B3935 2014 Chevrolet Silverado Code - Transponder Authentication
Quick Answer
When an ignition key is inserted into the ignition lock cylinder and the ignition is switched ON, the transponder embedded in the key is energized by the exciter coil surrounding the ignition lock cylinder. Common causes include Faulty Key/Transmitter, Faulty Body Control Module (BCM). Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B3935 2014 Chevrolet Silverado indicates Transponder Authentication.
- Common causes
- Common causes include Faulty Key/Transmitter, Faulty Body Control Module (BCM).
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B3935 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC B3935 2014 Chevrolet Silverado?
- Faulty Key/Transmitter
- Faulty Body Control Module (BCM)
How to Fix the DTC B3935 2014 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B3935 2014 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the B3935 2014 Chevrolet Silverado code?
Need more information on how to fix the B3935 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals
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Frequently Asked Questions about B3935 2014 Chevrolet Silverado Code
1. What does OBDII code B3935 on a 2014 Chevrolet Silverado indicate?
- OBDII code B3935 on a 2014 Chevrolet Silverado relates to transponder authentication failure.
2. What are the common symptoms of OBDII code B3935 in a 2014 Chevrolet Silverado?
- Common symptoms include issues with starting the vehicle, intermittent stalling, and the security light staying on.
3. What are the possible causes of OBDII code B3935 in a 2014 Chevrolet Silverado?
- The code can be triggered by a faulty transponder key, a damaged transponder antenna, or a problem with the immobilizer system.
4. How can I diagnose the cause of OBDII code B3935 in my 2014 Chevrolet Silverado?
- Diagnosis involves checking the transponder key for damage, inspecting the transponder antenna for proper connection, and using diagnostic tools to analyze the immobilizer system.
5. Can I repair OBDII code B3935 in my 2014 Chevrolet Silverado myself?
- Repairing this code may require specialized equipment and knowledge. It is recommended to consult a professional mechanic or dealership for proper diagnosis and repair.
6. Are there any temporary solutions to try if I encounter OBDII code B3935 in my 2014 Chevrolet Silverado?
- You can attempt to reprogram the transponder key, ensure it is in good condition, and check for loose connections in the transponder antenna as temporary solutions.
7. Will OBDII code B3935 cause any long-term damage to my 2014 Chevrolet Silverado if left unresolved?
- Ignoring this code can lead to issues with starting the vehicle, potential stalling, and compromised security features. It is best to address the problem promptly to prevent further complications.
8. How much does it typically cost to repair OBDII code B3935 on a 2014 Chevrolet Silverado?
- The cost of repair can vary depending on the exact cause of the issue. It is advisable to get a diagnostic assessment from a professional to determine the total cost.
9. Can OBDII code B3935 be triggered by a dead or low battery in my 2014 Chevrolet Silverado?
- A dead or low battery can sometimes cause issues with the transponder authentication system, leading to the triggering of code B3935. Ensure your battery is in good condition.
10. Is it possible to prevent OBDII code B3935 from occurring in my 2014 Chevrolet Silverado?
- Regular maintenance of the transponder key, antenna, and immobilizer system can help prevent issues that may trigger code B3935.
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