceleration Sensor. Common causes: malfunction of the shock sensor in the left c-pillar, damage to the wiring to the 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 security system displays an error when diagnosing
  • Possible false deployment of airbags
  • The error may be accompanied by other security codes

Causes

  • Malfunction of the shock sensor in the left C-pillar
  • Damage to the wiring to the sensor
  • Poor contact in the sensor connector
  • Sensor contact corrosion
  • Problems with the security control unit

How to Fix

  1. Conduct security system diagnostics
  2. Check the integrity of the wiring to the sensor
  3. Inspect the sensor connector and contacts
  4. If necessary, replace the shock sensor
  5. Repair only from an authorized dealer

Related codes

FAQ

What does the U146E code mean?

U146E is an OBD-II diagnostic trouble code that indicates: Implausible Data Received From Left C-Pillar Impact Acceleration Sensor

What causes a U146E error code?

The most common causes of U146E include: Malfunction of the shock sensor in the left C-pillar; Damage to the wiring to the sensor; Poor contact in the sensor connector; Sensor contact corrosion.

How do I fix a U146E diagnostic trouble code?

To fix U146E: Conduct security system diagnostics. Check the integrity of the wiring to the sensor. Inspect the sensor connector and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U146E?

Do not drive — repair immediately

How much does it cost to fix U146E?

The estimated repair cost for U146E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat