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Engine-Codes – Scion – P0339 2006 Scion xB

P0339 2006 Scion xB Code - Crankshaft Position Sensor 'A' Circuit Intermittent

Quick Answer

The P0339 diagnostic trouble code (DTC) for a 2006 Scion xB indicates a problem with the Crankshaft Position Sensor 'A' Circuit Intermittent. Common causes include Faulty crankshaft position sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit. 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 2006 Scion xB indicates Crankshaft Position Sensor 'A' Circuit Intermittent.
Common causes
Common causes include Faulty crankshaft position sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code P0339 2006 Scion xB Description

The P0339 diagnostic trouble code (DTC) for a 2006 Scion xB indicates a problem with the Crankshaft Position Sensor 'A' Circuit Intermittent. The crankshaft position sensor is a vital component in the engine management system, as it provides the engine control module (ECM) with data on the position and speed of the crankshaft. This information is crucial for proper fuel injection timing and ignition system operation.

OBDII Code P0339 2006 Scion xB - Crankshaft Position Sensor 'A' Circuit Intermittent
P0339 2006 Scion xB Code - Crankshaft Position Sensor 'A' Circuit Intermittent

Common Causes of P0339 2006 Scion xB

  1. Faulty crankshaft position sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or poor connections in the sensor circuit
  4. Issues with the ECM
  5. Engine overheating causing sensor malfunction

Symptoms of P0339 2006 Scion xB

  1. Engine misfires
  2. Rough idling
  3. Stalling
  4. Poor acceleration
  5. Check Engine Light illuminated

How to Fix P0339 2006 Scion xB

  1. Begin by diagnosing the issue using a scan tool to confirm the P0339 code and pinpoint the exact cause of the problem.
  2. Inspect the crankshaft position sensor, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
  3. Test the sensor's resistance and voltage output to ensure it is functioning within specifications.
  4. Clear the DTC and reset the ECM to see if the issue persists. If the code returns, further diagnostics may be necessary.
  5. If the problem persists, consider replacing the crankshaft position sensor or seeking professional assistance for a more in-depth diagnosis and repair.

Cost to Fix P0339 2006 Scion xB

The typical repair costs for addressing a P0339 code in a 2006 Scion xB can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It is important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Factors such as location, vehicle make and model, and engine type can also impact the overall repair costs. It is advisable to consult with a trusted mechanic or repair shop to get a more accurate estimate based on your specific circumstances.

What does this mean?

Tech Notes for P0339 2006 Scion xB

Sometimes and in some models, low battery voltage or a weak starter can trigger a Crankshaft Position Sensor code. Before replacing any parts, recharge or replaced battery.

When is the Code Detected?

The crankshaft position sensor (POS) signal sent to the Electronic Control Module (ECM) is intermittent

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0339 2006 Scion xB Code

1. What are the common symptoms of OBDII code P0339 on a 2006 Scion xB?

- Common symptoms include engine stalling, rough idling, difficulty starting the engine, and a decrease in fuel efficiency.

2. What can cause the OBDII code P0339 on a 2006 Scion xB?

- The code P0339 typically indicates an intermittent issue with the crankshaft position sensor 'A', which can be caused by wiring problems, sensor failure, or poor electrical connections.

3. How can I diagnose the cause of OBDII code P0339 on my 2006 Scion xB?

- To diagnose the issue, you can visually inspect the sensor and its wiring for any damage, test the sensor's resistance, and check the electrical connections for proper contact.

4. Is it safe to continue driving my 2006 Scion xB with OBDII code P0339 present?

- It is not recommended to drive the vehicle with the code P0339 active, as it can lead to more severe engine problems and potential safety hazards.

5. Can I repair OBDII code P0339 on my 2006 Scion xB myself?

- Depending on your mechanical skills, you may be able to replace the crankshaft position sensor 'A' yourself as a repair for the P0339 code. However, it's recommended to consult a professional if you're unsure.

6. How much does it cost to repair OBDII code P0339 on a 2006 Scion xB?

- The cost of repairing the P0339 code can vary depending on the cause of the issue and whether you choose to do the repair yourself or have a mechanic handle it. Sensor replacement costs can range from $50 to $200.

7. Are there any preventive measures to avoid OBDII code P0339 on a 2006 Scion xB?

- Regularly inspecting and maintaining the crankshaft position sensor and its wiring can help prevent issues that may trigger the P0339 code.

8. Will resetting the OBDII code P0339 on my 2006 Scion xB make it go away permanently?

- Simply resetting the code may temporarily clear the error, but if the underlying issue causing the P0339 code is not addressed, it is likely to reappear.

9. Can a faulty crankshaft position sensor impact the overall performance of my 2006 Scion xB?

- Yes, a faulty crankshaft position sensor can lead to poor engine performance, including misfires, reduced power, and erratic idling.

10. How long does it take to replace the crankshaft position sensor 'A' on a 2006 Scion xB?

- The replacement of the crankshaft position sensor 'A' on a 2006 Scion xB typically takes around 1-2 hours, depending on the accessibility of the sensor and the skill level of the person performing the replacement.

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