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Service bulletins for the 2014 Jaguar XF

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

555 on file from NHTSA, as of 2026-10-19.

About P0301 on the 2014 Jaguar XF: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: P0301 are shown. Show all

Bulletins, newest first
JTB00533NAS12017-09-27. Service bulletin. ENGINE AND ENGINE COOLING. SITUATION: During an engine cold-start (coolant temperature at or below 75°C / 167°F), the engine may exhibit hard starting, rough idle, poor running, and/or an engine misfire. The engine Malfunction Indicator Lamp (MIL) may be illuminated with Diagnostic Trouble Code (DTC) P0316 stored in the Powertrain Control Module (PCM) and one or more misfire code(s) P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, and/or P0308.
JTB00445NAS12017-03-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. "SITUATION: A LOSS OF PERFORMANCE MAY BE EXPERIENCED AND/OR THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY BE ILLUMINATED. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND ONE OR MORE MISFIRE DIAGNOSTIC TROUBLE CODES (DTC [P0300, P0301, P0302, P0303, P0304, AND/OR P1315]) STORED IN THE ENGINE CONTROL MODULE (ECM). THE ECM IS TO BE REPROGRAMMED IN ORDER TO PROTECT THE ENGINE AGAINST DAMAGING COMBUSTION EVENTS. CAUSE: THIS MAY BE CAUSED BY ECM SOFTWARE WHICH, UNDER CERTAIN CONDITIONS, COULD LEAD TO DAMAGING PRECOMBUSTION EVENTS THAT MAY LEAD TO POTENTIAL PISTON DAMAGE WITHIN THE ENGINE."
JTB00410NAS12017-03-29. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ENGINE. "SITUATION: THE ENGINE MALFUNCTION INDICATOR LAMP (MIL) MAY BE ILLUMINATED WITH DIAGNOSTIC TROUBLE CODES (DTC) P00C6 AND P228D-00 OR P228C-77 STORED IN THE ENGINE CONTROL MODULE (ECM). ADDITIONALLY, THE ENGINE MAY EXPERIENCE ROUGH RUNNING, HARD STARTING, A ROUGH IDLE, OR MISFIRES AND ONE OR MORE MISFIRE DTCS (P0300, P0301, P0302, P0303, P0304, AND/OR P1315) STORED IN THE ECM. CAUSE: THIS MAY BE CAUSED BY AN INTERNAL FAULT WITH THE METERING VALVE IN THE HIGH PRESSURE FUEL PUMP."
SSM-636972016-09-02. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. "REPUBLISHED AUGUST 2013. ISSUE: FUEL INJECTOR CONCERNS, (APPLICABLE TO 5.0 AJ133 GASOLINE ENGINES), LEADING TO POTENTIAL PROBLEMS SUCH AS POOR RUNNING, POOR FUEL ECONOMY, HARD STARTING, ROUGH IDLE, MISFIRES AND ENGINE DETONATION. CUSTOMER SYMPTOMS MAY INCLUDE THE ENGINE CHECK LAMP ILLUMINATED WHICH MAYBE ACCOMPANIED WITH A MISFIRE/ENGINE VIBRATION AT IDLE. MISFIRE CODES (P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0316) ARE STORED IN THE PCM DEPENDENT ON THE AFFECTED CYLINDER(S). CAUSE: POOR FUEL QUALITY OR FUEL CONTAMINANTS RESTRICTING THE FUEL INJECTOR FLOW RATE."

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.