18-014-26

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• **P20CF - 00 Exhaust After treatment Fuel Injector "A" Stuck Open.
• P20DB - 00 Exhaust After treatment Fuel Supply Control Stuck Open.
• U0109 - 00 Lost Communication With Fuel Pump Control Module.
• P1451 - 00 Diesel Particulate Filter System Performance.
• P2463 - 00 Diesel Particulate Filter Restriction - Soot Accumulation Bank 1.
• P2459 - 00 Diesel Particulate Filter Regeneration Too Frequent.**
• P0087-00 - Fuel Rail Pressure Too Low.
• P2540-00 - Low Pressure Fuel System Sensor Circuit Range/performance.
• P2543-00 - Low Pressure Fuel System Sensor Circuit Intermittent.
• P214D-00 - SCR NOX Catalyst Outlet Temperature Too High During Particulate Filter Regeneration.
• P242B-00 - Exhaust Gas Temperature Sensor Circuit Performance - Bank 1 Sensor 3.
• P24DA-00 - Particulate Matter Sensor Exhaust Sample Error Bank 1.
• P20EE-00 - SCR Nox Catalyst Efficiency Below Threshold - Bank 1 Catalyst 1.
• P226C-00 - Turbocharger Boost Control "A" Slow Response.
• P2281-00 - Air Leak Between MAF And Throttle Body.
• P229F-00 - NOX Sensor Circuit Range/performance - Bank 1.
• P0100-00 - Mass Or Volume Air Flow Sensor "A" Circuit.
• P203F-00 - Reductant Level Too Low.
• P0423-00 - Heated Catalyst Efficiency Below Threshold Bank 1.
• P0263-00 - Cylinder 1 Contribution-Balance.
• P0266-00 - Cylinder 2 Contribution-Balance.
• P0269-00 - Cylinder 3 Contribution-Balance.
• P0272-00 - Cylinder 4 Contribution-Balance.
• P0275-00 - Cylinder 5 Contribution-Balance.
• P0278-00 - Cylinder 6 Contribution/Balance.
• P026B-00 - Injection Timing Performance.
• P020A-00 - Cylinder 1 Injection Timing.
• P020B-00 - Cylinder 2 Injection Timing.
• P020C-00 - Cylinder 3 Injection Timing.
• P020D-00 - Cylinder 4 Injection Timing. B18 FSAR-TSB-6872 -2-
• P020E-00 - Cylinder