Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
✅ Yes
Save money
Category
Body
System
📖 What Does B0170 Mean?
The B0170 code indicates a malfunction in the door lock system, which can cause issues with door locking and unlocking functions.
⚠️
Symptoms
- • Door locks not functioning properly
- • doors not locking or unlocking
- • or intermittent door lock failure.
🔍
Common Causes
- • Faulty door lock actuator
- • wiring issues
- • door lock module failure
- • or a problem with the door lock switch.
Fix Guide
🛠️
Possible Solutions
1. Check the door lock actuator for any signs of damage or corrosion. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or wear. Repair or replace as needed. 3. Test the door lock module to ensure it's functioning properly. Replace if faulty. 4. Check the door lock switch for any signs of wear or damage. Clean or replace as needed.
Required Parts
Tools
Multimeter
Wire tester
Torx screwdriver
Pliers
👨🔧
Need a Pro?
Complex codes like B0170 can be tricky. Don't risk it if you're unsure.
Quick Stats
Severity
Medium
DIY Friendly
Yes
Est. Time
1-2 hours
🔗
Related Diagnostic Codes
Other codes that may appear with B0170
B0100
Same System
B0100: Seat Position Sensor Malfunction
Medium
B0101
Same System
B0101: Body System Code B0101 - Lighting
Medium
B0102
Same System
B0102: Immobilizer System Malfunction
Medium
B0103
Same System
B0103: Audio System Malfunction
Medium
B0104
Same System
B0104: Airbag System Malfunction
High
B0105
Same System
B0105: Climate Control Blower Motor Fault
Medium
💡 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