FORD, LINCOLN
Reported code forms P0300
HARD START/LONG CRANK, ROUGH IDLE, ENGINE IDLE MISFIRE-MIL-DTCS P0300 THROUGH P0308, P0171, P0172, P0174, P0175, P0316, P2195, P2196, P2197, P2198. *SC
HomeP0300 · Manufacturer communications
P0300 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
FORD
Reported code forms P0300
MISFIRE AT IDLE WITH DIAGNOSTIC TROUBLE CODES P0300-P0308, P0316. *TT
FORD, LINCOLN
Reported code forms P0300
MALFUNCTION INDICATOR LAMP ON, WITH P0300 - P0308 MISFIRE DIAGNOSTIC TROUBLE CODES WITH A 4.6L ENGINE. *TT
FORD, LINCOLN
Reported code forms P0300
SYMPTOMS REGARDING P0300-P0308 MISFIRE DTCS WITH 4.6L ENGINES. *YC
FORD
Reported code forms P0300
RUNS ROUGH - MALFUNCTION INDICATOR LAMP (MIL) ON - DIAGNOSTIC TROUBLE CODES (DTCS) P0300 THROUGH P0308 STORED IN MEMORY - VEHICLES BUILT THROUGH 10/14/96 WITH 4.6L ENGINE. *TW
FORD, MERCURY
Reported code forms P0300
CONCERNS OF CHECK ENGINE LIGHT (MIL) W/ CODES P0300 THRU P0308 & ENG RUNES ROUGH/MISSES. *TT
FORD, LINCOLN, MERCURY
Reported code forms P0300
CONCERNS OF CHECK ENGINE LIGHT (MIL) W/CODES P0300 THRU P0308 & ENGINE RUNS ROUGH/MISSES MAY BE DUE TO A SPARK PLUG WIRE BOOT THAT IS NOT FULLY SEATED ON THE SPARK PLUG. *TT