📖 What Does B0090 Mean?
The B0090 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
Symptoms
Door locks do not function, may be stuck or jammed, or may not respond to key fob or door switch commands.
Common Causes
Faulty door lock actuator, wiring issues, or a problem with the door lock module.
Possible Solutions
1. Disconnect the battery to reset the system. 2. Check and repair any wiring issues. 3. Replace the faulty door lock actuator. 4. Update the door lock module software if necessary.
Recommended Parts & Tools
Find the right parts for your B0090 repair on Amazon
📦 Parts Needed
🔧 Tools Required
💡 Pro Tip: Always verify part compatibility with your specific vehicle year, make, and model before purchasing.
As an Amazon Associate, CarMedic earns from qualifying purchases. This helps us maintain our free diagnostic database.
Frequently Asked Questions about B0090
How serious is B0090?
This code has a medium severity level. This should be diagnosed and repaired soon to prevent further issues.
Can I drive with B0090?
You can typically drive short distances, but have it diagnosed as soon as possible.
How much does it cost to fix B0090?
Repair costs vary depending on the root cause, but typically range from $100-300 including parts and labor.
Related Diagnostic Codes
Other codes that may appear with B0090
Airbag System Malfunction (B0000)
Body System Code B0001: Climate Control Malfunction
Body System Code B0002: Door Locks Malfunction
Body System Code B0003: Windows
Seat Position Sensor Malfunction
Body System Code B0005: Lighting Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system