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Service bulletins for the 2004 Honda Civic

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
12032005-04-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. UPDATING REPLACEMENT PCM/BCM/MCM SOFTWARE. *NM
12032005-04-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. UPDATING REPLACEMENT ECM/PCM SOFTWARE. *NM
1052005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. LONG CRANK TIME, STALLS AFTER REFUELING. *SC
1052005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. DTC (DIAGNOSTIC TROUBLE CODE) P0135, AIR FUEL RATIO SENSOR RELAY. *SC
7042005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OIL LEAKS. *SC
7042005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. CRANKS WON'T START, MIL (MALFUNCTION INDICATOR LAMP) AND IMMOBILIZER LIGHT ON. *SC
7042005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. GROWLING WATER PUMP AND/OR DRIVE BELT NOISE. 2002-2003 HONDA CIVIC SI *SC
8042005-04-28. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OIL LEAKS. *SC
070120042005-04-27. Service bulletin. ENGINE AND ENGINE COOLING. POOR A/C COOLING DURING HARD ACCELERATION. *EH
091620042005-04-27. Service bulletin. ENGINE AND ENGINE COOLING. OIL LEAK AT PUMP OR PRESSURE RELIEF VALVE. *EH
091620042005-04-26. Service bulletin. ENGINE AND ENGINE COOLING. POOR FUEL ECONOMY. *EH
1130042005-01-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 2004 CIVIC WITH DIAGNOSTIC TROUBLE CODE (DTC) P0135 (UPDATE). REQUEST FOR PARTS. *NM
110120042004-12-17. Service bulletin. ENGINE AND ENGINE COOLING. THIS IS THE ROOT CAUSE OF ANY ADVERSE ENGINE CONDITION THIS INCLUDES A CUSTOMER CONTENTION OF THE BATTERY LIGHT ON OR FLASHING ENGINE NOT RUNNING OR DIM LIGHTS. REQUEST FOR VISIT. *EH
111320032004-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEAK AT THE HEAD COVER, THE REAR SEAL, OR THE OIL PAN DATED 11/13/2003. ENGINE OIL LEAK AT THE OIL PUMP OR SPOOL VALVE ONLY DATED 10/26/04. TO ALSO INCLUDE HONDA ELEMENT 2005. *TT
110120032004-09-21. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. HEATER BLOWER MOTOR GETS HOT OR BLOWS A FUSE. HONDA. SERVICENEWS. *TT
020120042004-09-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TICKING OR RATTLING AFTER CVT REPLACEMENT. HONDA. SERVICENEWS. *TT
062820042004-07-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. HEALTHY CATALYST COLLECTION. *MJ
060720042004-07-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEAKS. *MJ
0326042004-05-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEAK AT THE HEAD COVER, R/SIDE COVER, OIL PAN, OIL PUMP, CHAIN CASE COVER, OIL FILTER, SPOOL VALVE, OIL PRESSURE SWITCH, CAM SEALS, OR ENGINE BLOCK. REQUEST FOR VISIT. *TT
1113032004-02-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REQUEST FOR VISIT. ENGINE OIL LEAKS AT THE HEAD COVER, THE REAR SEAL, OR THE OIL PAN. *TT LEAKS ANYWHERE IN THE ENGINE WATER PASSAGE, EXCLUDING THE RADIATOR. *MJ LEAKS AT THE OIL PUMP OR SPOOL VALVE ONLY. *TT
10032004-01-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. SERVICE MANUAL FIX - CRANKSHAFT PULLEY INSTALLATION. HONDA SERVICENEWS. *TT

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