DTC P0603: Internal Control Module Keep Alive Memory (KAM) Error
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, 2011 Ford Fusion, 2010 Mercury Milan, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
P0603 - INTERNAL CONTROL MODULE KEEP ALIVE MEMORY (KAM) ERROR
| Description: | Indicates the powertrain control module (PCM) has experienced an internal memory concern. However, there are external items that can cause this DTC. | ||
| Possible Causes: |
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| Diagnostic Aids: | If KAPWR is interrupted to the PCM because of a battery or PCM disconnect, a DTC can be generated on the first power-up. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST QB . | ||