P1339 Chevrolet Code - Cylinder 2 Glow Plug Offset Exceeded Learning Limit
Quick Answer
The Glow Plug Control Module has not learned the glow plug offset values. Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 2, Glow Plug 2 harness is open or shorted. 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
- P1339 Chevrolet indicates Cylinder 2 Glow Plug Offset Exceeded Learning Limit.
- Common causes
- Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 2, Glow Plug 2 harness is open or shorted.
- 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 P1339 Chevrolet Description
What are the Possible Causes of the DTC P1339 Chevrolet?
- Perform Glow Plug Learn procedure
- Faulty Glow Plug 2
- Glow Plug 2 harness is open or shorted
- Glow Plug 2 circuit poor electrical connection
How to Fix the DTC P1339 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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1339 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
- P1339 2014 Chevrolet Silverado — Cylinder 2 Glow Plug Offset Exceeded Learning Limit
- P1339 2015 Chevrolet Silverado — Cylinder 2 Glow Plug Offset Exceeded Learning Limit
- P1339 2016 Chevrolet Silverado — Cylinder 2 Glow Plug Offset Exceeded Learning Limit
- P1339 2017 Chevrolet Silverado — Cylinder 2 Glow Plug Offset Exceeded Learning Limit
- P1339 2018 Chevrolet Silverado — Cylinder 2 Glow Plug Offset Exceeded Learning Limit
Frequently Asked Questions about P1339 Chevrolet Code
1. What are the common symptoms of OBDII code P1339 on a Chevrolet related to Cylinder 2 Glow Plug Offset Exceeded Learning Limit?
- Common symptoms include rough idling, engine misfires, reduced power, and potential illumination of the Check Engine Light.
2. What could potentially cause the OBDII code P1339 on a Chevrolet indicating Cylinder 2 Glow Plug Offset Exceeded Learning Limit?
- Possible causes include a faulty glow plug, issues with the glow plug control module, wiring problems, or a problem with the engine control module (ECM).
3. How can I diagnose the OBDII code P1339 on a Chevrolet related to Cylinder 2 Glow Plug Offset Exceeded Learning Limit?
- Diagnosis typically involves using a scan tool to retrieve the code, checking the glow plug and its connections, inspecting the wiring, and testing the glow plug control module.
4. Is it safe to continue driving with the OBDII code P1339 on a Chevrolet?
- It is not recommended to drive the vehicle with this code present, as it can lead to further engine damage or performance issues. It is best to address the issue promptly.
5. Can I repair the OBDII code P1339 on a Chevrolet myself?
- Depending on your mechanical skills and access to tools, you may be able to repair this issue yourself by replacing the faulty glow plug, fixing wiring problems, or addressing issues with the control module.
6. How much does it typically cost to repair the OBDII code P1339 on a Chevrolet?
- The cost of repair can vary depending on the exact cause of the issue and whether you choose to do the repair yourself or take it to a professional mechanic. Costs can range from a few hundred dollars to over a thousand.
7. Are there any preventative measures to avoid encountering the OBDII code P1339 on a Chevrolet?
- Regular maintenance, such as checking the glow plugs and their connections, inspecting wiring, and keeping the engine well-tuned, can help prevent issues that may trigger this code.
8. Can a faulty glow plug cause other engine problems besides triggering the OBDII code P1339 on a Chevrolet?
- Yes, a faulty glow plug can lead to poor engine performance, difficulty starting the engine, increased emissions, and potential damage to other engine components over time.
9. How soon should I address the OBDII code P1339 on a Chevrolet once it appears?
- It is advisable to address the issue as soon as possible to prevent further damage to the engine and to ensure optimal performance and fuel efficiency.
10. Will resetting the OBDII code P1339 on a Chevrolet make it go away permanently?
- Resetting the code may temporarily turn off the Check Engine Light, but if the underlying issue causing the code is not fixed, it is likely to reappear. It is crucial to diagnose and repair the problem to prevent future occurrences.
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