OBD Guide

B176A

Soft Top Thermo Protection

B176A is an OBD-II diagnostic trouble code meaning: Soft Top Thermo Protection. Common causes: sticking or mechanical resistance in the roof mechanism, drive motor wear. Estimated repair cost: $56–167.

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

Symptoms

  • Soft roof failure
  • Automatic stop of roof movement
  • Protection triggered when attempting to open/close

Causes

  • Sticking or mechanical resistance in the roof mechanism
  • Drive motor wear
  • Temperature sensor malfunction
  • Short circuit in control circuit

How to Fix

  1. Visual inspection of the mechanism and guides
  2. Checking the condition of the electric motor (overheating, noise)
  3. Temperature Sensor Circuit Diagnostics
  4. Resetting the error by the scanner after troubleshooting

Related codes

FAQ

What does the B176A code mean?

B176A is an OBD-II diagnostic trouble code that indicates: Soft Top Thermo Protection

What causes a B176A error code?

The most common causes of B176A include: Sticking or mechanical resistance in the roof mechanism; Drive motor wear; Temperature sensor malfunction; Short circuit in control circuit.

How do I fix a B176A diagnostic trouble code?

To fix B176A: Visual inspection of the mechanism and guides. Checking the condition of the electric motor (overheating, noise). Temperature Sensor Circuit Diagnostics. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B176A?

Do not drive — repair immediately

How much does it cost to fix B176A?

The estimated repair cost for B176A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat