Engine-CodesGeneric – P008E

P008E Code - Fuel Cooler Pump Control Circuit High

Quick Answer

The P008E code indicates a problem with the fuel cooler pump control circuit being too high. Common causes include Faulty fuel cooler pump, Wiring issues or shorts in the control circuit, Blown fuse related to the fuel cooler pump. 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
P008E indicates Fuel Cooler Pump Control Circuit High.
Common causes
Common causes include Faulty fuel cooler pump, Wiring issues or shorts in the control circuit, Blown fuse related to the fuel cooler pump.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P008E Description

The P008E code indicates a problem with the fuel cooler pump control circuit being too high. The fuel cooler pump is responsible for circulating fuel through a heat exchanger to cool it down before it enters the engine. When the control circuit is registering as high, it means that the voltage levels in the circuit are above the specified parameters. This can lead to inefficient cooling of the fuel and potentially cause damage to the engine due to overheating.

OBDII Code P008E - Fuel Cooler Pump Control Circuit High
P008E Code - Fuel Cooler Pump Control Circuit High

Common Causes of P008E

  1. Faulty fuel cooler pump
  2. Wiring issues or shorts in the control circuit
  3. Blown fuse related to the fuel cooler pump
  4. Malfunctioning pump control module
  5. Corrosion or damage to electrical connections

Symptoms of P008E

  1. Reduced fuel efficiency
  2. Engine overheating
  3. Engine misfires
  4. Check engine light illuminated
  5. Engine stalling or rough idling

How to Fix P008E

  1. Begin by conducting a visual inspection of the fuel cooler pump, wiring, and connections to check for any obvious signs of damage or wear.
  2. Use a multimeter to test the voltage levels in the fuel cooler pump control circuit to determine if they are within the specified parameters.
  3. If the voltage levels are too high, check the pump control module for any faults and replace if necessary.
  4. Test the fuel cooler pump itself to ensure it is functioning properly and replace if it is found to be faulty.
  5. Clear the diagnostic trouble codes using a scan tool and test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P008E

The cost of repairing a fuel cooler pump control circuit high issue can vary depending on the specific cause of the problem and the make and model of the vehicle. On average, you can expect to pay between $200 and $500 for parts and labor. Keep in mind that labor rates at auto repair shops can vary, so it's recommended to get a few quotes from different shops in your area to ensure you're getting a fair price.

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Code P008E Information for Specific Makes

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.

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