OBD-II Chassis Error Code C1342: How to Fix It

Medium 1-3 hours High Severity Verified June 2026
Error Code
C1342
Brand
OBD-II Chassis
Product Type
automotive
Severity
High
DIY Difficulty
Medium
Estimated Fix Time
1-3 hours
Error code C1342 indicates that your vehicle's Electronic Parking Brake (EPB) motor circuit is shorted to ground, causing the parking brake system to malfunction. This is a serious safety issue that prevents the EPB from operating correctly and requires immediate attention to ensure safe vehicle operation.
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Tools You'll Need

How to Fix Error Code C1342

  1. Safety First and Initial Diagnosis

    Never work under a vehicle without proper wheel chocks or parking brake engagement. The EPB malfunction means electronic parking brake cannot hold the vehicle.
  2. Locate the EPB Motor and Wiring

    Disconnect the vehicle's battery before handling any electrical components to prevent short circuits or injury.
  3. Test the EPB Motor Circuit

    Ensure multimeter is set to appropriate range and probes are making good contact to avoid false readings.
  4. Inspect Wiring Harness

  5. Check Electrical Connector

    Use only appropriate electrical contact cleaner and allow to dry completely before reconnecting.
  6. Replace Faulty Components

    Use only OEM or equivalent quality replacement parts. Improper repairs can cause recurring failures or safety issues.
  7. Clear Codes and Test System

    Test EPB function in a safe area before returning to normal driving. Ensure manual backup parking brake is functional if EPB issues persist.

Parts You May Need

Electronic Parking Brake Motor
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Automotive Wire Harness Repair Kit
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Electrical Contact Cleaner
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Dielectric Grease
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Electronic Parking Brake Motor
Check Price on Amazon
Automotive Wire Harness Repair Kit
Check Price on Amazon
Electrical Contact Cleaner
Check Price on Amazon
Dielectric Grease
Check Price on Amazon
Electronic Parking Brake Motor
Check Price on Amazon
Automotive Wire Harness Repair Kit
Check Price on Amazon
Electrical Contact Cleaner
Check Price on Amazon
Dielectric Grease
Check Price on Amazon
Electronic Parking Brake Motor
Check Price on Amazon
Automotive Wire Harness Repair Kit
Check Price on Amazon
Electrical Contact Cleaner
Check Price on Amazon
Dielectric Grease
Check Price on Amazon
Electronic Parking Brake Motor
Check Price on Amazon
Automotive Wire Harness Repair Kit
Check Price on Amazon
Electrical Contact Cleaner
Check Price on Amazon
Dielectric Grease
Check Price on Amazon
Electronic Parking Brake Motor
Check Price on Amazon
Automotive Wire Harness Repair Kit
Check Price on Amazon
Electrical Contact Cleaner
Check Price on Amazon
Dielectric Grease
Check Price on Amazon
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When to Call a Professional

Contact a qualified automotive technician if you're not comfortable working with electrical systems, if the EPB control module requires programming after replacement, or if multiple related error codes are present indicating a more complex system failure.

Frequently Asked Questions

Can I drive with error code C1342?
You should avoid driving with C1342 as it indicates a malfunctioning electronic parking brake. Use manual parking brake or wheel chocks and have the issue repaired immediately for safety.
What causes EPB motor circuit to short to ground?
Common causes include damaged wiring harness, moisture intrusion in connectors, failed motor windings, or physical damage to the EPB motor from road debris or corrosion.
How much does it cost to fix C1342 error code?
Repair costs vary from $100-200 for wiring repairs to $300-800 for EPB motor replacement, depending on vehicle make/model and labor rates in your area.
Will C1342 cause my car to fail inspection?
Yes, a malfunctioning parking brake system will typically cause your vehicle to fail safety inspection in most jurisdictions that require functional parking brake systems.
Can I reset C1342 without fixing the problem?
While you can clear the code temporarily, it will return immediately if the underlying short circuit isn't repaired. The EPB system will remain non-functional until properly fixed.