P0338 Hyundai Code - Crankshaft Position Sensor 'A' Circuit High Input
Quick Answer
The Crankshaft position sensor 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
- P0338 Hyundai indicates Crankshaft Position Sensor 'A' Circuit High Input.
- 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 P0338 Hyundai 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 P0338 Hyundai?
- 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 P0338 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 P0338 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.
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Frequently Asked Questions about P0338 Hyundai Code
1. What are the common symptoms of OBDII code P0338 in a Hyundai related to the Crankshaft Position Sensor 'A' Circuit High Input?
The common symptoms include engine stalling, rough idling, difficulty starting the engine, and a decrease in fuel efficiency.
2. What are the possible causes of the OBDII code P0338 in a Hyundai?
Common causes of this code include a faulty crankshaft position sensor, damaged wiring or connectors in the circuit, or issues with the engine control module (ECM).
3. How can I diagnose the cause of OBDII code P0338 in my Hyundai?
To diagnose this code, you can use a scan tool to read the code, inspect the wiring and connectors for any damage, test the crankshaft position sensor for proper function, and check the ECM for any related issues.
4. Can a faulty Crankshaft Position Sensor 'A' Circuit High Input cause engine damage in a Hyundai?
While a faulty sensor itself may not cause direct engine damage, ignoring this issue can lead to potential problems like poor engine performance, stalling, and other issues that may harm the engine in the long run.
5. How can I repair OBDII code P0338 in my Hyundai?
To repair this code, you may need to replace the crankshaft position sensor, repair or replace any damaged wiring or connectors, and clear the code using a scan tool. It's recommended to follow the manufacturer's repair procedures.
6. Is it safe to drive my Hyundai with OBDII code P0338 present?
It is not recommended to drive your Hyundai with this code present, as it can lead to potential engine issues and safety hazards. It's best to address the problem promptly to prevent further damage.
7. Can a DIY enthusiast fix OBDII code P0338 in a Hyundai?
Depending on your knowledge and experience with automotive repairs, you may be able to fix this code yourself. However, working with sensors and electrical components requires precision, so it's essential to proceed with caution and follow proper repair procedures.
8. How much does it cost to repair OBDII code P0338 in a Hyundai?
The cost of repairing this code can vary depending on the cause of the issue, the labor rates in your area, and whether you choose to repair it yourself or take it to a professional mechanic. Costs may include parts, labor, and diagnostic fees.
9. Can a disconnected or loose crankshaft position sensor trigger OBDII code P0338 in a Hyundai?
Yes, a disconnected or loose crankshaft position sensor can trigger this code as it may result in a high input signal being sent to the ECM, indicating a circuit malfunction.
10. How long does it take to repair OBDII code P0338 in a Hyundai?
The repair time for this code can vary based on the cause of the issue, the availability of parts, and the expertise of the person performing the repair. It may take a few hours to a full day to diagnose and fix the problem successfully.
Discuss the causes and fixes for P0338 Hyundai OBDII Code
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the RPM's on my car will all of the sudden drop to zero while i am driving, then all the sudden jump back up to normal, almost like the car dies while moving, but starts back up again by itself, or i have trouble starting the car. i replaced the crankshaft sensor two years ago. recently my diehard battery died after having it for only about a year. i replaced the battery, all four fuel injectors and the crankshaft sensor, and both coils in the past two years i have a 2005 Hyundai Sonata
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