OBD Guide
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B142E

Forward Looking Sensor Horizontal Alignment Alignment or Adjustment Incorrect

B142E is an OBD-II diagnostic trouble code meaning: Forward Looking Sensor Horizontal Alignment Alignment or Adjustment Incorrect. Common causes: mechanical damage to the sensor, incorrect installation of the sensor after repair. Estimated repair cost: $56–167.

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

Symptoms

  • False collision warning system alarms
  • Lack of system response to obstacles
  • The security system malfunction indicator is on

Causes

  • Mechanical damage to the sensor
  • Incorrect installation of the sensor after repair
  • Damage to sensor mounts
  • Sensor Harness Problems

How to Fix

  1. Check the physical condition of the sensor and its fastenings
  2. Check wiring harness connections (harness)
  3. Calibrate the sensor using diagnostic equipment
  4. If necessary, replace the sensor or its mountings

Related codes

B142DB142FB1430

FAQ

What does the B142E code mean?

B142E is an OBD-II diagnostic trouble code that indicates: Forward Looking Sensor Horizontal Alignment Alignment or Adjustment Incorrect

What causes a B142E error code?

The most common causes of B142E include: Mechanical damage to the sensor; Incorrect installation of the sensor after repair; Damage to sensor mounts; Sensor Harness Problems.

How do I fix a B142E diagnostic trouble code?

To fix B142E: Check the physical condition of the sensor and its fastenings. Check wiring harness connections (harness). Calibrate the sensor using diagnostic equipment. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B142E?

Do not drive — repair immediately

How much does it cost to fix B142E?

The estimated repair cost for B142E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat