Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CHRYSLER
Reported code forms P0306
"PCM REPLACEMENT, MIL ILLUMINATION / DTCS P0300, P030X OR P23XX THIS BULLETIN INVOLVES REPLACING THE POWERTRAIN CONTROL MODULE (PCM) AND RE-FLASHING WITH THE LATEST AVAILABLE SOFTWARE. THE CUSTOMER MAY DESCRIBE AN…
RAM
Reported code forms P0306
Flash: 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 a Malfunction…
RAM
Reported code forms P0306
Flash: 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 a Malfunction…
DODGE, JEEP
Reported code forms P0306
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…
DODGE, JEEP
Reported code forms P0306
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…
AUDI
Reported code forms P0306
THIS TECHNICAL SERVICE BULLETIN EXPLAINS HOW TO UPDATE THE ECM SOFTWARE TO CORRECT AN ISSUE THAT CAUSES DTCS P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308.
JEEP
Reported code forms P0306
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…
FORD
Reported code forms P0306
6.8L - MIL ILLUMINATED WITH VARIOUS DTCS - NO DRIVEABILITY SYMPTOMS - BUILT ON OR BEFORE 2/25/2016 ISSUE Some 2016 F-Super Duty 650/750 vehicles built on or before 2/25/2016 and equipped with a 6.8L engine may exhibit…
JEEP
Reported code forms P0306
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…
FORD
Reported code forms P0306
6.8L - ILLUMINATED MIL - VARIOUS DTCS - BUILT ON OR BEFORE 2/15/2016 ISSUE Some 2016 F-53 Motorhome Chassis and F-59 Commercial Stripped Chassis vehicles built on or before 2/15/2016 and equipped with a 6.8L engine may…
LEXUS
Reported code forms P0306
TT: Some IS250 and GS300 vehicles may exhibit one or more of the following conditions: ? MIL ?ON? DTC P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306. ? Intermittently runs rough after coming to a stop with the…
LEXUS
Reported code forms P0306
"TT: SOME IS250 AND GS300 VEHICLES MAY EXHIBIT ONE OR MORE OF THE FOLLOWING CONDITIONS: • MIL “ON” DTC P0300, P0301, P0302, P0303, P0304, P0305, AND/OR P0306. • INTERMITTENTLY RUNS ROUGH AFTER COMING TO A STOP WITH THE…
DODGE, JEEP
Reported code forms P0306
Flash: PCM Software 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)…
RAM
Reported code forms P0306
MIL Illuminates On Rough Roads This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination while driving on…
CHRYSLER, DODGE, JEEP
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
CHRYSLER, DODGE, JEEP
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
CHRYSLER, DODGE, JEEP
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
INFINITI
Reported code forms P0306
IF YOU CONFIRM Cylinder Misfire DTC (P0300 through P0306) is stored in the ECM and one or more of the ignition coils is blistered (outer surface is deformed/melted), ACTIONS 1. Replace the steering member mounting bolt…
VOLKSWAGEN
Reported code forms P0306
MIL ON, DTCs P0300, P0302, P0304 or P0306 Stored in ECM Fault Memory
VOLKSWAGEN
Reported code forms P0306
MIL ON, DTCs P0300, P0302, P0304 or P0306 Stored in ECM Fault Memory
CHRYSLER, DODGE, JEEP
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension)
CHRYSLER, DODGE, JEEP
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
LEXUS
Reported code forms P0306
Tech Tip: Some IS250 and GS300 vehicles may exhibit one or more of the following conditions: MIL "ON" DTC P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306. Intermittently runs rough after coming to a stop with the…
FORD
Reported code forms P0306
FORD: VARIOUS MISFIRE SYSTEMS FROM TURBOCHARGE DIRECT INJECTION (GTDI)ENGINES HAVE STORED DIAGNOSTIC TROUBLE CODES (DTCS) IN POWERTRAIN CONTROL MODULE P0300, P0301, P0302, P0303, P0304, P0305, P0306. *PE
VOLKSWAGEN
Reported code forms P0306
Tech Tips (2011-2014 Routan ? MIL ON, Fault P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Stored In PCM): When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires,…
CHRYSLER, DODGE, JEEP, RAM
Reported code forms P0306
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
INFINITI
Reported code forms P0306
IF YOU CONFIRM The MIL is "ON" with any misfire DTC stored (P0300, P0301, P0302, P0303, P0304, P0305, or P0306), and there are no drivability issues. ACTION 1. Refer to step 6 in the SERVICE PROCEDURE to confirm this…
INFINITI
Reported code forms P0306
INFINITI: STATES THAT THE MALFUNCTION INDICATOR LAMP (MIL) IS ON WITH THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTC) P030, P0301, P0302, P0303, P0304, P0305, P0306 MAY BE STORED. *KB UPDATED 12/20/13. *PE
LEXUS
Reported code forms P0306
Some IS250 and GS300 vehicles may exhibit one or more of the following conditions: MIL ?ON? DTC P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 Intermittently runs rough after coming to a stop with the engine at…
AUDI
Reported code forms P0306
Supersedes Technical Service Bulletin Group 01 number 13-89 dated May 2, 2013. MIL on. A cylinder misfire fault (DTC P0301 - P0306) with DTC P130A is stored in the engine control module (ECM), J623 (address word 01).