# P009A on the 2014 Jeep Grand Cherokee

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P009A

- [10221082](https://open.wenmarpro.com/bulletins/10221082), 2022-09-26: 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 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\-00 \- Oil Viscosity Too Low. P200A\-00 \- Intake Manifold Runner Performance \- Bank 1. P200B\-00 \- Intake Manifold Runner Performance \- Bank 2. P202E\-00 \- Reductant Injection Valve Circui
- [10218810](https://open.wenmarpro.com/bulletins/10218810), 2022-08-29: Flash: MIL Illumination \- Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module \(PCM\) with new software. Some customers may experience a condition that the Oil Life Monitor shows faster then expected oil life deterioration. Software enhancements will address this issue. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? P0087\-00 \- FUEL RAIL PRESSURE TOO LOW ? 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 \(BANK 1\) ? P0426\-00 \- CATALYST TEMPERATURE SENSOR CIRCUIT PERFORMANCE \(BANK 1 SENSOR 1\) ? P050E\-00 \- COLD START ENGINE EXHAUST TEMPERATURE TOO LOW ? P05F8\-00 REDUCTANT HEATER CONTROL MODULE PERFORMANCE ? P061B\-00 \- INTERNAL CONTROL MODULE TORQUE CALCULATION PERFORMANCE ? P062B\-00 \- INTERNAL CONTROL MODULE FUEL INJECTOR CONTROL CIRCUIT PERFORMANCE ? P0128\-00 \- THERMOSTAT RATIONALITY ? P1D30\-00 \- OIL VISCOSITY TOO LOW ? P200A\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 1 ? P200B\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 2 ? P202E\-00 \- REDUCTANT INJECTION VALVE CIRCUIT PERFORMANCE ? P203E\-00 \- REDUCTANT LEVEL SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC ? P204F\-00 \- REDUCTANT SYSTEM PERFORMANCE ? P2080\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE ? P2084\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE \- BANK 1 SENSOR 2 ? P20BA\-00 \- REDUCTANT HEATER 1 CONTROL CIRCUIT PERFORMANCE ? P20BE\-00 \- REDUCTANT PRESSURE LINE HEATER CONTROL CIRCUIT PERFORMANCE ? P20EE\-00 \- SCR NOX CATALYST EFFICIENCY BELOW THRESHOLD BANK 1 ? P20C2\-00 \- REDUCTANT HE
- [10217969](https://open.wenmarpro.com/bulletins/10217969), 2022-08-22: Flash: MIL Illumination \- Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module \(PCM\) with new software. Some customers may experience a condition that the Oil Life Monitor shows faster then expected oil life deterioration. Software enhancements will address this issue. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? P0087\-00 \- FUEL RAIL PRESSURE TOO LOW ? 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 \(BANK 1\) ? P0426\-00 \- CATALYST TEMPERATURE SENSOR CIRCUIT PERFORMANCE \(BANK 1 SENSOR 1\) ? P050E\-00 \- COLD START ENGINE EXHAUST TEMPERATURE TOO LOW ? P05F8\-00 REDUCTANT HEATER CONTROL MODULE PERFORMANCE ? P061B\-00 \- INTERNAL CONTROL MODULE TORQUE CALCULATION PERFORMANCE ? P062B\-00 \- INTERNAL CONTROL MODULE FUEL INJECTOR CONTROL CIRCUIT PERFORMANCE ? P0128\-00 \- THERMOSTAT RATIONALITY ? P1D30\-00 \- OIL VISCOSITY TOO LOW ? P200A\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 1 ? P200B\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 2 ? P202E\-00 \- REDUCTANT INJECTION VALVE CIRCUIT PERFORMANCE ? P203E\-00 \- REDUCTANT LEVEL SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC ? P204F\-00 \- REDUCTANT SYSTEM PERFORMANCE ? P2080\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE ? P2084\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE \- BANK 1 SENSOR 2 ? P20BA\-00 \- REDUCTANT HEATER 1 CONTROL CIRCUIT PERFORMANCE ? P20BE\-00 \- REDUCTANT PRESSURE LINE HEATER CONTROL CIRCUIT PERFORMANCE ? P20EE\-00 \- SCR NOX CATALYST EFFICIENCY BELOW THRESHOLD BANK 1 ? P20C2\-00 \- REDUCTANT HE
- [10217706](https://open.wenmarpro.com/bulletins/10217706), 2022-08-15: Flash: MIL Illumination \- Remote Start, Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module \(PCM\) with new software. Some customers may experience a condition that the Remote Start will not start the vehicle in cold 14° F \(\-10° C\) ambient temperatures. Software enhancements will help this issue. Some customers may experience a condition that the Oil Life Monitor shows faster then expected oil life deterioration. Software enhancements will address this issue. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? P0087\-00 \- FUEL RAIL PRESSURE TOO LOW ? 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 \(BANK 1\) ? P0426\-00 \- CATALYST TEMPERATURE SENSOR CIRCUIT PERFORMANCE \(BANK 1 SENSOR 1\) ? P050E\-00 \- COLD START ENGINE EXHAUST TEMPERATURE TOO LOW ? P05F8\-00 REDUCTANT HEATER CONTROL MODULE PERFORMANCE ? P061B\-00 \- INTERNAL CONTROL MODULE TORQUE CALCULATION PERFORMANCE ? P062B\-00 \- INTERNAL CONTROL MODULE FUEL INJECTOR CONTROL CIRCUIT PERFORMANCE ? P0128\-00 \- THERMOSTAT RATIONALITY ? P1D30\-00 \- OIL VISCOSITY TOO LOW ? P200A\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 1 ? P200B\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 2 ? P202E\-00 \- REDUCTANT INJECTION VALVE CIRCUIT PERFORMANCE ? P203E\-00 \- REDUCTANT LEVEL SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC ? P204F\-00 \- REDUCTANT SYSTEM PERFORMANCE ? P2080\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE ? P2084\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE \- BANK 1 SENSOR 2 ? P20BA\-00 \- REDUCTANT HEATER 1 CONTROL CIRCUI
- [10148929](https://open.wenmarpro.com/bulletins/10148929), 2018-11-26: 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: ? P20C2\-00 \- Reductant Heater 3 Control Circuit Performance. ? P204F\-00 \- Reductant System Performance. ? P20E9\-00 \- Reductant Pressure Too High. ? P249C\-00 \- Excessive Time To Enter Closed Loop Reductant Injection Timing Control. ? P1288\-00 \- NOX Sensor 1/2 Zero Offset Too High. ? P2002\-00 \- Diesel Particulate Filter Efficiency Below Threshold. ? P2299\-00 \- Brake Pedal Position / Accelerator Pedal Position Incompatible. ? P241d\-00 \- Scr Inducement \- Forced Engine Shutdown. ? 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. ? 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 Ai
- [10144840](https://open.wenmarpro.com/bulletins/10144840), 2018-09-24: 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: ? P20C2 \- Reductant Heater 3 Control Circuit Performance. ? P204F \- Reductant System Performance. ? P20E9 \- Reductant Pressure Too High. ? 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
- [10141221](https://open.wenmarpro.com/bulletins/10141221), 2018-06-18: Flash: MIL Illumination \- Remote Start, Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module \(PCM\) with new software. Some customers may experience a condition that the Remote Start will not start the vehicle in cold 14° F \(\-10° C\) ambient temperatures. Software enhancements will help this issue. Some customers may experience a condition that the Oil Life Monitor shows faster then expected oil life deterioration. Software enhancements will address this issue. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? P0087\-00 \- FUEL RAIL PRESSURE TOO LOW ? 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 \(BANK 1\) ? P0426\-00 \- CATALYST TEMPERATURE SENSOR CIRCUIT PERFORMANCE \(BANK 1 SENSOR 1\) ? P050E\-00 \- COLD START ENGINE EXHAUST TEMPERATURE TOO LOW ? P05F8\-00 REDUCTANT HEATER CONTROL MODULE PERFORMANCE ? P061B\-00 \- INTERNAL CONTROL MODULE TORQUE CALCULATION PERFORMANCE ? P062B\-00 \- INTERNAL CONTROL MODULE FUEL INJECTOR CONTROL CIRCUIT PERFORMANCE ? P0128\-00 \- THERMOSTAT RATIONALITY ? P1D30\-00 \- OIL VISCOSITY TOO LOW ? P200A\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 1 ? P200B\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 2 ? P202E\-00 \- REDUCTANT INJECTION VALVE CIRCUIT PERFORMANCE ? P203E\-00 \- REDUCTANT LEVEL SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC ? P204F\-00 \- REDUCTANT SYSTEM PERFORMANCE ? P2080\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE ? P2084\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE \- BANK 1 SENSOR 2 ? P20BA\-00 \- REDUCTANT HEATER 1 CONTROL CIRCUI
- [10139912](https://open.wenmarpro.com/bulletins/10139912), 2018-06-11: 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\-00 \- Oil Viscosity Too Low P200A\-00 \- Intake Manifold Runner Performance \- Bank 1 P200B\-00 \- Intake Manifold Runner Performance \- Bank 2
- [10139789](https://open.wenmarpro.com/bulletins/10139789), 2018-06-11: Flash: MIL Illumination 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 or more of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? 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 High. ? 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\-00 \- Oil Viscosity Too Low. ? P200A\-00 \- Intake Manifold Runne
- [10139643](https://open.wenmarpro.com/bulletins/10139643), 2018-06-11: Flash: MIL Illumination \- Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module \(PCM\) with new software. Some customers may experience a condition that the Oil Life Monitor shows faster then expected oil life deterioration. Software enhancements will address this issue. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Code\(s\) may have been set erroneously: ? P0087\-00 \- FUEL RAIL PRESSURE TOO LOW ? 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 \(BANK 1\) ? P0426\-00 \- CATALYST TEMPERATURE SENSOR CIRCUIT PERFORMANCE \(BANK 1 SENSOR 1\) ? P050E\-00 \- COLD START ENGINE EXHAUST TEMPERATURE TOO LOW ? P05F8\-00 REDUCTANT HEATER CONTROL MODULE PERFORMANCE ? P061B\-00 \- INTERNAL CONTROL MODULE TORQUE CALCULATION PERFORMANCE ? P062B\-00 \- INTERNAL CONTROL MODULE FUEL INJECTOR CONTROL CIRCUIT PERFORMANCE ? P0128\-00 \- THERMOSTAT RATIONALITY ? P1D30\-00 \- OIL VISCOSITY TOO LOW ? P200A\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 1 ? P200B\-00 \- INTAKE MANIFOLD RUNNER PERFORMANCE \- BANK 2 ? P202E\-00 \- REDUCTANT INJECTION VALVE CIRCUIT PERFORMANCE ? P203E\-00 \- REDUCTANT LEVEL SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC ? P204F\-00 \- REDUCTANT SYSTEM PERFORMANCE ? P2080\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE ? P2084\-00 \- EXHAUST GAS TEMPERATURE SENSOR CIRCUIT PERFORMANCE \- BANK 1 SENSOR 2 ? P20BA\-00 \- REDUCTANT HEATER 1 CONTROL CIRCUIT PERFORMANCE ? P20BE\-00 \- REDUCTANT PRESSURE LINE HEATER CONTROL CIRCUIT PERFORMANCE ? P20EE\-00 \- SCR NOX CATALYST EFFICIENCY BELOW THRESHOLD BANK 1 ? P20C2\-00 \- REDUCTANT HE