P2618 2017 GMC Sierra Code - Crankshaft Position Signal Output Circuit Low Voltage
Quick Answer
The Crankshaft Position Sensor is 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
- P2618 2017 GMC Sierra indicates Crankshaft Position Signal Output Circuit Low Voltage.
- 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 P2618 2017 GMC Sierra 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 causes the voltage from the sensor to change.
The Diagnostic Trouble Code (DTC) will be set when the Crankshaft Position Signal Output Circuit is short to ground or open for greater than 5 s.
What are the Possible Causes of the DTC P2618 2017 GMC Sierra?
- Faulty Crankshaft Position Sensor
- Crankshaft Position Sensor harness is open or shorted
- Crankshaft Position Sensor circuit poor electrical connection
How to Fix the DTC P2618 2017 GMC Sierra?
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 P2618 2017 GMC Sierra 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 P2618 2017 GMC Sierra code?
Need more information on how to fix the P2618 2017 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2618 2017 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P2618 2017 GMC Sierra Code
1. What are the common symptoms of OBDII code P2618 in a 2017 GMC Sierra?
The common symptoms of code P2618 include rough idling, engine stalling, decreased engine performance, and the illumination of the Check Engine Light.
2. What causes the OBDII code P2618 in a 2017 GMC Sierra?
Code P2618 in a 2017 GMC Sierra is typically caused by issues with the crankshaft position sensor, wiring problems, or a faulty Engine Control Module (ECM).
3. How can I diagnose the OBDII code P2618 in my 2017 GMC Sierra?
To diagnose code P2618, you can use a diagnostic scan tool to retrieve the fault code and then perform a thorough inspection of the crankshaft position sensor, wiring, and connections for any visible damage or loose connections.
4. Can I continue driving my 2017 GMC Sierra with OBDII code P2618?
It is not recommended to continue driving your vehicle with code P2618 present, as it can lead to further engine damage or safety hazards. It is best to address the issue promptly.
5. How can I repair OBDII code P2618 in my 2017 GMC Sierra?
Repairing code P2618 involves addressing the root cause of the issue, which may include replacing the crankshaft position sensor, repairing damaged wiring, or reprogramming the ECM.
6. Is it possible to reset OBDII code P2618 in a 2017 GMC Sierra without repairs?
While you can clear the code using a diagnostic scan tool, it is not recommended to reset the code without addressing the underlying issue, as it is likely to reoccur.
7. Are there any DIY tips for fixing OBDII code P2618 in a 2017 GMC Sierra?
DIY tips for addressing code P2618 include checking the sensor connections for corrosion, ensuring proper sensor alignment, and inspecting the wiring harness for any visible damage.
8. Can a faulty battery or alternator cause OBDII code P2618 in a 2017 GMC Sierra?
While a faulty battery or alternator can cause electrical issues, they are not common culprits for code P2618. Focus on inspecting the crankshaft position sensor and related components first.
9. Will code P2618 prevent my 2017 GMC Sierra from passing an emissions test?
Yes, having an active code like P2618 can cause your GMC Sierra to fail an emissions test, as it indicates a problem with the vehicle's emission control system.
10. How much should I expect to pay for professional repair of OBDII code P2618 in my 2017 GMC Sierra?
The cost of professional repair for code P2618 can vary depending on the exact cause of the issue, but expect to pay anywhere from $150 to $500 for parts and labor.
Discuss the causes and fixes for P2618 2017 GMC Sierra OBDII Code
Code P2618 2017 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
