AutoCodes – Generic – P008D

P008D Code - Fuel Cooler Pump Control Circuit Low

Quick Answer

The Powertrain Control Module (PCM) monitors the Fuel Cooler Pump Control Circuit signal. Common causes include Faulty Fuel Cooler Pump, Fuel Cooler Pump harness is open or shorted, Fuel Cooler Pump 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: P008D indicates Fuel Cooler Pump Control Circuit Low.
Common causes: Common causes include Faulty Fuel Cooler Pump, Fuel Cooler Pump harness is open or shorted, Fuel Cooler Pump 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 4,965

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 Apr 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P008D Description

The Powertrain Control Module (PCM) monitors the Fuel Cooler Pump Control Circuit signal. The PCM sets the OBDII code when the Fuel Cooler Pump Control signal is out of factory specifications.

OBDII Code P008D - Fuel Cooler Pump Control Circuit Low - AutoCodes.com — P008D Code - Fuel Cooler Pump Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC P008D?

Faulty Fuel Cooler Pump
Fuel Cooler Pump harness is open or shorted
Fuel Cooler Pump circuit poor electrical connection

How to Fix the DTC P008D?

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 P008D 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 P008D code?

Need more information on how to fix the P008D code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P008D code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P008D Ford — Fuel Cooler Pump Control Circuit Low

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 P008D Code

1. What does the OBDII code P008D mean?

P008D indicates a low voltage or malfunction in the fuel cooler pump control circuit, which is responsible for controlling the pump that helps cool the fuel.

2. What are the common symptoms of code P008D?

Symptoms may include engine performance issues, poor fuel efficiency, illuminated check engine light, and, in some cases, engine overheating.

3. What causes the P008D code to appear?

Common causes include a faulty fuel cooler pump, damaged wiring or connectors in the pump circuit, a blown fuse, or a malfunctioning powertrain control module (PCM).

4. Can I drive with a P008D code?

Driving with a P008D code is not recommended as it may lead to poor fuel cooling, reduced engine performance, or even long-term engine damage.

5. How can I diagnose the P008D code?

Start by inspecting the fuel cooler pump, wiring, and connectors for damage or corrosion. Use a multimeter to check for proper voltage and continuity in the circuit.

6. How do I fix the P008D code?

Repairs might include replacing a faulty fuel cooler pump, repairing or replacing damaged wiring or connectors, or replacing a blown fuse in the circuit.

7. How much does it cost to fix a P008D code?

Repair costs depend on the issue, ranging from $50 for a simple wiring fix to $500 or more for a new fuel cooler pump replacement.

8. Can a clogged fuel filter cause the P008D code?

While a clogged fuel filter isn’t a direct cause, it can lead to fuel system performance issues, which may indirectly affect the fuel cooler pump's operation.

9. What tools are needed to troubleshoot the P008D code?

Tools often include an OBDII scanner, multimeter, wiring diagram for the vehicle, and basic hand tools for inspecting and repairing components.

10. Will clearing the code fix the issue?

Clearing the code without addressing the underlying problem will only temporarily remove the warning. The code will likely return if the issue isn’t resolved.