Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
FORD
Reported code forms P0304
Some 2015-2017 Focus ST vehicles may exhibit MIL On with a perceived Misfire after cold start. Diagnostic Trouble Codes DTC's) may include P0300, P0301, P0302, P0303,P0304, and P0316. Refer to General Service Bulletin…
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
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
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
FORD
Reported code forms P0304
MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED AND DIAGNOSTIC TROUBLE CODES (DTCS) P0300 THROUGH P0304 STORED IN MEMORY SOME VEHICLES EQUIPPED WITH THE 2.0L SPI ENGINE. *TT
FORD
Reported code forms P0304
SOME VEHICLES EQUIPPED WITH THE 2.0L SPI ENGINE MAY EXHIBIT A CHECK ENGINE LIGHT ON AND DIAGNOSTIC TROUBLE CODE P0301, P0302, P0303, AND P0304 (MISFIRE CYL). *TT
FORD
Reported code forms P0304
MISFIRE DTC'S P0316, P0300, P0301, P0302, P0303, AND P0304. *KB