AUDI
Reported code forms P0300
MIL ON (DTC'S P0300, P0411, P1128, P1130, P1411, P1423). THIS COULD BE CAUSED BY A CRACKED OR BROKEN VACUUM HOSE. *KB
HomeP0300 · Manufacturer communications
P0300 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
KIA
Reported code forms P0300
POWERTRAIN CONTROL MODULE (PCM) REPROGRAM - ROUGH IDLE DURING INITIAL COLD START/DTC P0300. *KB
PONTIAC, SATURN
Reported code forms P0300
TURBOCHARGED ENGINE CRANK, NO START, MIL/DTC'S P0335, P0341, AND/OR P0300, P0301, P0302, P0303, P0304. DUE TO FUEL FOULED SPARK PLUGS. *KB UPDATED 08-16-07. *KB
ISUZU
Reported code forms P0300
VARIOUS DRIVEABILITY SYMPTOMS DUE TO CLOGGED FUEL INJECTORS, MIL DTC'S P0171, P0172, P0174, P0300, P1174, AND P1175. *KB UPDATED 08-03-07. *KB
AUDI
Reported code forms P0300
MIL ON, ENGINE MAY RUN ROUGH AFTER COLD START (DTC'S FOR MISFIRE, P0300 - P0306, IN ECM). *KB
ISUZU
Reported code forms P0300
4.2L LL8 ENGINE - FLASHING AND/OR MIL LIGHT, ROUGH IDLE, MISFIRES DTC'S P0300, P0301, P0302, P0303, P0304, P0305, P0306. *KB
FORD
Reported code forms P0300
MISFIRE AND DTC P0300. *KB
FORD
Reported code forms P0300
MISFIRE AND DTC P0300. *KB
NISSAN
Reported code forms P0300
DIAGNOSTIC TROUBLE CODE (DTC) P0300, STORED AND IGNITION COILS BLISTERED. *KB
MAZDA
Reported code forms P0300
MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTC) P0300-P0306 AND P0316 SET. ROUGH RUNNING, ROUGH IDLE, AND MISFIRE. *KB
CHEVROLET, PONTIAC, SATURN
Reported code forms P0300
SES LIGHT ILLUMINATED, DTC'S P0171, P0300, P1133 SET, REDUCED PERFORMANCE, HARD START, INTERMITTENT LACK OF POWER. *KB
PONTIAC, SATURN
Reported code forms P0300
TURBO ENGINE MISFIRE, SES/MIL, DTC'S P0300, P0301, P0302, P0303, P0304, P0193, P0201, P0202, P0203, AND/OR P0204. *KB
BUICK, CHEVROLET, GMC, OLDSMOBILE, SAAB
Reported code forms P0300
4.2L LL8 ENGINE FLASHING AND/OR MIL/SES LIGHT. ROUGH IDLE, MISFIRE. DTC P0300, P0301, P0302, P0303, P0304, P0305, AND P0306. *KB
UNKNOWN
Reported code forms P0300
ENGINE MISFIRE MIL/SES LIGHT ILLUMINATED OR FLASHING DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 OR P0430. ALL CADILLAC, CHEVROLET, GMC FULL SIZE PICKUP'S AND/OR UTILITY TRUCKS. *KB
MITSUBISHI
Reported code forms P0300
RANDOM MISFIRE (DTC P0300, P0301, P0C02, P0303, OR P0304). *TT
JAGUAR
Reported code forms P0300
RESTRICTED PERFORMANCE (REDUCTION IN POWER) BETWEEN 4100 RPM AND 4300 RPM, WITH THE MALFUNCTION INDICATOR LAMP (MIL) ON, WITH THE POSSIBILITY OF DIAGNOSTIC TROUBLE CODE(S) (DTC) P0300, P0301 TO P0306, P1313, P1314 OR…
BUICK, CHEVROLET, PONTIAC, SATURN
Reported code forms P0300
LX9 INTERMITTENT DTC/MIL P0300 OR ENGINE STUMBLE/HESITATION AT 5400 RPM OR HIGHER PRIOR TO TRANSMISSION UPSHIFT. ORIGINAL NOT YET RECEIVED. *TT
ISUZU
Reported code forms P0300
MALFUNCTION INDICATOR LAMP (MIL) ON/DIAGNOSTIC TROUBLE CODE(S) (DTC) P0300, P0171 AND P0174, MISFIRE DUE TO FUEL INJECTOR CONNECTORS CROSSED/SWAPPED/INCORRECTLY INSTALLED. *TT
FORD
Reported code forms P0300
MIRFIRE DIAGNOSTIC TROUBLE CODES P0316, P0300, P0301, P0302, P0303, OR P0304 - SERVICE TIP. *TT
FORD
Reported code forms P0300
DTC P0316, P0300, P0301, P0302, P0303 AND/OR P0304 - SERVICE TIP. *TT
TOYOTA
Reported code forms P0300
M.I.L. ON DTC P0300, P0301, P0302, P0303, OR P0304. *TT
MAZDA
Reported code forms P0300
A MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE (DTC) P0300-0302 (MISFIRE) WHEN RUNNING, AFTER THE ENGINE HAS BEEN REPLACED. AFTER REPLACING THE ENGINE, THE ECCENTRIC SHAFT POSITION SENSOR WILL REMAIN IN THE…
AUDI
Reported code forms P0300
SPORADICALLY AFTER COLD START, ENGINE MAY RUN SLIGHTLY ROUGH FOR A FEW SECONDS AND THE MALFUNCTION INDICATOR LAMP MAY ILLUMINATE WITH ONLY MISFIRE DIAGNOSTIC TROUBLE CODES (DTC) (P0300, P0301, P0302, P0303, P0304)…
CHRYSLER, DODGE
Reported code forms P0300
MIL ILLUMINATION - MISFIRE DIAGNOSTIC TROUBLE CODE (DTCS) P0300, P0301, P0302, P0303, P0304. *TT
SATURN
Reported code forms P0300
CRANK/NO START/EXTENDED CRANK (3 SECONDS OR GREATER) PRIOR TO VEHICLE START, DELAY INTO REVERSE, INOPERATIVE/INTERMITTENT OPERATION OF COMPONENTS AND/OR DIAGNOSTICS TROUBLE CODES (DTC) P0621, P0300-P0306, P0571, P0112,…
CHEVROLET, GMC
Reported code forms P0300
FLEXIBLE FUEL (RPO L59) ROUGH IDLE, MISFIRE, MALFUNCTION INDICATOR LAMP DIAGNOSTIC TROUBLE CODE P0300. *TT
MITSUBISHI
Reported code forms P0300
DIAGNOSTIC TROUBLE CODE (DTC) P0300 RESETTING AFTER REPROGRAMMING. MITSUBISHI TECH TALK. 2004 LANCER EVOLUTION INCLUDED. *TT
CHRYSLER, DODGE
Reported code forms P0300
FLASH: MIL ILLUMINATION DIAGNOSTIC TROUBLE CODES (DTC/DIAGNOSTIC TROUBLE CODE) P0300, P0301, P0302, P0302, P0303, P0304, P0305, P0306-COLD START MISFIRE. *SC
FORD, MERCURY
Reported code forms P0300
MIL ON AND/ OR RUNS ROUGH/MISFIRE DTCS P0300-P0308 P0316 AND OR P0171/P0174 4.6L ENGINE. *EH
CHEVROLET, GMC
Reported code forms P0300
POOR ENGINE PERFORMANCE - MISFIRE, ROUGH IDLE, STALLS, ENGINE CRANKS BUT DOES NOT RUN, SERVICE ENGINE SOON/CHECK ENGINE LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) P0300 SET. *TT