RAM
Reported code forms P0306-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software. Customers may experience a…
HomeP0306 · Manufacturer communications
P0306 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
RAM
Reported code forms P0306-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a…
RAM
Reported code forms P0306-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software. Customers may experience a…
RAM
Reported code forms P0306-00
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software. Customers may experience a…
FORD
Reported code forms P0306
Some 2017-2021 Ford GT vehicles may exhibit a runs rough or hard start with or without an illuminated MIL with DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306 and/or P0316. Prior to performing any diagnostics,…
RAM
Reported code forms P0306
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
CHRYSLER, DODGE, JEEP, RAM
Reported code forms P0306
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician…
TOYOTA
Reported code forms P030600
TSB: Some 2018 model year Camry and 2019 model year Avalon vehicles equipped with 2GR-FKS (V6) engines may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?P030000 ?…
CHRYSLER, DODGE, JEEP, RAM
Reported code forms P0306
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician…
HONDA
Reported code forms P0306
"Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear…
HONDA
Reported code forms P0306
Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected), and/or P0301-P0306 (cylinder misfire detected), or P219A/B (air-fuel ratio variation of cylinder [bank 1, rear bank/bank 2, front bank]).
FORD
Reported code forms P0306
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost engine may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2196, P2198, P2BF0, P2BF2, P2BF1, P2BF3, P2BEC, P2BED,…
DODGE
Reported code forms P0306
MIL Lamp On Engine Runs Rough, DTC P0306 Cylinder Number Six Misfire
FORD
Reported code forms P0306
Some 2017-2020 Ford GT vehicles may exhibit a runs rough or hard start with or without an illuminated MIL with DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306 and/or P0316. Prior to performing any diagnostics,…
FORD
Reported code forms P0306
Some 2016-2017 F-150 vehicles equipped with a 2.7L EcoBoost engine and built on 1-Apr-2016 and through 1-Jan-2017 may exhibit a rough idle in neutral or park at normal operating temperature with oil consumption greater…
LEXUS
Reported code forms P0306
TSB: Some 2016 ? 2019 model year RX450h and 2018 ? 2019 model year RX450hL vehicles may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ? P0301 ? Cylinder 1 Misfire Detected…
JEEP
Reported code forms P0306
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
JEEP
Reported code forms P0306
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
TOYOTA
Reported code forms P0306
TSB: Some 2017 ? 2019 model year Highlander HV vehicles may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ? P0301 ? Cylinder 1 Misfire Detected ? P0302 ? Cylinder 2…
FORD
Reported code forms P0306
Some 2019 F-150 Limited vehicles built on or before 1-Jun-2019 equipped with a 3.5L EcoBoost high output engine may exhibit a lack of power and/or misfire condition with or without diagnostic trouble code (DTC) P0300…
FORD, LINCOLN
Reported code forms P0306
Some 2016-2017 Edge/MKX, 2017 Continental/Fusion/MKZ vehicles equipped with a 2.7L or 3.0L EcoBoost engine and built on 1-Apr-2016 and through 1-Jan-2017 may exhibit white or blue smoke from the exhaust, rough idle in…
HONDA
Reported code forms P0306
Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected), and/or P0301-P0306 (cylinder misfire detected), or P219A/B (air-fuel ratio variation of cylinder [bank 1, rear bank/bank 2, front bank]).
TOYOTA
Reported code forms P030600
TSB: REVISION NOTICE February 7, 2018 Rev1: ? Applicability has been updated to include 2019 model year Avalon vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be…
MERCEDES-BENZ
Reported code forms P030685
Check Engine Light is on with DTC P030185/ P030685 for misfire cylinder 1 and 6.
MERCEDES-BENZ
Reported code forms P030685
Check Engine Light is on with DTC P030185/ P030685 for misfire cylinder 1 and 6.
FORD
Reported code forms P0306
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost built on or before 12-Jul-2018 with greater than 500 miles may exhibit an illuminated Malfunction Indicator Lamp (MIL) with diagnostic trouble codes (DTC) P0300,…
HINO
Reported code forms P0306
SB-18-026 P0300-SERIES DIAGNOSTIC TROUBLE CODE(S). If a truck comes to the dealer for the MIL On (or was recently On) and the Engine Control Unit (ECU) recorded one or more of the P0300-series DTC?s (P0300, P0301,…
FORD
Reported code forms P0306
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost built on or before 12-Jul-2018 with greater than 500 miles may exhibit an illuminated MIL with diagnostic trouble codes (DTC) P0300, P0316, P0301-P0306, P2196,…
FORD
Reported code forms P0306
Some 2016-2017 F-150 vehicles equipped with a 2.7L EcoBoost engine and built on 1-Apr-2016 and through 1-Jan-2017 may exhibit white or blue smoke from the exhaust, rough idle in neutral or park at normal operating…
TOYOTA
Reported code forms P030600
TSB: Some 2018 model year Camry vehicles equipped with 2GR-FKS (V6) engines may exhibit a MIL ?ON? condition with one or more of the following Diagnostic Trouble Codes (DTCs). ? P030000 (Random/Multiple Cylinder Misfire…