📖 What Does B0842 Mean?
Symptoms
- • Doors lock or unlock unexpectedly
- • doors won't lock or unlock
- • door lock warning light on dashboard
Common Causes
- • Faulty door lock actuator
- • wiring issue
- • faulty door lock module
- • faulty body control module
Possible Solutions
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.
Fixing this on your car?
Get the exact oil type, fluid capacities, and torque specs for your specific vehicle before you start the repair.
❓ Common Questions About B0842
Can I drive with code B0842?
You can drive for a short time, but should address code B0842 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix B0842?
The estimated repair cost for code B0842 is between $100 and $500. This includes parts and labor for most makes and models.
Is this code easy to fix myself?
This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.
Required Parts
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View Best Sellers ↗Related Diagnostic Codes
Other codes that may appear with B0842
B0840: Airbag System Circuit Malfunction
B0841: Climate Control Blower Motor Fault
B0843: Power Window Circuit Malfunction
B0844: Seat Position Sensor 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