OBD Guide

B176F

Roof Status Sensor Left

B176F is an OBD-II diagnostic trouble code meaning: Roof Status Sensor Left. Common causes: broken or damaged wiring harness, curtain sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Airbag light is on
  • Error message on the dashboard
  • Incorrect operation of the security system

Causes

  • Broken or damaged wiring harness
  • Curtain sensor malfunction
  • Poor contact in the sensor connector
  • Problems with the airbag control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check sensor connectors and contacts
  3. Replace faulty sensor
  4. Check the airbag control unit

Related codes

FAQ

What does the B176F code mean?

B176F is an OBD-II diagnostic trouble code that indicates: Roof Status Sensor Left

What causes a B176F error code?

The most common causes of B176F include: Broken or damaged wiring harness; Curtain sensor malfunction; Poor contact in the sensor connector; Problems with the airbag control unit.

How do I fix a B176F diagnostic trouble code?

To fix B176F: Check the integrity of the wiring harness. Check sensor connectors and contacts. Replace faulty sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B176F?

Do not drive — repair immediately

How much does it cost to fix B176F?

The estimated repair cost for B176F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat