AutoCodes – Hyundai – P0346 Hyundai

P0346 Hyundai Code - Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2

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
P0346 Hyundai indicates Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 24,240
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 P0346 Hyundai 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 P0346 Hyundai - Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2 - AutoCodes.com
P0346 Hyundai Code - Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2

What are the Possible Causes of the DTC P0346 Hyundai?

  • 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 P0346 Hyundai?

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 P0346 Hyundai 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 P0346 Hyundai 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 P0346 Hyundai Code

1. What are the common symptoms of OBDII code P0346 in a Hyundai related to the Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2?

Symptoms may include rough idling, engine misfires, poor acceleration, stalling, and illumination of the Check Engine Light.

2. What are the possible causes of OBDII code P0346 in a Hyundai?

Potential causes include a faulty camshaft position sensor, wiring issues, poor electrical connections, or a problem with the engine control module (ECM).

3. How can I diagnose the Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2 issue in my Hyundai?

You can start by inspecting the sensor and its wiring for any visible damage or corrosion. Additionally, using a scan tool to monitor sensor data and performing a continuity test on the wiring can help pinpoint the problem.

4. Can I drive my Hyundai with OBDII code P0346?

It is not recommended to drive your vehicle with this code present, as it can lead to further engine damage or issues. It's best to address the problem promptly to avoid potential complications.

5. How can I repair OBDII code P0346 in my Hyundai?

Repair options may include replacing the camshaft position sensor, repairing or replacing damaged wiring, ensuring proper electrical connections, and resetting the ECM after the repair.

6. Is it safe to clear the OBDII code P0346 in my Hyundai without fixing the underlying issue?

Clearing the code without addressing the root cause is not recommended, as the problem may persist and potentially lead to more severe issues down the line. It's crucial to fix the underlying problem first.

7. Can a DIY enthusiast fix OBDII code P0346 in a Hyundai?

Depending on your level of automotive expertise, DIY enthusiasts can attempt to diagnose and repair this code. However, it's essential to have the necessary tools, knowledge, and experience to handle the repair effectively and safely.

8. How much does it typically cost to repair OBDII code P0346 in a Hyundai?

The cost of repair can vary depending on the specific issue causing the code, labor rates in your area, and whether you choose to repair it yourself or take it to a professional. Costs may range from a few hundred to a thousand dollars.

9. How long does it take to repair OBDII code P0346 in a Hyundai?

The repair time can vary based on the exact cause of the code and the complexity of the repair. In general, it may take anywhere from a couple of hours to a full day to diagnose and fix the issue.

10. Are there any preventive measures to avoid OBDII code P0346 in a Hyundai?

Regular maintenance, such as inspecting and replacing sensors at recommended intervals, checking wiring for damage, and addressing any engine performance issues promptly, can help prevent the occurrence of this code.

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