Flash: 3.0 L MIL Illumination Diagnostic and System Improvements
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 Code(s) may have been set:
P0087-00 - Fuel Rail Pressure Too Low.
P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold Bank 1.
P0171-00 - System Too Lean (Bank 1).
P0172-00 - System Too Rich (Bank 1).
P225C-00 - NOX Sensor Performance - Signal Stuck High Bank 1 Sensor 1.
P225D-00 - NOX Sensor 1/1 Performance - Signal Stuck Low.
P1288-00 - NOX Sensor 1/2 Zero Offset Too High.
P1289-00 - NOX Sensor 1/2 Zero Offset Too Low.
P1296-00 - EGR Slow Response - Increasing Flow.
P1297-00 - EGR Slow Response - Decreasing Flow.
P2BA9-00 - NOX Exceedence - Insufficient Reagent Quality.
P2080-00 - Exhaust Gas Temperature Sensor Circuit Performance.
P2084-00 - Exhaust Gas Temperature Sensor Circuit Performance-Bank 1 Sensor 2.
P0426-00 - Catalyst Temperature Sensor Circuit Performance Bank 1 Sensor 1.
P242B-00 - Exhaust Gas Temperature Sensor Circuit Performance-Bank 1 Sensor 3.
P062B-00 - Internal Control Module Fuel Injector Control Circuit Performance.
P0088-00 - Fuel Rail Pressure Too High.
P016F-00 - Closed Loop fuel Pressure Control At Limit - Pressure Too Low.
P009A-00 - Intake Air Temperature / Ambient Air Temperature Correlation.
P0234-00 - Turbocharger Overboost Condition.
P0420-00 - Catalyst Efficiency (Bank 1).
P050E-00 - Cold Start Engine Exhaust Temperature Too Low.
P05F8-00 - Reductant Heater Control Module Performance.
P061B-00 - Internal Control Module Torque Calculation Performance.
P0128-00 - Thermostat Rationality
P1D30-00Â - Oil Viscosity Too Low
P200A-00 - Intake Manifold Runner Performance - Bank 1
P200B-00 - Intake Manifold Runner Performance - Bank 2
