AutoCodes – Ford – P1168 1999 Ford F150

P1168 1999 Ford F150 Code - Fuel Rail Pressure Sensor Condition Low Pressure

Quick Answer

The Comprehensive Component Monitor (CCM) monitors the Fuel Rail Pressure (FRP) pressure for acceptable fuel pressure. Common causes include Faulty Fuel Rail Sensor, Fuel Rail Sensor harness is open or shorted, Fuel Rail 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: P1168 1999 Ford F150 indicates Fuel Rail Pressure Sensor Condition Low Pressure.
Common causes: Common causes include Faulty Fuel Rail Sensor, Fuel Rail Sensor harness is open or shorted, Fuel Rail 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.

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 1,927

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 06, 2019

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 P1168 1999 Ford F150 Description

The Comprehensive Component Monitor (CCM) monitors the Fuel Rail Pressure (FRP) pressure for acceptable fuel pressure. The Engine Control Module (ECM) detected the fuel pressure was low for the operating condition. The test fails when the fuel pressure falls below a calibrated value.

OBDII Code P1168 1999 Ford F150 - Fuel Rail Pressure Sensor Condition Low Pressure - AutoCodes.com — P1168 1999 Ford F150 Code - Fuel Rail Pressure Sensor Condition Low Pressure

What does this mean?

What are the Possible Causes of the DTC P1168 1999 Ford F150?

Faulty Fuel Rail Sensor
Fuel Rail Sensor harness is open or shorted
Fuel Rail Sensor circuit poor electrical connection
Low or no fuel

How to Fix the DTC P1168 1999 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1168 1999 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 P1168 1999 Ford F150 code?

Need more information on how to fix the P1168 1999 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1168 1999 Ford F150 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 P1168 1999 Ford F150 Code

1. What are common symptoms of OBDII code P1168 in a 1999 Ford F150 related to the Fuel Rail Pressure Sensor?

- Common symptoms include poor engine performance, rough idling, reduced fuel efficiency, and potentially stalling.

2. What causes the OBDII code P1168 in a 1999 Ford F150 indicating low pressure in the Fuel Rail Pressure Sensor?

- The code is usually triggered by issues with the fuel pump, fuel filter, fuel pressure regulator, or a malfunctioning fuel rail pressure sensor.

3. How can I diagnose the root cause of OBDII code P1168 in my 1999 Ford F150?

- A diagnostic scan tool can help identify the specific issue causing the low pressure condition. Checking the fuel system components and connections is also recommended.

4. Can a dirty fuel filter trigger the OBDII code P1168 in a 1999 Ford F150?

- Yes, a clogged or dirty fuel filter can restrict fuel flow and lead to low pressure in the fuel rail, triggering the P1168 code.

5. What are some repair tips for fixing the Fuel Rail Pressure Sensor low pressure condition in a 1999 Ford F150?

- Start by inspecting and replacing the fuel filter if necessary. Verify proper fuel pump operation and check for any leaks in the fuel system.

6. Is it safe to continue driving my 1999 Ford F150 with OBDII code P1168 related to low pressure in the Fuel Rail Pressure Sensor?

- It is not recommended to drive the vehicle with this code present, as it can lead to further damage and potential safety hazards. Seek professional help for diagnosis and repair.

7. How much does it typically cost to repair OBDII code P1168 in a 1999 Ford F150 at a mechanic or dealership?

- Repair costs can vary depending on the exact cause of the issue, but expect to pay for diagnostic fees, replacement parts, and labor, which can range from $200 to $500 or more.

8. Can resetting the OBDII system clear the P1168 code in a 1999 Ford F150 temporarily?

- Resetting the system may temporarily clear the code, but if the underlying issue causing the low pressure condition is not fixed, the code is likely to reappear after some driving cycles.

9. Are there any recalls or service bulletins related to OBDII code P1168 in a 1999 Ford F150?

- It's recommended to check with Ford dealerships or online resources for any related recalls or service bulletins that address the Fuel Rail Pressure Sensor condition on the 1999 F150.

10. How important is it to address the OBDII code P1168 in a 1999 Ford F150 promptly?

- Promptly addressing this code is crucial to prevent potential engine damage, poor performance, and unsafe driving conditions. Ignoring the issue can lead to more costly repairs in the future.