P0339 Chevrolet Code - Crankshaft Position Sensor Circuit Intermittent
Quick Answer
The Crankshaft Position Sensor (CKP) also known as the crank position sensor is an electronic device used in an engine to record the rate at which the crankshaft is spinning. Common causes include Faulty crankshaft position sensor, Crankshaft position sensor harness is open or shorted, Crankshaft position sensor 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
- P0339 Chevrolet indicates Crankshaft Position Sensor Circuit Intermittent.
- Common causes
- Common causes include Faulty crankshaft position sensor, Crankshaft position sensor harness is open or shorted, Crankshaft position sensor 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 P0339 Chevrolet Description
When the engine is running, the high and low parts of the teeth cause the gap with the sensor to change. The changing gap causes the magnetic field near the sensor to change. The change in the magnetic field cause the voltage from the sensor to change.
What are the Possible Causes of the DTC P0339 Chevrolet?
- Faulty crankshaft position sensor
- Crankshaft position sensor harness is open or shorted
- Crankshaft position sensor circuit poor electrical connection
- Signal plate may be damage
- Starter motor may be faulty
- Starting system circuit
- Dead or weak battery
How to Fix the DTC P0339 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 P0339 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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Frequently Asked Questions about P0339 Chevrolet Code
1. What are the common symptoms of OBDII code P0339 in a Chevrolet related to the Crankshaft Position Sensor Circuit Intermittent?
- Common symptoms include stalling, rough idling, difficulty starting the vehicle, and reduced engine performance.
2. What are the possible causes of OBDII code P0339 in a Chevrolet?
- Potential causes include a faulty crankshaft position sensor, damaged sensor wiring, poor electrical connections, or issues with the sensor's reluctor ring.
3. How can I diagnose the Crankshaft Position Sensor Circuit Intermittent issue in my Chevrolet?
- Use a scan tool to read the OBDII code P0339. Perform a visual inspection of the sensor and its wiring. Test the sensor's operation using a multimeter.
4. Can I drive my Chevrolet with OBDII code P0339 present?
- It is not recommended to drive the vehicle with this code as it can lead to further damage and potential safety hazards. Get the issue diagnosed and repaired promptly.
5. How can I repair the Crankshaft Position Sensor Circuit Intermittent problem in my Chevrolet?
- Repair options include replacing the faulty crankshaft position sensor, repairing damaged wiring, ensuring proper electrical connections, and addressing any reluctor ring issues.
6. Is it possible for a DIY enthusiast to fix the P0339 code in a Chevrolet?
- While some experienced DIYers may be able to replace the crankshaft position sensor themselves, diagnosing and repairing electrical issues may require professional expertise.
7. What is the typical cost to repair OBDII code P0339 in a Chevrolet at a mechanic or dealership?
- The cost can vary depending on the exact cause of the issue, but expect to pay anywhere from $100 to $300 for parts and labor to address the Crankshaft Position Sensor Circuit Intermittent problem.
8. Will resetting the OBDII code P0339 in my Chevrolet make the issue go away?
- Resetting the code may temporarily turn off the check engine light, but it will not fix the underlying problem causing the P0339 code. The issue should be diagnosed and repaired.
9. Can a faulty crankshaft position sensor lead to other issues in a Chevrolet besides triggering OBDII code P0339?
- Yes, a malfunctioning crankshaft position sensor can cause poor fuel efficiency, misfiring, and other engine performance issues if left unrepaired.
10. How important is the crankshaft position sensor for the proper functioning of a Chevrolet?
- The crankshaft position sensor is crucial for the engine's operation as it provides essential data for ignition timing and fuel injection. Ignoring issues with this sensor can lead to serious engine problems.
Discuss the causes and fixes for P0339 Chevrolet OBDII Code
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I have a 96 z71 5.7 vortec chevy. will not get spark from coil replaced distributer replaced crank shaft censer . did a fuel pressure test it was 55psi and better. new timeing chain new relucter wheel for the crank shaft censer. new coil new cam shaft censer. new ignition switch. I need help bad this is my only transportation. please
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