P0123 1997 Ford F150 Code - Throttle Position Circuit High Input
Quick Answer
The Throttle Position Sensor (TPS) responds to the accelerator pedal movement. Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle 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
- P0123 1997 Ford F150 indicates Throttle Position Circuit High Input .
- Common causes
- Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle 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 P0123 1997 Ford F150 Description
Idle position of the throttle valve is determined by the ECM receiving the signal from the throttle position sensor. This sensor controls engine operation such as fuel cut. On the other hand, the Wide open and closed throttle position switch, which is built into the throttle position sensor unit, is not used for engine control.
What are the Possible Causes of the DTC P0123 1997 Ford F150?
- Faulty throttle position sensor
- Throttle position sensor harness is open or shorted
- Throttle position sensor circuit poor electrical connection
How to Fix the DTC P0123 1997 Ford F150?
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.
Code Tech Notes
A TP PID (TP V PID) reading greater than 93% (4.65 volts) in key ON engine OFF, continuous memory or key ON engine running indicates a hard fault.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0123 1997 Ford F150 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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Frequently Asked Questions about P0123 1997 Ford F150 Code
1. What are the common symptoms of OBDII code P0123 in a 1997 Ford F150?
- Common symptoms include poor acceleration, stalling, rough idling, and difficulty shifting gears.
2. What does the OBDII code P0123 "Throttle Position Circuit High Input" mean for a 1997 Ford F150?
- This code indicates that the throttle position sensor is reporting a higher than normal voltage to the vehicle's engine control module.
3. What are the possible causes of OBDII code P0123 in a 1997 Ford F150?
- The common causes include a faulty throttle position sensor, damaged wiring or connectors in the throttle position circuit, or a malfunctioning engine control module.
4. How can I diagnose the OBDII code P0123 in a 1997 Ford F150?
- Diagnosing this code typically involves using a scan tool to read the error codes, checking the throttle position sensor for proper operation, and inspecting the wiring and connectors for any damage.
5. Can I drive my 1997 Ford F150 with OBDII code P0123?
- It is not recommended to drive your vehicle with this code as it can lead to poor performance and potential safety hazards. It's best to address the issue promptly.
6. How do I repair OBDII code P0123 in my 1997 Ford F150?
- Repairing this code may involve replacing the throttle position sensor, repairing any damaged wiring or connectors, or reprogramming the engine control module if necessary.
7. Is it possible to reset OBDII code P0123 in a 1997 Ford F150 without fixing the underlying issue?
- While you can clear the error code with a scan tool, the underlying issue causing the code will persist, leading to the code reappearing until the problem is resolved.
8. Can a dirty throttle body cause OBDII code P0123 in a 1997 Ford F150?
- A dirty throttle body can potentially cause erratic readings from the throttle position sensor, leading to the code being triggered. Cleaning the throttle body may help resolve the issue.
9. How much does it cost to fix OBDII code P0123 in a 1997 Ford F150?
- The cost of fixing this code can vary depending on the specific issue causing it. Replacing a throttle position sensor can cost around $100-$200, while addressing wiring or module issues may be more expensive.
10. Will OBDII code P0123 cause my 1997 Ford F150 to fail an emissions test?
- Yes, this code can lead to increased emissions and potentially cause your vehicle to fail an emissions test. It's important to address the issue to ensure your vehicle meets emissions standards.
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