AutoCodesFord – P1288 2000 Ford F150

P1288 2000 Ford F150 Code - Cylinder Head Temperature Sensor Out of Self-Test Range

Quick Answer

The Cylinder Head Temperature (CHT) Sensor is mounted into the wall of the cylinder head and is not connected to any coolant passages. Common causes include Wrong thermostat, Engine overheated, Low engine coolant level. 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
P1288 2000 Ford F150 indicates Cylinder Head Temperature Sensor Out of Self-Test Range.
Common causes
Common causes include Wrong thermostat, Engine overheated, Low engine coolant level.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 4,549
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 23, 2021
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Code P1288 2000 Ford F150 Description

The Cylinder Head Temperature (CHT) Sensor is mounted into the wall of the cylinder head and is not connected to any coolant passages. The CHT sends a signal to the Powertrain Control Module (PCM) indicating the cylinder head temperature. If the temperature exceeds 126°C (-258°F), the PCM disables four fuel injectors at a time. The PCM will alternate which four injectors are disabled every 32 engine cycles. The four cylinders that are not being fuel injected act as air pumps to aid in cooling the engine. If the temperature exceeds 154 °C (310°F), the PCM disables all of the fuel injectors until the engine temperature drops below 154°C (310°F).
OBDII Code P1288 2000 Ford F150 - Cylinder Head Temperature Sensor Out of Self-Test Range - AutoCodes.com
P1288 2000 Ford F150 Code - Cylinder Head Temperature Sensor Out of Self-Test Range

What are the Possible Causes of the DTC P1288 2000 Ford F150?

  • Wrong thermostat
  • Engine overheated
  • Low engine coolant level
  • Faulty Cylinder Head Temperature (CHT) sensor
  • Cylinder Head Temperature sensor harness is open or shorted
  • Cylinder Head Temperature sensor circuit poor electrical connection

How to Fix the DTC P1288 2000 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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1288 2000 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.

Need more information about the P1288 2000 Ford F150 code?

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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 P1288 2000 Ford F150 Code

1. What are the common symptoms of OBDII code P1288 in a 2000 Ford F150?

- Common symptoms include poor engine performance, rough idle, decreased fuel efficiency, and potential overheating.

2. What does the OBDII code P1288 for a 2000 Ford F150 indicate?

- The code indicates that the Cylinder Head Temperature Sensor is out of self-test range, suggesting a problem with the sensor or its circuit.

3. What are the potential causes of the Cylinder Head Temperature Sensor being out of self-test range in a 2000 Ford F150?

- Possible causes include a faulty temperature sensor, wiring issues, a corroded connector, or a problem with the sensor circuit.

4. How can I diagnose the cause of OBDII code P1288 in my 2000 Ford F150?

- Diagnose the code by checking the sensor's wiring and connections, testing the sensor's resistance, and inspecting for any signs of damage or corrosion.

5. Can I continue driving my 2000 Ford F150 with OBDII code P1288?

- It is not recommended to continue driving with this code as it can lead to engine performance issues and potential overheating problems.

6. How can I repair OBDII code P1288 in my 2000 Ford F150?

- Repair options include replacing the Cylinder Head Temperature Sensor, repairing any damaged wiring or connectors, and clearing the trouble codes.

7. Is it possible to reset OBDII code P1288 in a 2000 Ford F150 without fixing the issue?

- While you can clear the code temporarily, it is important to diagnose and repair the underlying issue to prevent further problems.

8. Can a DIY enthusiast fix OBDII code P1288 in a 2000 Ford F150?

- DIY enthusiasts with some mechanical knowledge can attempt to diagnose and fix this code by following repair guides and using basic tools.

9. Will fixing OBDII code P1288 improve my 2000 Ford F150's fuel efficiency?

- Yes, addressing the Cylinder Head Temperature Sensor issue can help restore optimal engine performance and improve fuel efficiency.

10. How much can I expect to pay for repairing OBDII code P1288 in a 2000 Ford F150?

- The cost of repairs can vary depending on the cause of the issue, but it typically ranges from $100 to $300 for parts and labor.

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