Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
BUICK, CHEVROLET
Reported code forms P0171
This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0171 and or P1101 set.…
BUICK, CADILLAC, CHEVROLET, GMC
Reported code forms P0171
This Preliminary Information communication provides information to the technician about vehicles that have a Harsh Shift 1/2 and 2/3 and Sputter Applying Throttle Between 0 and 30%, Rough idle. Technician may find…
KIA
Reported code forms P0171
TSB: ECU UPGRADE ? MIL ON WITH DTC(s) P0420/P0171 - This bulletin provides information related to the ECU software upgrade for some 2012~2015MY Optima (QF) vehicles, produced from August 12, 2011 to October 2, 2015,…
KIA
Reported code forms P0171
TSB: ECU UPGRADE ? MIL ON WITH DTC(s) P0420/P0171 - This bulletin provides information related to the ECU software upgrade for some 2012~2015MY Optima (QF) vehicles, produced from August 12, 2011 to October 2, 2015,…
HYUNDAI
Reported code forms P0171
"THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE TO PREVENT AN INCREASE IN THE CATALYST TEMPERATURE WHICH MAY RESULT IN ILLUMINATION OF THE MALFUNCTION INDICATOR LIGHT WITH…
HYUNDAI
Reported code forms P0171
"THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE TO PREVENT AN INCREASE IN THE CATALYST TEMPERATURE WHICH MAY RESULT IN ILLUMINATION OF THE MALFUNCTION INDICATOR LIGHT WITH…
HYUNDAI
Reported code forms P0171
"THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE TO PREVENT AN INCREASE IN THE CATALYST TEMPERATURE WHICH MAY RESULT IN ILLUMINATION OF THE MALFUNCTION INDICATOR LIGHT WITH…
RAM
Reported code forms P0171
Flash: 2.4L Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator…
CHRYSLER
Reported code forms P0171
Flash: 3.6L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator…
CHRYSLER
Reported code forms P0171
"FLASH: 3.6L POWERTRAIN DIAGNOSTIC AND SYSTEM ENHANCEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH THE LATEST AVAILABLE SOFTWARE. CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR…
VOLVO
Reported code forms P017100
Check Engine light is on, ECM-P017100
VOLVO
Reported code forms P017100
THIS IS A TECHNICAL JOURNAL : * VSTG OP NO. ADDED. * TEXT ADDED UNDER SERVICE. “VSTG OP NO. SEE ATTACHMENT” * ENGINE VARIANT ADDED ECM=ENGINE CONTROL MODULE VIDA= VEHICLE INFORMATION AND DIAGNOSTICS FOR AFTERSALES VSTG=…
MITSUBISHI
Reported code forms P0171
THIS TSB INSTRUCTS DEALERS TO REPROGRAM THE ECM WITH NEW SOFTWARE THAT WILL ADDRESS FALSE MIL ILLUMINATION WITH DTC P0139 OR P0171.
VOLVO
Reported code forms P017100
Check Engine Light is on, ECM-P017100 Warning lights and chimes/Malfunction Indicator Light ("Check engine" light) indication/no indication
RAM
Reported code forms P0171
Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp…
FIAT
Reported code forms P0171
Flash: 2.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. A small number of customers may experience a Malfunction…
NISSAN
Reported code forms P0171
IF YOU CONFIRM: There are no drivability issues. and The MIL is ON with one or more of the following Air Fuel (A/F) Sensor DTCs stored: - P0171 - FUEL SYS-LEAN-B1 (System too lean bank 1) - P0172 - FUEL SYS-RICH-B1…
JEEP
Reported code forms P0171-00
Flash: 3.0L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming Powertrain Control Module (PCM) with latest available software. It also involves cleaning or replacement of Exhaust Gas…
CHEVROLET
Reported code forms P0171
This preliminary informational bulletin provides repair information to correct a customer concern of a whistle noise heard from the engine compartment and/or the vehicle runs rough with the service engine light on…
FIAT
Reported code forms P0171
Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. A small number of customers may experience a Malfunction…
BUICK, CHEVROLET, GMC, SAAB
Reported code forms P0171
This Preliminary Information communication provides information to the technician of a possible service engine soon light. Technician will find a diagnostic trouble code P0171 with no engine performance concerns. This…
CADILLAC
Reported code forms P0171
15317 - SPECIAL COVERAGE. ON SOME 2011 MODEL YEAR CADILLAC CTS-V VEHICLES, THE PCV HOSE MAY CRACK. IF THIS OCCURS, THE MALFUNCTION INDICATOR LIGHT (MIL) COULD ILLUMINATE AND A DIAGNOSTIC TROUBLE CODE OF P0171 AND/OR…
RAM
Reported code forms P0171
Flash: 2.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience the…
FIAT
Reported code forms P0171
Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. A small number of customers may experience a Malfunction…
BUICK, CHEVROLET, GMC
Reported code forms P0171
This Preliminary Information communication provides information to the technician about a service engine soon light on. Technician will find diagnostic trouble codes P0089 and P228D set in the engine control module.…
BUICK, CHEVROLET, GMC
Reported code forms P0171
This Preliminary Information communication provides information to the technician about a service engine soon light on. Technician will find diagnostic trouble codes P0089 and P228D set in the engine control module.…
TOYOTA
Reported code forms P0171
TSB: Some 2010 - 2013 model year Prius and 2012 - 2013 model year Prius V vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Code(s) (DTCs) P0A0F (Engine Failed to Start), caused by Purge VSV/PCV line…
LEXUS
Reported code forms P0171
LSB: Some 2011 - 2013 model year CT 200h vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P0A0F (Engine Failed to Start), caused by Purge VSV/PCV line separation from the throttle body…
RAM
Reported code forms P0171
Flash: 2.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience the…
FIAT
Reported code forms P0171
Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. A small number of customers may experience a Malfunction…