AutoCodesFord – P1168 Ford

P1168 Ford 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 Ford 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 19,409
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 06, 2019
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Code P1168 Ford 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 Ford - Fuel Rail Pressure Sensor Condition Low Pressure - AutoCodes.com
P1168 Ford Code - Fuel Rail Pressure Sensor Condition Low Pressure

What are the Possible Causes of the DTC P1168 Ford?

  • 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 Ford?

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 Ford 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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Need Help with the Code?

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Information for Specific Ford Models

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 Ford Code

1. What does the OBDII code P1168 mean on a Ford vehicle?

P1168 indicates that the fuel rail pressure sensor has detected a condition of low pressure in the fuel rail system, which could impact engine performance.

2. What are the common symptoms of P1168 on a Ford vehicle?

Symptoms may include rough idling, poor fuel efficiency, difficulty starting the engine, reduced power, and an illuminated check engine light.

3. What causes the P1168 code on a Ford vehicle?

Common causes include a faulty fuel rail pressure sensor, a failing fuel pump, clogged fuel filters, or issues with the fuel injectors.

4. Can I drive my Ford vehicle with the P1168 code active?

It’s not recommended to drive for extended periods with this code active as low fuel pressure can cause engine misfires and damage components over time.

5. How do I diagnose the P1168 code on a Ford vehicle?

Start by inspecting the fuel rail pressure sensor and wiring, checking fuel pressure with a gauge, and scanning for related trouble codes to pinpoint the issue.

6. How do I fix the P1168 code on a Ford vehicle?

Repair options include replacing the fuel rail pressure sensor, cleaning or replacing clogged fuel filters, or repairing the fuel pump or injectors if necessary.

7. How much does it cost to fix the P1168 code on a Ford vehicle?

Repair costs can vary depending on the issue but typically range from $150 to $500 for parts and labor.

8. Can a dirty fuel filter cause the P1168 code on a Ford vehicle?

Yes, a clogged fuel filter can restrict fuel flow and cause low pressure, triggering the P1168 code.

9. Will resetting the check engine light fix the P1168 code on a Ford vehicle?

Resetting the light won’t fix the underlying issue; the cause of the low fuel pressure must be identified and repaired.

10. How can I prevent the P1168 code from occurring again on my Ford vehicle?

Regular maintenance, such as replacing fuel filters on schedule and using high-quality fuel, can help prevent low fuel pressure issues.

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