P050B · 제조사 기술 자료

JEEP · 2019-05-04

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0456 - EVAP System Small Leak(APAC&EMEA with Sales Codes NA1 with NBQ or NB6 Only). P0128 - Thermostat Rationality(APAC&EMEA with Sales Codes NA1 with NBQ or NB6 Only). P050B - Cold Start Ignition Timing Performance(APAC&EMEA with Sales Codes NA1 with NBQ or NB6 Only). Customers may experience: Excessive fan noise when the A/C is on MAX output. Rough idle at engine start up in colder ambient temperatures. Software enhancements include:Electric vacuum pump (EVP)…

NISSAN · 2019-03-05

2017-2018 VERSA; MIL ON WITH DTC P050B IF YOU CONFIRM The Malfunction Indicator Light (MIL) is ON with Diagnostic Trouble Code (DTC) P050B (Cold Start Control) stored in the Engine Control Module (ECM). ACTION Reprogram the ECM, if applicable.

LEXUS · 2019-01-09

Dealer Packet: The engine ECU (electronic control unit) in the subject vehicles has improper programming which, under certain operating conditions, may result in improper emissions control for a short period following a cold start and can lead to the illumination of the malfunction indicator lamp. This issue does not affect other engine operating conditions. NOTE: This condition will set Diagnostic Trouble Code P050B.

LEXUS · 2018-03-28

TSB: Some 2018 model year LS 500 vehicles equipped with a V35A-FTS engine may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P050B00 (Cold Start Ignition Timing Performance). The Engine Control Module/ECM (SAE Term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition occurring. Follow the Repair Procedure in this bulletin to address this condition.

VOLVO · 2018-03-13

This is a Technical Journal: Check engine lamp and DTC - ECM P050B00

VOLVO · 2017-12-11

Check engine lamp and DTC - ECM P050B00.

NISSAN · 2017-07-14

2017 ROGUE SPORT; MIL ON WITH DTC P050B STORED IF YOU CONFIRM - The MIL is ON with P050B stored. And - No other drivability issues are present. ACTION 1. Refer to step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on. 2. If this bulletin applies, reprogram the ECM.

JAGUAR · 2016-12-13

Situation: The engine may experience idle fluctuation during cold start. The engine Malfunction Indicator Lamp (MIL) may be illuminated with P050B-93 set in the Powertrain Control Module (PCM).

JEEP · 2016-11-10

Flash: Powertrain 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 the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: P0335 - Crankshaft Position Sensor Circuit. P0456 - Evap System Small Leak. P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance.The following software enhancement is also available: Engine is hard to start at temperatures -29°C (-20°F) for vehicles utilizing E15 fuel only (Sales Code ECN). Cruise control acceleration rate may be considered objectionable to some customers if the accel…

CHRYSLER, DODGE · 2016-07-20

Flash: Powertrain Diagnostic and System ImprovementsThis bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience the following symptom or conditions or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following (DTCs):JC Vehicles equipped with a 2.4L engine (Sales Code ED3 or ED7):· **P0335 - Crankshaft Position Sensor Circuit. · P050B - Cold Start Ignition Timing Performance.· P2299 - Brake Pedal Position / Accelerator Pedal Position Incompatible.**· U0140 - Lost Communication With Body Control Module. Attempting to clear the DTC may be unsuccessful.· P0456 - Evap purge system small leak.· 2-1 downshift improvement.· Charging system duty…

CHRYSLER, DODGE · 2016-06-21

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) P050D - Cold Start Rough Idle. P0335 - Crankshaft Position Sensor Circuit. P1607 - PCM Internal Shutdown Timer Rationality. P0133 - O2 Sensor 1/1 Slow Response. P0456 - EVAP System Small Leak. P0480 - Cooling Fan 1 Control Circuit/Open. U0402 - Implausible Data Received From TCM. P2172 - High Airflow/Vacuum Leak Detected. P1D73 -…

CHRYSLER, DODGE · 2016-06-21

FLASH: 2.4L POWERTRAIN DIAGNOSTIC AND SYSTEM IMPROVEMENTS. 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 OR ONE OR MORE OF THE FOLLOWING CONDITIONS. UPON FURTHER INVESTIGATION THE TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS) SET IN THE PCM, MEMORY:2015 UF VEHICLES WITH (SALES CODES ED6, ED8)· P050D - COLD START ROUGH IDLE. P0335 - CRANKSHAFT POSITION SENSOR CIRCUIT. P1607 - PCM INTERNAL SHUTDOWN TIMER RATIONALITY. P0133 - O2 SENSOR 1/1 SLOW RESPONSE. P0456 - EVAP SYSTEM SMALL LEAK.· P0480 - COOLING FAN 1 CONTROL CIRCUIT/OPEN. U0402 - IMPLAUSIBLE DATA RECEIVED FROM TCM. P2172 - HIGH AIRFLOW/VACUUM LEAK DETECTED.P1D73 - AGS…

NISSAN · 2016-06-20

IF YOU CONFIRM The MIL is ON with DTC P050B (Cold Start Control) stored, and there are no drivability issues. ACTION 1. Refer to step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on. 2. If this bulletin applies, reprogram the ECM. See this bulletin for further detail.

NISSAN · 2016-06-03

IF YOU CONFIRM The MIL is ON with DTC P050B (Cold Start Control) stored, and there are no drivability issues. ACTION 1. For 2013 and 2014 models only - Inspect the color of the PCV valve, replace if the color is orange 2. If needed, for all applied models, reprogram the ECM. See this bulletin for further detail.

CHRYSLER, DODGE · 2016-06-02

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) · P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P1607 - PCM Internal Shutdown Timer Rationality. · P0133 - O2 Sensor 1/1 Slow Response. · P0456 - EVAP System Small Leak. · P0480 - Cooling Fan 1 Control Circuit/Open. · U0402 - Implausible Data Received From TCM. · P2172 - High Airflow/Vacuum Leak…

CHRYSLER, DODGE · 2016-06-02

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) P050D - Cold Start Rough Idle. P0335 - Crankshaft Position Sensor Circuit. P1607 - PCM Internal Shutdown Timer Rationality. P0133 - O2 Sensor 1/1 Slow Response. P0456 - EVAP System Small Leak. P0480 - Cooling Fan 1 Control Circuit/Open. U0402 - Implausible Data Received From TCM. P2172 - High Airflow/Vacuum Leak Detected. P1D73 -…

CHRYSLER, DODGE · 2016-05-18

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) · **P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P1607 - PCM Internal Shutdown Timer Rationality. · P0133 - O2 Sensor 1/1 Slow Response. · P0456 - Evap System Small Leak.** · P0480 - Cooling Fan 1 Control Circuit/Open. · U0402 - Implausible Data Received From TCM. · P2172 - High Airflow/Vacuum…

CHRYSLER, DODGE · 2016-05-18

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) · **P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P1607 - PCM Internal Shutdown Timer Rationality. · P0133 - O2 Sensor 1/1 Slow Response. · P0456 - Evap System Small Leak.** · P0480 - Cooling Fan 1 Control Circuit/Open. · U0402 - Implausible Data Received From TCM. · P2172 - High Airflow/Vacuum…

CHRYSLER, DODGE · 2016-05-18

Flash: 2.4L Powertrain 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (Sales Codes ED6, ED8) · **P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P1607 - PCM Internal Shutdown Timer Rationality. · P0133 - O2 Sensor 1/1 Slow Response. · P0456 - Evap System Small Leak.** · P0480 - Cooling Fan 1 Control Circuit/Open. · U0402 - Implausible Data Received From TCM. · P2172 - High Airflow/Vacuum…

LAND ROVER · 2016-04-27

SITUATION: THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY BE ILLUMINATED. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND NO HARDWARE FAULT AND ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTC) STORED IN THE POWERTRAIN CONTROL MODULE (PCM): P0044, P013A, P0300, P0301, P0302, P0303, P0304, P0420, P050B, P1315, AND/OR P2188. INFORMATION RELATING TO THE THIRD BYTE OF THE DTC IS NOT REQUIRED TO QUALIFY CODE AGAINST THIS BULLETIN.

JEEP · 2016-04-15

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves 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 the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: **P0335 - Crankshaft Position Sensor Circuit. P0456 - Evap System Small Leak.** P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance. Other software enhancements included that will address some customers concerns: · **Cruise control acceleration rate may be considered objectionable to some customers if the accel button is held down. · Engine is hard to start at temperatures -29°C (-20°F) for vehicles…

JEEP · 2016-04-15

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves 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 the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: **P0335 - Crankshaft Position Sensor Circuit. P0456 - Evap System Small Leak.** P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance. Other software enhancements included that will address some customers concerns: · **Cruise control acceleration rate may be considered objectionable to some customers if the accel button is held down. · Engine is hard to start at temperatures -29°C (-20°F) for vehicles…

DODGE · 2015-12-22

Flash: 2.0L Powertrain Diagnostic And System Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. Some 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) has been set in the PCM memory: ? P0456 - Evap System Small Leak. ? P0116 - Engine Coolant Temperature Sensor 1 Performance. ? P1D73 - AGS Performance - (Active Grille Shutters). ? P1607 - PCM Internal Shutdown Timer Rationality - (Powertrain Control Module). ? P2610 - PCM Internal Engine Off Timer Performance - (Powertrain Control Module). ? U0140 - Lost Communication With Body Control Module. ? P0335 - Crankshaft Position Sensor…

JEEP · 2015-09-23

Flash: MIL Illumination, Cold Start and Cruise Control Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) Illumination and/or any of the following: ? Cruise Control acceleration feels to fast at low speeds (35 mph / 56 kph). ? Engine is hard to start when cold Upon further investigation, the technician may find Diagnostic Trouble Codes (DTCs): P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance.

LAND ROVER · 2015-09-15

"SITUATION: THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY BE ILLUMINATED. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND NO HARDWARE FAULT AND ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTC ) STORED IN THE ECM: P050B-92, P050B-93, P1315-00, P0300-00, P0301-00, P0302-00, P0303-00, AND/OR P0304-00. CAUSE: THIS MAY BE CAUSED BY AN ON-BOARD DIAGNOSTICS (OBD) CALIBRATION ERROR."

JEEP · 2014-11-27

MIL Illumination, P219A, P050B And Cold Start Improvements

JEEP · 2014-11-27

Flash: MIL Illumination, P219A, P050B And Cold Start Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. Some customers may see erroneous illuminated malfunction indicator lamps (MIL) and have a hard start cold condition. ? P219A Bank 1 Air Fuel Ratio Imbalance ? P050B Cold Start Ignition Timing Performance

JEEP · 2014-11-27

Flash: MIL Illumination, P219A, P050B And Cold Start Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. Some customers may see erroneous illuminated malfunction indicator lamps (MIL) and have a hard start cold condition. * P219A Bank 1 Air Fuel Ratio Imbalance * P050B Cold Start Ignition Timing Performance

JEEP · 2013-03-06

Flash: MIL Illumination P050B and/or Rattle/Clatter Sound on Cold Start-up This bulletin involves installing revised heater hoses, routing the purge solenoid wire harness, and installing revised Powertrain Control Module (PCM) software. Customers may indicate that they hear a clatter or rattle noise coming from the engine on initial start up after a long cold soak. A small number of customers may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set. P050B - Cold Start Ignition Timing Performance

DODGE · 2013-01-19

Flash: MIL Illumination P000B, P050B and/or P2173. Includes Driveability/Transmission Enhancements 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 that any of the following Diagnostic Trouble Codes (DTC's) have been set: P000B- Exhaust Slow Response Bank 1 P050B- Cold Start Ignition Timing Performance P2173- High Airflow/Vacuum Leak Detected (Slow Accumulation)Driveability and Transmission Enhancements are also included with this software release. These changes include the following: Engine idles rough after an overnight soak but clears up as the engine warms up Improved garage…