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P0339 2017 Toyota RAV4 Code - Crankshaft Position Sensor 'A' Circuit Intermittent

Quick Answer

The P0339 diagnostic trouble code (DTC) for a 2017 Toyota RAV4 indicates a problem with the Crankshaft Position Sensor 'A' Circuit Intermittent. Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring harness, Loose 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 2017 Toyota RAV4 indicates Crankshaft Position Sensor 'A' Circuit Intermittent.
Common causes
Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring harness, Loose 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 2017 Toyota RAV4 Description

The P0339 diagnostic trouble code (DTC) for a 2017 Toyota RAV4 indicates a problem with the Crankshaft Position Sensor 'A' Circuit Intermittent. The crankshaft position sensor is a vital component in the engine management system, responsible for monitoring the position and speed of the crankshaft. This information is crucial for the engine control unit (ECU) to determine the ignition timing and fuel injection timing.

OBDII Code P0339 2017 Toyota RAV4 - Crankshaft Position Sensor 'A' Circuit Intermittent
P0339 2017 Toyota RAV4 Code - Crankshaft Position Sensor 'A' Circuit Intermittent

Common Causes of P0339 2017 Toyota RAV4

  1. Faulty crankshaft position sensor
  2. Damaged or corroded wiring harness
  3. Loose or poor connections in the sensor circuit
  4. Issues with the ECU or related components
  5. Physical damage to the sensor or wiring

Symptoms of P0339 2017 Toyota RAV4

  1. Engine misfires or rough idling
  2. Difficulty starting the engine
  3. Reduced fuel efficiency
  4. Stalling or hesitation during acceleration
  5. Illuminated check engine light

How to Fix P0339 2017 Toyota RAV4

  1. Begin by diagnosing the exact cause of the intermittent signal, using a scan tool to read the code and monitor the sensor's output.
  2. Inspect the wiring harness and sensor connections for any signs of damage, corrosion, or loose connections. Repair or replace as necessary.
  3. Test the crankshaft position sensor using a multimeter to ensure it is functioning correctly. Replace the sensor if it fails the test.
  4. Clear the DTC from the ECU memory and perform a road test to verify that the issue has been resolved.
  5. If the problem persists, further diagnostic testing may be required to identify any underlying issues with the ECU or related components.

Cost to Fix P0339 2017 Toyota RAV4

The typical repair costs for addressing a P0339 code on a 2017 Toyota RAV4 can range from $150 to $400, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops. It's recommended to check local rates for a more accurate estimate before proceeding with the repair.

What does this mean?

Tech Notes for P0339 2017 Toyota RAV4

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 replace the battery.

Need more information about the P0339 2017 Toyota RAV4 code?

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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 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code P0339 in a 2017 Toyota RAV4?

- Common symptoms include rough idling, stalling, difficulty starting the vehicle, reduced engine performance, and the illumination of the check engine light.

2. What could cause the OBDII code P0339 in a 2017 Toyota RAV4?

- The code P0339 in a 2017 Toyota RAV4 is often caused by a faulty crankshaft position sensor, damaged wiring or connectors related to the sensor, or issues with the sensor's circuit.

3. How can I diagnose the cause of OBDII code P0339 in my 2017 Toyota RAV4?

- Diagnosing the issue involves inspecting the crankshaft position sensor, checking the sensor's wiring and connectors for damage, and testing the sensor's circuit for proper functionality.

4. Can I still drive my 2017 Toyota RAV4 with OBDII code P0339?

- While the vehicle may still be drivable with the code present, it is recommended to address the issue promptly to prevent further damage and ensure optimal engine performance.

5. How do I repair OBDII code P0339 in a 2017 Toyota RAV4?

- Repairing the code typically involves replacing the faulty crankshaft position sensor, repairing or replacing damaged wiring or connectors, and clearing the code with an OBDII scanner.

6. Is it possible to reset the OBDII code P0339 in my 2017 Toyota RAV4 without fixing the issue?

- While you can clear the code with an OBDII scanner, it is important to address the underlying problem causing the code to prevent potential engine issues in the future.

7. Can a DIY enthusiast fix the OBDII code P0339 in a 2017 Toyota RAV4?

- Depending on your experience and tools available, replacing the crankshaft position sensor or fixing wiring issues can be done by a DIY enthusiast. However, professional help is recommended if unsure.

8. How much does it cost to repair OBDII code P0339 in a 2017 Toyota RAV4 at a mechanic?

- The cost of repairing the code can vary depending on the labor rates and parts costs in your area. Generally, expect to pay a few hundred dollars for parts and labor.

9. Will OBDII code P0339 affect the fuel efficiency of my 2017 Toyota RAV4?

- Yes, the code can impact fuel efficiency due to potential engine performance issues. Resolving the problem promptly can help restore optimal fuel efficiency.

10. How long does it take to repair OBDII code P0339 in a 2017 Toyota RAV4?

- The repair time can vary based on the exact cause of the code and the expertise of the person performing the repair. In general, it may take a few hours to a day to complete the repairs.

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