The P2168: Throttle/Pedal Position Sensor ‘F’ Maximum Stop Performance refers to an issue where the throttle or pedal position sensor ‘F’ does not properly register the maximum stop position. This problem may arise due to a faulty sensor, calibration issues, or mechanical problems with the throttle or pedal mechanism.
P2168 – Quick Overview
| Code | Information |
|---|---|
| Meaning | P2168: Throttle/Pedal Position Sensor ‘F’ Maximum Stop Performance |
| Is it serious? | Yes, it can affect throttle response and vehicle acceleration, impacting drivability and safety. |
| Possible causes | – Faulty throttle/pedal position sensor ‘F’ – Sensor calibration issues – Mechanical problems with the throttle or pedal |
| How to diagnose? | – Test the throttle/pedal position sensor ‘F’ for performance issues – Verify sensor calibration – Inspect the throttle and pedal mechanism for issues |
P2168 Meaning
The P2168: Throttle/Pedal Position Sensor ‘F’ Maximum Stop Performance code indicates that the engine control module (ECM) has detected an issue with the maximum stop position of throttle or pedal position sensor ‘F’. This sensor provides critical information about the throttle or pedal position, which controls air intake and directly affects the vehicle’s acceleration. A malfunction can lead to throttle response problems or erratic vehicle performance.
Step-by-step diagnostic guide
| Action | Description | Tools Needed |
|---|---|---|
| Check for Other Codes | Use an OBD-II scanner to check for additional related codes, which might offer more insight into the root issue. | OBD-II Scanner |
| Inspect Throttle and Pedal Mechanism | Visually inspect the throttle and pedal mechanism for any signs of wear, damage, or obstructions that could interfere with sensor performance. | Flashlight, Safety Gloves |
| Test Throttle/Pedal Position Sensor ‘F’ | Use a multimeter or diagnostic tool to test throttle/pedal position sensor ‘F’ for proper performance. Compare the sensor’s readings to manufacturer specifications. | Multimeter, Diagnostic Tool |
| Verify Sensor Calibration | Check the calibration of throttle/pedal position sensor ‘F’ to ensure it is working within the manufacturer’s specifications. Recalibrate if necessary. | Calibration Tool (if needed) |
| Check for Mechanical Issues | Inspect the throttle body, linkage, and pedal assembly for any mechanical problems that could affect the sensor’s operation. | Flashlight, Wrenches |
| Repair or Replace Faulty Components | If the throttle/pedal position sensor ‘F’ or other components are found to be faulty, repair or replace them as needed to resolve the issue. | Replacement Parts, Tools |
| Clear the Code and Test Drive | After completing repairs, clear the P2168 code using an OBD-II scanner and take the vehicle for a test drive to confirm the issue is resolved. | OBD-II Scanner |
| Recheck for Codes | After the test drive, re-scan the vehicle to ensure the P2168 code does not return. | OBD-II Scanner |
Free PDF: How to choose OBD2 scanner
I’ve made you a free PDF to choose the OBD2 scanner in 5 minutes.
✅ Which OBD2 scanner is best?
✅ Which type should you get (DIY, Pro, Hobby)
✅ What is the best scanner for the exact brand/feature (e.g best for BMW)
✅ How to get a Bi-Directional tool for as cheap as $40
✅ Discount coupons for scanners
PDF is 100% free and it is designed to help you pick a scanner in less than a few minutes! Not a boring 50-page guide.
Just tell me where to send it.
Hi, I am Juraj “Yuri” Lukacko. I got frustrated by unhelpful and scammy mechanics, so I decided to learn everything about car diagnostics myself. I test dozens of new car diagnostic tools every month along with learning new strategies to fix and customize cars. About Juraj Lukacko (Yuri)