OBD Guide
ENFRDEESPT

B1014

Diagnosis Sensor Unit

B1014 is an OBD-II diagnostic trouble code meaning: Diagnosis Sensor Unit. Common causes: malfunction of the sensor diagnostic unit, open or shorted wiring harness. 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
  • Restraint system inactive
  • Error persists after reset

Causes

  • Malfunction of the sensor diagnostic unit
  • Open or shorted wiring harness
  • Contact corrosion
  • Damage to shock sensors
  • Unit power problems

How to Fix

  1. Check wiring harness for damage
  2. Clean contacts and check connections
  3. Check the power supply to the diagnostic unit
  4. Scan the system for additional errors
  5. If necessary, replace the diagnostic unit

Related codes

B1015B1016B1017

FAQ

What does the B1014 code mean?

B1014 is an OBD-II diagnostic trouble code that indicates: Diagnosis Sensor Unit

What causes a B1014 error code?

The most common causes of B1014 include: Malfunction of the sensor diagnostic unit; Open or shorted wiring harness; Contact corrosion; Damage to shock sensors.

How do I fix a B1014 diagnostic trouble code?

To fix B1014: Check wiring harness for damage. Clean contacts and check connections. Check the power supply to the diagnostic unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1014?

Do not drive — repair immediately

How much does it cost to fix B1014?

The estimated repair cost for B1014 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

FRDEESPT

See also: Russian version · NationStat