WenmarOpen by Wenmar Pro

Service bulletins for the 2011 Honda Pilot

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
A21120A2023-06-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Service News - The navigation clock and date are incorrect. This is due to a limited GPS receiver Capacity resulting in rollover of the internal chip memory; the rollover occurred on January 1, 2022, at 12:00AM local time.
A21120A2022-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ServiceNews Article - The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022, at 12:00AM local time. As a result, once specific triggers are met, the navigation date and time will be incorrect.
A13050F2019-05-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT. ServiceNews Article - Here's something you really ought to know about: When you play a DVD with 5.1 surround sound (Dolby Digital), you'll hear the dialogue coming from just the front speakers. You won't hear it coming from any of the rear speakers.
A13-0822018-07-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. Service bulletin - American Honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, Soto et al.v. American Honda Motor Co., Inc., Case No. 3:12-cv-1377-SI (N.D. Cal.). The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
A13-0822018-05-14. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service bulletin - The piston rings on certain cylinders may rotate and align, which can lead to spark plug fouling. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
Service Bulletin2018-03-12. Service bulletin. ELECTRICAL SYSTEM. Service bulletin - The MIL is on with DTC P0420 or DTC P0430 (catalyst system efficiency below threshold) with a possible DTC P2243 or DTC P2247 (A/F sensor 1 circuit high voltage). One or both primary A/F Sensor (Air Fuel Ratio) caps may have fallen off and bored a hole through the affected WU-TWC (Warm Up Three Way Catalyst).
Service Bulletin2018-03-05. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service bulletin - The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set DTCs P0301 through P0304 and cause the MIL to come on.
A13-0822018-03-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service bulletin - American Honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, Soto et al.v. American Honda Motor Co., Inc., Case No. 3:12-cv-1377-SI (N.D. Cal.). The piston rings on certain cylinders may rotate and align, which can lead to spark plug fouling. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder misfire detected, P0303 No. 3 cylinder misfire detected, P0304 No. 4 cylinder misfire detected, and cause the MIL to come on.
Service Bulletin2018-02-12. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service bulletin - American Honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, Soto et al .v. American Honda Motor Co., Inc., Case No. 3:12-cv-1377-SI (N.D. Cal.). The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set DTCs P0301 through P0304 and cause the MIL to come on.
Service Bulletin2018-02-12. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service bulletin - American Honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, Soto et al .v. American Honda Motor Co., Inc., Case No. 3:12-cv-1377-SI (N.D. Cal.). The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set DTCs P0301 through P0304 and cause the MIL to come on.
SB-12-0022012-03-06. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. HONDA: ON SOME MODEL VEHICLES, THERE IS AN ALTERNATOR/STARTER TESTER (AST) MODULE CAPABLE OF TESTING ALTERNATORS, INSTALLED ON GR8 DIAGNOSTIC BATTERY STATION. *PE
SB-10-0302011-04-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; VISIBILITY:SUN/MOON ROOF ASSEMBLY. HONDA SERVICE BULLETIN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INCLUDES 2009-2011 MODELS OF THE PILOT. THE MOONROOF IS DRAWING ELECTRICITY FROM THE BATTERY EVEN WHEN THE VEHICLE IS OFF. THE BATTERY COULD DIE WITHIN A COUPLE WEEKS. THE MOONROOF MAY ALSO REVERSE ITSELF WHILE CLOSING. *RM UPDATED 06/28/13. *PE
SB-10-0632011-02-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. HONDA: MIL COMES ON WITH DTC P0300 THRU P0304. ONE OR MORE SPARK PLUGS MAY BE FOULED, AND THE MIL COMES ON WITH AT LEAST ONE OF THESE DTCS, P0300 (RANDOM CYLINDER MISFIRE DETECTED), P0301, P0302, P0303, OR P0304 (NO. 1 THRU NO. 4 CYLINDER MISFIRE DETECTED). REPLACE ANY FOULED SPARK PLUGS, AND UPDATE THE PCM. *PE UPDATED 7/29/11. *PE

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