AutoCodes – Nissan – P0340 2010 Nissan Altima Sedan

P0340 2010 Nissan Altima Sedan Code - Camshaft Position Sensor Circuit Bank 1

Quick Answer

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft 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
P0340 2010 Nissan Altima Sedan indicates Camshaft Position Sensor Circuit Bank 1 .
Common causes
Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft 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.
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Code Popularity 12,323
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0340 2010 Nissan Altima Sedan Description

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. This information is used by the Engine Control Module(ECM) to control ignition and fuel injection. The camshaft position sensor senses the retraction of camshaft (intake) to identify a particular cylinder. The camshaft position sensor senses the piston position. The sensor system consists of a rotating part, typically a disc, as well as a static part, the actual sensor.
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.
When the crankshaft position sensor (POS) system becomes inoperative, the camshaft position sensor provides various controls of engine parts instead, utilizing timing of cylinder identification signals.
OBDII Code P0340 2010 Nissan Altima Sedan - Camshaft Position Sensor Circuit Bank 1  - AutoCodes.com
P0340 2010 Nissan Altima Sedan Code - Camshaft Position Sensor Circuit Bank 1

What are the Possible Causes of the DTC P0340 2010 Nissan Altima Sedan?

  • Faulty Camshaft Position Sensor
  • Camshaft Position Sensor harness is open or shorted
  • Camshaft Position Sensor circuit poor electrical connection
  • Faulty starter motor
  • Starting system circuit
  • Dead (Weak) battery

How to Fix the DTC P0340 2010 Nissan Altima Sedan?

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 P0340 2010 Nissan Altima Sedan 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.

Need more information about the P0340 2010 Nissan Altima Sedan 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 P0340 2010 Nissan Altima Sedan Code

1. What are the common symptoms of OBDII code P0340 in a 2010 Nissan Altima Sedan?

- Common symptoms include engine misfires, rough idling, stalling, and difficulty starting the vehicle.

2. What does OBDII code P0340 in a 2010 Nissan Altima Sedan indicate?

- This code indicates a problem with the Camshaft Position Sensor Circuit Bank 1 in the vehicle.

3. What are some possible causes of OBDII code P0340 in a 2010 Nissan Altima Sedan?

- Possible causes include a faulty camshaft position sensor, wiring issues, sensor alignment problems, or a malfunctioning timing belt or chain.

4. How can I diagnose the issue causing OBDII code P0340 in my 2010 Nissan Altima Sedan?

- You can diagnose the issue by checking the camshaft position sensor for proper operation, inspecting the wiring for any damage, and verifying the timing belt or chain alignment.

5. Can I still drive my 2010 Nissan Altima Sedan with OBDII code P0340?

- It is not recommended to drive the vehicle with this code present, as it can lead to more serious engine problems and potential breakdowns.

6. How can I repair OBDII code P0340 in my 2010 Nissan Altima Sedan?

- Repair involves replacing the faulty camshaft position sensor, repairing any damaged wiring, and ensuring proper alignment of the sensor.

7. How much does it cost to repair OBDII code P0340 in a 2010 Nissan Altima Sedan?

- The cost of repair can vary depending on the extent of the issue, but it typically ranges from $100 to $300 for parts and labor.

8. How long does it take to repair OBDII code P0340 in a 2010 Nissan Altima Sedan?

- Repair time can vary, but it generally takes around 1-2 hours to replace the camshaft position sensor and address any wiring issues.

9. Can a DIY enthusiast fix OBDII code P0340 in a 2010 Nissan Altima Sedan?

- Yes, if you have the necessary tools and knowledge, you can attempt to replace the camshaft position sensor and check the wiring yourself.

10. Will resetting the OBDII code P0340 in my 2010 Nissan Altima Sedan make it go away permanently?

- Resetting the code may temporarily clear the warning light, but if the underlying issue causing P0340 is not addressed, the code will likely reappear.

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