P135B Chevrolet Code - Ignition Coil Supply Voltage Circuit Bank 2
Quick Answer
The ignition system uses an individual ignition coil for each cylinder. Common causes include Blown Ignition Coil Fuse, Ignition Coil Fuse harness is open or shorted, Ignition Coil Fuse circuit poor electrical connection. 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
- P135B Chevrolet indicates Ignition Coil Supply Voltage Circuit Bank 2.
- Common causes
- Common causes include Blown Ignition Coil Fuse, Ignition Coil Fuse harness is open or shorted, Ignition Coil Fuse circuit poor electrical connection.
- 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 P135B Chevrolet Description
What are the Possible Causes of the DTC P135B Chevrolet?
- Blown Ignition Coil Fuse
- Ignition Coil Fuse harness is open or shorted
- Ignition Coil Fuse circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P135B Chevrolet?
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 P135B Chevrolet 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.
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Information for Specific Chevrolet Models
- P135B 2014 Chevrolet Silverado — Ignition Coil Supply Voltage Circuit Bank 2
- P135B 2015 Chevrolet Silverado — Ignition Coil Supply Voltage Circuit Bank 2
- P135B 2016 Chevrolet Silverado — Ignition Coil Supply Voltage Circuit Bank 2
- P135B 2017 Chevrolet Silverado — Ignition Coil Supply Voltage Circuit Bank 2
- P135B 2018 Chevrolet Silverado — Ignition Coil Supply Voltage Circuit Bank 2
Frequently Asked Questions about P135B Chevrolet Code
1. What are the common symptoms of OBDII code P135B in a Chevrolet related to the Ignition Coil Supply Voltage Circuit Bank 2?
- Common symptoms include rough idling, engine misfires, lack of power, and illuminated Check Engine Light.
2. What are the possible causes of OBDII code P135B in a Chevrolet indicating an issue with the Ignition Coil Supply Voltage Circuit Bank 2?
- Potential causes include a faulty ignition coil, damaged wiring or connectors, a defective ignition control module, or a problem with the engine's computer.
3. How can I diagnose the Ignition Coil Supply Voltage Circuit Bank 2 issue triggering OBDII code P135B in my Chevrolet?
- Use a diagnostic scanner to read the code and perform a thorough inspection of the ignition coil, wiring, and connectors. Test the components for proper voltage and continuity.
4. Can I continue driving my Chevrolet with OBDII code P135B related to the Ignition Coil Supply Voltage Circuit Bank 2?
- It is not recommended to continue driving with this code as it can lead to further engine damage and decreased performance. Have the issue addressed promptly.
5. What steps can I take to repair OBDII code P135B in a Chevrolet due to the Ignition Coil Supply Voltage Circuit Bank 2 problem?
- Repair options include replacing the faulty ignition coil, repairing damaged wiring or connectors, replacing the ignition control module, or reprogramming the engine's computer.
6. How much does it typically cost to fix OBDII code P135B caused by issues with the Ignition Coil Supply Voltage Circuit Bank 2 in a Chevrolet?
- The cost of repairs can vary depending on the specific cause of the issue, but it may range from $100 to $500 or more, including parts and labor.
7. Are there any preventive maintenance tips to avoid encountering OBDII code P135B related to the Ignition Coil Supply Voltage Circuit Bank 2 in my Chevrolet?
- Regularly inspect and maintain your ignition system components, including the ignition coil, wiring, and connectors, to prevent issues that may trigger this code.
8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P135B related to the Ignition Coil Supply Voltage Circuit Bank 2 in a Chevrolet?
- Depending on the specific cause, some DIY repairs may be possible, such as replacing the ignition coil. However, complex issues may require professional diagnosis and repair.
9. Will resetting the Check Engine Light make OBDII code P135B related to the Ignition Coil Supply Voltage Circuit Bank 2 disappear?
- Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear after some driving cycles.
10. How urgent is it to address OBDII code P135B indicating a problem with the Ignition Coil Supply Voltage Circuit Bank 2 in a Chevrolet?
- It is important to address this code promptly to prevent potential engine damage, decreased fuel efficiency, and drivability issues.
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