← View Generic B0842 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2017 Toyota CAMRY
B0842: B0842: Door Locks Malfunction
on 2017 Toyota CAMRY
Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2017 Toyota
CAMRY
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Important for 2017 Toyota CAMRY Owners
Before starting repairs, verify which engine your 2017 Toyota CAMRY has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does B0842 Mean on 2017 Toyota CAMRY?
The B0842 code indicates a malfunction in the door lock system, which may cause the doors to lock or unlock unexpectedly, or not function at all.
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Symptoms
- • Doors lock or unlock unexpectedly
- • doors won't lock or unlock
- • door lock warning light on dashboard
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Common Causes
- • Faulty door lock actuator
- • wiring issue
- • faulty door lock module
- • faulty body control module
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How to Fix B0842 on 2017 Toyota CAMRY
1. Disconnect the battery to reset the system. 2. Check and repair any damaged wiring. 3. Replace the faulty door lock actuator or module. 4. Update the body control module software if necessary.
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Need Maintenance Info for Your CAMRY?
Get oil capacity, filter specs, and torque settings for your specific 2017 Toyota CAMRY.
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Related Diagnostic Codes
Other codes that may appear with B0842
B0840
Sequential Code
B0840: Airbag System Circuit Malfunction
High
B0841
Sequential Code
B0841: Climate Control Blower Motor Fault
Medium
B0843
Sequential Code
B0843: Power Window Circuit Malfunction
Medium
B0844
Sequential Code
B0844: Seat Position Sensor 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