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P0603 2007 Ford Fusion Code - ECM Keep Alive Memory Test Error

- Code Popularity: 2,474 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0603 2007 Ford Fusion?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Loose or poor battery terminal connection
  • Low battery charge
  • ECM power supply circuit is open or shorted
  • ECM Programing
  • Faulty ECM
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How to Fix the DTC P0603 2007 Ford Fusion?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

Start by charging the vehicles battery and clean terminal, once the battery is charged and the terminals are clean and secure, erase code. If the code comes back ON you may have to reprogram or replaced ECM

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0603 2007 Ford Fusion code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

Indicates the ECM has experienced an internal memory fault.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine may not start

Code P0603 2007 Ford Fusion Description

Indicates the Powertrain Control Module (PCM) has experienced an internal memory concern. However, there are external items that can cause this DTC.

OBDII Code P0603 2007 Ford Fusion - ECM Keep Alive Memory Test Error - AutoCodes.com
P0603 2007 Ford Fusion Code - ECM Keep Alive Memory Test Error

Need More Information on the Code?

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Code P0603 2007 Ford Fusion comments

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