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Service bulletin 115

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10015715
Published by NHTSA2005-08-10
Manufacturer's number115
Manufacturer's date2005-04-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

DIAGNOSTIC TROUBLE CODE (DTC) P0421 / DTC P0431. MITSUBISHI TECH TALK. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Exhaust and emissions

Trouble codes named

P0421, P0431

Vehicles listed
MITSUBISHI GALANT2004, 2005

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
TT1912020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
TT2182020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
TT2172020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
06130052006-05-16. Service bulletin. FREEZE-FRAME DATA FOR MISFIRE CONDITIONS. *TT
060120042005-05-02. Service bulletin. A/C COOLING PEFORMANCE. *EH
050120042005-05-02. Service bulletin. OIL PAN BOLTS. *EH
060120042005-05-02. Service bulletin. ENGINE BOLTS LOCATION. *EH
050120042005-05-02. Service bulletin. NOISE ON COLD START. *EH
050120042005-05-02. Service bulletin. WATER MIXED INTO ENGINE OIL. *EH
070120042005-04-28. Service bulletin. PING AT LOW SPEEDS. *EH