AutoCodes – Ford – P2127 2006 Ford Fusion

P2127 2006 Ford Fusion Code - Throttle/Pedal Position Sensor/Switch 'E' Circuit Low

Quick Answer

The Accelerator Pedal Position (APP) sensor is an input to the Powertrain Control Module (PCM) and used to determine the amount of torque requested by the operator. Common causes include Faulty Accelerator Pedal Position (APP) Sensor, Accelerator Pedal Position (APP) Sensor harness is open or shorted, Accelerator Pedal Position (APP) 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: P2127 2006 Ford Fusion indicates Throttle/Pedal Position Sensor/Switch 'E' Circuit Low.
Common causes: Common causes include Faulty Accelerator Pedal Position (APP) Sensor, Accelerator Pedal Position (APP) Sensor harness is open or shorted, Accelerator Pedal Position (APP) 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.

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Code Popularity 2,019

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
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2127 2006 Ford Fusion Description

The Accelerator Pedal Position (APP) sensor is an input to the Powertrain Control Module (PCM) and used to determine the amount of torque requested by the operator. There are 2 pedal position signals in the sensor. Both signals, APP and APP2, have a positive slope (increasing angle, increasing voltage), but are offset and increase at different rates. The 2 pedal position signals make sure the PCM receives a correct input even if 1 signal has a concern. The PCM determines if a signal is incorrect by calculating where it should be, inferred from the other signals. If a concern is present with one of the circuits the other input is used. There are 2 reference voltage circuits, 2 signal return circuits, and 2 signal circuits (a total of 6 circuits and pins) between the PCM and the APP sensor assembly. The pedal position signal is converted to pedal travel degrees (rotary angle) by the PCM. The software converts these degrees to counts, which is the input to the torque based strategy. The accelerator pedal position (APP) sensor 2 is out of self-test range low.

OBDII Code P2127 2006 Ford Fusion - Throttle/Pedal Position Sensor/Switch 'E' Circuit Low - AutoCodes.com — P2127 2006 Ford Fusion Code - Throttle/Pedal Position Sensor/Switch 'E' Circuit Low

What does this mean?

What are the Possible Causes of the DTC P2127 2006 Ford Fusion?

Faulty Accelerator Pedal Position (APP) Sensor
Accelerator Pedal Position (APP) Sensor harness is open or shorted
Accelerator Pedal Position (APP) Sensor circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P2127 2006 Ford Fusion?

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 P2127 2006 Ford Fusion 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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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 P2127 2006 Ford Fusion Code

1. What are the common symptoms of OBDII code P2127 in a 2006 Ford Fusion?

- Common symptoms include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.

2. What causes the Throttle/Pedal Position Sensor/Switch 'E' Circuit Low code in a 2006 Ford Fusion?

- The code P2127 is typically triggered by a faulty throttle position sensor, damaged wiring or connectors, or issues with the throttle body itself.

3. How can I diagnose the cause of OBDII code P2127 in my 2006 Ford Fusion?

- You can use a scan tool to read the code and check the throttle position sensor's voltage readings, inspect the wiring for any damage, and test the throttle body for proper operation.

4. Can I still drive my 2006 Ford Fusion with the Throttle/Pedal Position Sensor/Switch 'E' Circuit Low code?

- It is not recommended to drive your vehicle with this code present, as it can lead to unsafe driving conditions and potential further damage to the engine.

5. How can I repair OBDII code P2127 in my 2006 Ford Fusion?

- Repair options include replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, or cleaning and inspecting the throttle body.

6. Are there any DIY tips for fixing the Throttle/Pedal Position Sensor/Switch 'E' Circuit Low code in my 2006 Ford Fusion?

- While some basic troubleshooting like checking wiring connections can be done DIY, it is recommended to have a professional diagnose and repair this issue due to the complexity of the throttle system.

7. Will resetting the OBDII code P2127 in my 2006 Ford Fusion make it go away permanently?

- Resetting the code may temporarily remove the warning light, but if the underlying issue causing the code is not addressed, it is likely to reappear.

8. How much does it typically cost to repair the Throttle/Pedal Position Sensor/Switch 'E' Circuit Low code in a 2006 Ford Fusion?

- The cost of repairs can vary depending on the exact cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

9. Can a bad throttle position sensor cause other performance issues in my 2006 Ford Fusion besides triggering code P2127?

- Yes, a faulty throttle position sensor can lead to poor fuel economy, rough idle, and erratic throttle response in addition to triggering diagnostic trouble codes like P2127.

10. Is it necessary to have a professional mechanic clear the OBDII code P2127 after repairs in a 2006 Ford Fusion?

- While it is not necessary, it is recommended to have a professional clear the code to ensure proper diagnosis and to prevent any potential future issues related to the code.