Flash: 6.4L Powertrain Diagnostic And System Enhancements
This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest
available software.
A small number of customers may experience a Malfunction Indicator Lamp (MIL)
illumination. Upon further investigation the Technician may find one or more of the
following Diagnostic Trouble Codes (DTCs) set in the PCM memory.
? P0300 - Multiple Cylinder Misfire
? P2096 - Downstream Fuel Trim System 1 Lean
? P2097 - Downstream Fuel Trim System 1 Rich
? P2098 - Downstream Fuel Trim System 2 Lean
? P2099 - Downstream Fuel Trim System 2 Rich
? P0513 - Invalid Skim Key - May set when pressing the remote start button on the
Frequency Operated Button/Integrated Key (FOBIK) and Keyless Ignition Node
(KIN) at the same time.
In addition to the DTCs listed above, customers may also experience one or more of the
following conditions:
? Unable to obtain top vehicle speed during aggressive Wide Open Throttle (WOT)
operation due to false spark knock/detonation detection.
? Less then desired engine performance on cold start.
