← View Generic B2602 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
B2602: B2602: Door Locks Malfunction
on 2018 BMW X5
Fix Cost
$100 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2018 BMW
X5
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Important for 2018 BMW X5 Owners
Before starting repairs, verify which engine your 2018 BMW X5 has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does B2602 Mean on 2018 BMW X5?
The B2602 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking doors, as well as potentially preventing the vehicle from being driven.
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Symptoms
- • Doors won't lock or unlock
- • door locks are stuck
- • or the vehicle won't start due to door lock issues
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Common Causes
- • Faulty door lock actuator
- • wiring issue
- • or a problem with the door lock module
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How to Fix B2602 on 2018 BMW X5
1. Disconnect the battery to reset the system. 2. Check and clean the door lock actuators. 3. Inspect and repair or replace wiring as needed. 4. Test the door lock module and replace if faulty.
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Need Maintenance Info for Your X5?
Get oil capacity, filter specs, and torque settings for your specific 2018 BMW X5.
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Related Diagnostic Codes
Other codes that may appear with B2602
B2600
Sequential Code
B2600: Airbag System Malfunction
High
B2601
Sequential Code
B2601: Climate Control Temperature Sensor Malfunction
Medium
B2603
Sequential Code
B2603: Power Window Relay Circuit Malfunction
Medium
B2604
Sequential Code
B2604: Seat Position Sensor Circuit Malfunction
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