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Service bulletin 66

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 id616793
Published by NHTSA2001-03-12
Manufacturer's number66
Manufacturer's date2000-12-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

SOME DEALERS HAVE REPORTED DIAGNOSTIC TROUBLE CODE P0154 AND MAY HAVE USED INCORRECT P/N TO REPLACE THE SUSPECTED OXYGEN SENSORS FOR CERTAIN VEHICLES. *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

P0154

Vehicles listed
MITSUBISHI MONTERO SPORT2001

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.
04130022004-06-10. Service bulletin. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING FOR ENGINE HESITATION / DIAGNOSTIC TROUBLE CODE (DTC) P0154. *TT
942003-10-29. Service bulletin. OXYGEN SENSOR DETECTION. *TT
03170012003-04-22. Service bulletin. CORRECTED VACUUM HOSE ROUTING DIAGRAMS - SERVICE MANUAL REVISION. *TT
0213018R2003-02-27. Service bulletin. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING FOR ENGINE STALLING / ENGINE HESITATION / DIAGNOSTIC TROUBLE CODE (DTC) P0154. *TT
02130192003-02-21. Service bulletin. INCORRECT POWERTRAIN CONTROL MODULE (PCM) SOFTWARE PARAMETERS MAY CAUSE OXYGEN SENSOR FAILURE (DIAGNOSTIC TROUBLE CODE P0154). *TT
02130182003-02-12. Service bulletin. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING FOR ENGINE STALLING / ENGINE HESITATION / DIAGNOSTIC TROUBLE CODE (DTC) P0154. *TT
852002-11-14. Service bulletin. SERVICE REVIEW REGARDING TSB-02-11-004 - ENGINE DIESEL NOISE AT IDLE. *TT