OBD Guide
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B110A

Rear Door Driver Side Central Locking Motor Commanded Position Not Reachable

B110A is an OBD-II diagnostic trouble code meaning: Rear Door Driver Side Central Locking Motor Commanded Position Not Reachable. Common causes: malfunction of the central locking drive, open circuit or short circuit in the harness reservated wire waarbijoorsvork envoulecules/proces. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Central locking does not work on driver's side rear door
  • The rear door may not open/close remotely
  • The alarm may not work correctly

Causes

  • Malfunction of the central locking drive
  • Open circuit or short circuit in the harness reservated wire waarbijoorsvork envoulecules/proces
  • Problems with contacts in connectors
  • Malfunction of the central locking command module
  • Corrosion or mechanical damage to the lock rods

How to Fix

  1. Check for power supply to the lock drive
  2. Test the drive winding resistance
  3. Inspect the wiring harness for damage
  4. Check the condition of the mechanical components of the lock
  5. If necessary, replace the drive or restore the integrity of the wiring

Related codes

B110BB1109B1108

FAQ

What does the B110A code mean?

B110A is an OBD-II diagnostic trouble code that indicates: Rear Door Driver Side Central Locking Motor Commanded Position Not Reachable

What causes a B110A error code?

The most common causes of B110A include: Malfunction of the central locking drive; Open circuit or short circuit in the harness reservated wire waarbijoorsvork envoulecules/proces; Problems with contacts in connectors; Malfunction of the central locking command module.

How do I fix a B110A diagnostic trouble code?

To fix B110A: Check for power supply to the lock drive. Test the drive winding resistance. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B110A?

Limited driving only, diagnose soon

How much does it cost to fix B110A?

The estimated repair cost for B110A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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