AutoCodes – Ford – P1238 2007 Ford Fusion

P1238 2007 Ford Fusion Code - Fuel Pump Secondary Circuit Fault

Quick Answer

This DTC indicates the Fuel Pump Driver Module (FPDM2) detected a fuel pump secondary circuit concern. Common causes include Faulty Fuel Pump Driver Module (FPDM), Fuel Pump Driver Module (FPDM) harness is open or shorted, Fuel Pump Driver Module (FPDM) 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
P1238 2007 Ford Fusion indicates Fuel Pump Secondary Circuit Fault.
Common causes
Common causes include Faulty Fuel Pump Driver Module (FPDM), Fuel Pump Driver Module (FPDM) harness is open or shorted, Fuel Pump Driver Module (FPDM) 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 1,741
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 20, 2019
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Code P1238 2007 Ford Fusion Description

This DTC indicates the Fuel Pump Driver Module (FPDM2) detected a fuel pump secondary circuit concern. The FPDM2 sends a message to the Powertrain Control Module (PCM) through the fuel pump monitor (FPM2) circuit, indicating this concern was detected. The PCM sets the DTC when the message is received.
OBDII Code P1238 2007 Ford Fusion - Fuel Pump Secondary Circuit Fault - AutoCodes.com
P1238 2007 Ford Fusion Code - Fuel Pump Secondary Circuit Fault

What are the Possible Causes of the DTC P1238 2007 Ford Fusion?

  • Faulty Fuel Pump Driver Module (FPDM)
  • Fuel Pump Driver Module (FPDM) harness is open or shorted
  • Fuel Pump Driver Module (FPDM) circuit poor electrical connection
  • Faulty fuel pump

How to Fix the DTC P1238 2007 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 P1238 2007 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.

Need more information about the P1238 2007 Ford Fusion 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 P1238 2007 Ford Fusion Code

1. What does OBDII code P1238 mean on a 2007 Ford Fusion?

It indicates a "Fuel Pump Secondary Circuit Fault," meaning the fuel pump's secondary electrical circuit is experiencing an issue.

2. What are the common symptoms of code P1238 in a 2007 Ford Fusion?

Symptoms may include engine stalling, difficulty starting, loss of power, or the engine not starting at all.

3. What causes the P1238 code to appear on a 2007 Ford Fusion?

Common causes include a faulty fuel pump, damaged wiring or connectors in the fuel pump circuit, a failing fuel pump relay, or a blown fuse.

4. Can I drive my 2007 Ford Fusion with the P1238 code?

Driving with this code is not recommended, as it may lead to engine stalling or failure to start, potentially leaving you stranded.

5. How can I diagnose the P1238 code on my 2007 Ford Fusion?

Check the fuel pump fuse, inspect wiring and connectors for damage, test the fuel pump relay, and verify the fuel pump's operation with a multimeter or diagnostic tool.

6. How is the P1238 code typically fixed?

Repairs may include replacing a damaged fuel pump, repairing faulty wiring or connectors, replacing the fuel pump relay, or replacing a blown fuse.

7. What tools do I need to troubleshoot the P1238 code on a 2007 Ford Fusion?

A multimeter, OBDII scanner, and basic hand tools are typically needed for diagnosis and repair.

8. How much does it cost to repair the P1238 code on a 2007 Ford Fusion?

Repair costs vary, but replacing a fuel pump can range from $300 to $800, while smaller fixes like replacing a fuse or relay are usually under $50.

9. Can a bad fuel pump relay cause the P1238 code?

Yes, a failing or stuck fuel pump relay can disrupt the secondary circuit and trigger the P1238 code.

10. Is the P1238 code a common issue for the 2007 Ford Fusion?

While not extremely common, it can occur due to aging components or electrical issues in the fuel pump circuit.

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