Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2014F-450 SUPER DUTY PLATINUM, RWDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (DIESEL)DTC DIAGNOSISP0603: INTERNAL CONTROL MODULE KEEP ALIVE MEMORY (KAM) ERROR
2014 Ford F-450 Super Duty Platinum, RWD
P0603: Internal Control Module Keep Alive Memory (KAM) Error
2014 Ford F-450 Super Duty Platinum, RWDSECTION P0603: Internal Control Module Keep Alive Memory (KAM) Error
P0603 - INTERNAL CONTROL MODULE KEEP ALIVE MEMORY (KAM) ERROR
| Description: This DTC sets when the PCM has experienced an internal memory concern. | |||
Possible Causes:
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| Diagnostic Aids: This DTC may set if the voltage to the PCM is interrupted due to a battery or PCM disconnect. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test PINPOINT TEST Z: KEEP ALIVE POWER (KAPWR) . | ||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.