P0068 2014 Chevrolet Silverado Code - Throttle Body Air Flow Performance
Quick Answer
The Engine Control Module (ECM) compares actual air flow based on Throttle Position (TP) to a calculated air flow based on the Manifold Absolute Pressure (MAP) sensor, and Mass Air Flow (MAF). Common causes include Air leak between the Mass Air Flow (MAF) sensor and Throttle Body, Restricted Air Filter, Dirty Throttle Body. 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
- P0068 2014 Chevrolet Silverado indicates Throttle Body Air Flow Performance.
- Common causes
- Common causes include Air leak between the Mass Air Flow (MAF) sensor and Throttle Body, Restricted Air Filter, Dirty Throttle Body.
- 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 P0068 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0068 2014 Chevrolet Silverado?
- Air leak between the Mass Air Flow (MAF) sensor and Throttle Body
- Restricted Air Filter
- Dirty Throttle Body
- Dirty Mass Air Flow sensor
- Faulty Mass Air Flow sensor
- Faulty Manifold Absolute Pressure (MAP)
- Faulty Throttle Body
How to Fix the DTC P0068 2014 Chevrolet Silverado?
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 P0068 2014 Chevrolet Silverado 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 P0068 2014 Chevrolet Silverado code?
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Frequently Asked Questions about P0068 2014 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P0068 on a 2014 Chevrolet Silverado?
When experiencing P0068, you may notice issues like reduced engine power, rough idling, poor acceleration, and the Check Engine light illuminating on the dashboard.
2. What does OBDII code P0068 "Throttle Body Air Flow Performance" mean on a 2014 Chevrolet Silverado?
Code P0068 indicates that the Engine Control Module (ECM) has detected an issue with the throttle body air flow performance, specifically a discrepancy between the actual airflow and the expected airflow.
3. What are the possible causes of OBDII code P0068 on a 2014 Chevrolet Silverado?
Common causes of P0068 include a faulty throttle body, a dirty or clogged throttle body, a vacuum leak, a malfunctioning mass airflow sensor (MAF), or issues with the wiring and connectors related to the throttle body system.
4. How can I diagnose OBDII code P0068 on my 2014 Chevrolet Silverado?
Diagnosing P0068 may involve visually inspecting the throttle body and its components, checking for vacuum leaks, testing the mass airflow sensor, and using a scan tool to monitor live data and perform throttle body relearn procedures.
5. Can I still drive my 2014 Chevrolet Silverado with OBDII code P0068?
It is not recommended to drive your vehicle extensively with code P0068 present, as it can lead to poor engine performance, potential stalling, and further damage to engine components. It's best to address the issue promptly.
6. How can I fix OBDII code P0068 on my 2014 Chevrolet Silverado?
Repairing code P0068 typically involves cleaning or replacing the throttle body, addressing any vacuum leaks, replacing the mass airflow sensor if necessary, and ensuring all wiring and connectors are in good condition.
7. Is it possible to clear OBDII code P0068 on a 2014 Chevrolet Silverado without fixing the underlying issue?
While you can clear the code with a scan tool, the Check Engine light may reappear if the root cause of P0068 is not addressed. It's crucial to diagnose and fix the problem to prevent potential issues down the road.
8. How much does it cost to repair OBDII code P0068 on a 2014 Chevrolet Silverado?
The cost of repairing P0068 can vary depending on the specific cause of the issue, the parts needed for replacement, and whether you choose to do the repairs yourself or seek professional help. Costs can range from a few hundred to over a thousand dollars.
9. Can a DIY enthusiast fix OBDII code P0068 on a 2014 Chevrolet Silverado?
If you have automotive repair experience and the necessary tools, you may be able to address P0068 yourself by cleaning or replacing the throttle body, checking for vacuum leaks, and testing components like the mass airflow sensor. However, if you're unsure, it's best to consult a professional.
10. How often does OBDII code P0068 occur in a 2014 Chevrolet Silverado?
While code P0068 "Throttle Body Air Flow Performance" is not among the most common OBDII codes, it can still occur in vehicles like the 2014 Chevrolet Silverado due to issues with the throttle body system or related components.
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