LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 758 (Engine Controls - Powertrain DTC Descriptions (Except Diesel & Hybrid) - DTC P023A - P060D) >> DTC P0603 - Internal Control Module Keep Alive Memory (KAM) Error

DTC P0603 - Internal Control Module Keep Alive Memory (KAM) Error

WARNING: This page does not describe the selected car, but rather 26 other vehicles, including the 2020 Lincoln Navigator, 2020 Lincoln Nautilus, 2020 Lincoln MKZ, 2020 Lincoln Corsair, and 2020 Lincoln Continental. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P0603 - INTERNAL CONTROL MODULE KEEP ALIVE MEMORY (KAM) ERROR

Description:  This DTC sets when the PCM has experienced an internal memory concern. However, there are external items that can cause this DTC.
Possible Causes: 
  • Reprogramming
  • Battery terminal corrosion
  • KAPWR to PCM interrupt/open
  • Incorrect battery connection
Diagnostic Aids:  If KAPWR is interrupted to the PCM because of a battery or PCM disconnect, this 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 .