UNKNOWN
Reported code forms P0304
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
HomeP0304 · Manufacturer communications
P0304 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
MITSUBISHI
Reported code forms P0304
RANDOM MISFIRE (DTC P0300, P0301, P0C02, P0303, OR P0304). *TT
FORD, LINCOLN, MERCURY
Reported code forms P0304
ENGINE MISFIRE WITH DIAGNOSTIC TROUBLE CODE (DTC) PEWEE, P0302, P0303, P0304, P0305, P0306, P0307, P0308, AND P0316. *TT
FORD
Reported code forms P0304
MIRFIRE DIAGNOSTIC TROUBLE CODES P0316, P0300, P0301, P0302, P0303, OR P0304 - SERVICE TIP. *TT
FORD
Reported code forms P0304
DTC P0316, P0300, P0301, P0302, P0303 AND/OR P0304 - SERVICE TIP. *TT
TOYOTA
Reported code forms P0304
M.I.L. ON DTC P0300, P0301, P0302, P0303, OR P0304. *TT
AUDI
Reported code forms P0304
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 P0304
MIL ILLUMINATION - MISFIRE DIAGNOSTIC TROUBLE CODE (DTCS) P0300, P0301, P0302, P0303, P0304. *TT
LINCOLN
Reported code forms P0304
NO START, ROUGH IDLE, OR MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTCS) P0171, P0174, P0173, P2195, P2197, P0420, P0301, P0302, P0303, P0304, P0305, P0306. *TT
CHRYSLER, DODGE
Reported code forms P0304
FLASH: MIL ILLUMINATION DIAGNOSTIC TROUBLE CODES (DTC/DIAGNOSTIC TROUBLE CODE) P0300, P0301, P0302, P0302, P0303, P0304, P0305, P0306-COLD START MISFIRE. *SC
HONDA
Reported code forms P0304
ROUGH IDLE, HARD TO START, POOR ENGINE PERFORMANCE, OR MALFUNCTION INDICATOR LAMP (MIL) COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0301, P0302, P0303, P0304, OR P0172. *TT *EH
MAZDA
Reported code forms P0304
ROUGH IDLE / HESITATION / STUMBLE / MISFIRE / MALFUNCTION INDICATOR LAMP ILLUMINATION WITH DIAGNOSTIC TROUBLE CODE P0300, P0301, P0302, P0303, P0304. *TT
CHRYSLER
Reported code forms P0304
MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODES P0300, P0301, P0302, P0304, P0305, P0306. *MJ
CHRYSLER, DODGE, JEEP
Reported code forms P0304
IDLE FLUCTUATION AND OR MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION DIAGNOSTIC TROUBLE CODES P0300, P0301, P0302, P0303 OR P0304. *TT
FORD
Reported code forms P0304
ROUGH IDLE, LOW POWER AND / OR STALL AT IDLE, A MALFUNCTION INDICATOR LAMP ILLUMINATED AND DIAGNOSTIC TROUBLE CODES P0300 THROUGH P0304 STORED IN MEMORY. *TT
TOYOTA
Reported code forms P0304
MALFUNCTION INDICATOR LAMP ON 1MZ-FE ENGINE MISFIRE DIAGNOSTIC TROUBLE CODE (DTC) P0300, P0301, P0302, P0303, P0304, P0305 OR P0306. *TT
CHRYSLER, DODGE
Reported code forms P0304
MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION DIAGNOSTIC TROUBLE CODES (DTCS) P0300, P0301, P0302, P0303, P0304, P0305, P0306. *TT
MAZDA
Reported code forms P0304
MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION WITH DIAGNOSTIC TROUBLE CODES (DTCS) P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0171, P0174, P01170, P1173 STORED IN MEMORY. *TT
TOYOTA
Reported code forms P0304
MALFUNCTION INDICATOR LAMP (MIL) ON CONDITION WITH ENGINE MISFIRE DIAGNOSTIC TROUBLE CODE (DTC) P0300, P0301, P0302, P0303, P0304, P0305, OR P0306. *TT
VOLKSWAGEN
Reported code forms P0304
MALFUNCTION INDICATOR LIGHT (MIL) ON WITH DIAGNOSTIC TROUBLE CODE P0300, P0301, P0302, P0303, OR P0304 STORED. IGNITION COIL OVERLAY HARNESS, INSTALLING. *TT
VOLKSWAGEN
Reported code forms P0304
IGNITION COIL OVERLAY HARNESS, INSTALLING. MALFUNCTION INDICATOR LIGHT (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTCS) P0300, P0301, P0302, P0303, OR P0304 STORED. *TT
UNKNOWN
Reported code forms P0304
THE MALFUNCTION INDICATOR LAMP (MIL) MAY ILLUMINATE AND DIAGNOSTIC TROUBLE CODES (DTCS) P0301, P0302, P0303, P0304, P0305, OR P0306 MAY BE STORED IN THE POWERTRAIN CONTROL MODULE (PCM). MAKE UNKNOWN. MODEL FP80D AND…
UNKNOWN
Reported code forms P0304
MULTIPLE MISFIRES DETECTED ON SEVERAL CYLINDERS ABOVE A CERTAIN ENGINE SPEED (RPM). MAY BE ACCOMPANIED BY DIAGNOSTIC TROUBLE CODES (DTC) P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 AND P0308. ENGINE SPEED…
CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0304
ENGINE MISFIRE POSSIBLE DIAGNOSTIC TROUBLE CODES (DTCS) P0300 - P0304. *TT
MAZDA
Reported code forms P0304
MALFUNCTION INDICATOR LAMP ILLUMINATION WITH DIAGNOSTIC TROUBLE CODE P0300 - P0304. *TT
AUDI
Reported code forms P0304
IGNITION COIL, MISFIRE DIAGNOSIS. MALFUNCTION INDICATOR LIGHT ON/FLASHING; ENGINE RUNNING ROUGH; LOSS OF POWER; DIAGNOSTIC TROUBLE CODES P0300, P0301, P0302, P0303, P0304, P0305 OR P0306 STORED. *TT
VOLKSWAGEN
Reported code forms P0304
IGNITION COIL, MISFIRE DIAGNOSIS. MALFUNCTION INDICATOR LAMP ON/FLASHING; ENGINE RUNNING ROUGH; LOSS OF POWER; DIAGNOSTIC TROUBLE CODES P0300 AND P0330, P0304, P0305, P0306, P0307, P0308 STORED. *TT
SATURN
Reported code forms P0304
SERVICE ENGINE MISFIRE ON PAIRED CYLINDERS (1 AND 4 OR 2 AND 3), DIAGNOSTIC TROUBLE CODES P0300 - P0304 2.2L 4 CYL REVISED REPAIR PROCEDURE. *TT
VOLKSWAGEN
Reported code forms P0304
MISFIRE, INCORRECT CYLINDER FAULT CODES P0301, P0302, P0303 OR P0304 IDENTIFIED BY ECM SOFTWARE. *TT
FORD, MERCURY
Reported code forms P0304
SOME VEHICLES EQUIPPED WITH THE 2.0L SPI ENGINE MAY EXHIBIT A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED AND DIAGNOSTIC TROUBLE CODES (DTC) P0300 THROUGH P0304 STORED. *TT