Flash: 3.6L Diagnostic And System Improvements
This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software.
A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find one of the following Diagnostic Trouble
Code has been set:
P0607 - ECU Internal Performance
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.
Scan tool improved accuracy on mode 6, cylinder imbalance.