AutoCodes – Volvo – P0068 Volvo

P0068 Volvo Code - Mass Air Flow / Throttle Position Correlation

Quick Answer

Diagnostic trouble code (DTC) P0068 will set if the Engine Control Module (ECM) registers, when the ignition is switched on, and other codes for the throttle position sensor are set. Common causes include Fault in the throttle position (TP) sensor circuit for the throttle unit. 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 Volvo indicates Mass Air Flow / Throttle Position Correlation.
Common causes: Common causes include Fault in the throttle position (TP) sensor circuit for the throttle unit.
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.

Save to My Repairs Step-by-Step Diagnostic Guide My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 14,668

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0068 Volvo Description

Diagnostic trouble code (DTC) P0068 will set if the Engine Control Module (ECM) registers, when the ignition is switched on, and other codes for the throttle position sensor are set.

OBDII Code P0068 Volvo - Mass Air Flow / Throttle Position Correlation - AutoCodes.com — P0068 Volvo Code - Mass Air Flow / Throttle Position Correlation

What does this mean?

What are the Possible Causes of the DTC P0068 Volvo?

-Fault in the throttle position (TP) sensor circuit for the throttle unit.

How to Fix the DTC P0068 Volvo?

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 Volvo 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 Volvo code?

Need more information on how to fix the P0068 Volvo code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0068 Volvo code diagnosed by a professional: Find a repair shop in your area

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 P0068 Volvo Code

1. What are the common symptoms of OBDII code P0068 in a Volvo related to Mass Air Flow / Throttle Position Correlation?

- Common symptoms include poor acceleration, rough idling, stalling, and a decrease in fuel efficiency.

2. What are the possible causes of OBDII code P0068 in a Volvo?

- The code P0068 can be caused by issues such as a faulty mass air flow sensor, a faulty throttle position sensor, a vacuum leak, or a problem with the wiring/connectors.

3. How can I diagnose the OBDII code P0068 in my Volvo?

- Diagnosing the code involves checking the mass air flow sensor, throttle position sensor, and inspecting for any vacuum leaks. A scan tool can also help pinpoint the exact cause.

4. Can I drive my Volvo with the OBDII code P0068 present?

- It is not recommended to drive your vehicle with the code P0068 present, as it can lead to further engine damage and potential safety hazards.

5. How can I fix the OBDII code P0068 in my Volvo?

- Fixing the code may involve replacing the faulty mass air flow sensor or throttle position sensor, repairing any vacuum leaks, or addressing wiring/connectors issues. It is recommended to consult a qualified mechanic for proper diagnosis and repair.

6. Is it possible to reset the OBDII code P0068 in my Volvo without fixing the underlying issue?

- Resetting the code without fixing the underlying issue will only temporarily clear the check engine light. The code is likely to reappear until the root cause is addressed.

7. Are there any DIY repair tips for addressing the OBDII code P0068 in my Volvo?

- DIY tips include checking for loose or damaged wiring, ensuring proper sensor connections, and inspecting for any visible signs of damage or leaks in the intake system.

8. How much does it typically cost to repair the OBDII code P0068 in a Volvo at a repair shop?

- The cost of repair can vary depending on the exact cause of the code and the labor rates in your area. It is advisable to obtain quotes from different repair shops for an accurate estimate.

9. Can a dirty air filter trigger the OBDII code P0068 in a Volvo?

- A dirty air filter can restrict airflow and affect sensor readings, potentially contributing to triggering the code P0068. It is recommended to regularly replace the air filter as part of routine maintenance.

10. Will driving my Volvo with the OBDII code P0068 damage the engine?

- Continuing to drive with the code P0068 present can potentially cause damage to the engine over time, as the issue may lead to poor performance and incorrect fuel-to-air ratios. It is best to address the problem promptly.