WenmarOpen by Wenmar Pro

Service bulletin 54

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 id622466
Published by NHTSA2001-10-18
Manufacturer's number54
Manufacturer's date2001-05-01
NHTSA componentELECTRICAL SYSTEM:HORN

NHTSA's summary

BRIEF INFORMATION FOR DIAGNOSING HORN THAT OPERATES BY ITSELF. *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

Electrical system

Vehicles listed
MITSUBISHI MONTERO SPORT2000, 2001

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
TT1942020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
TT1952020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
TT1922020-01-24. Service bulletin. This is a service newsletter (Tech Talk) that was sent out to dealers.
1082005-04-25. Service bulletin. MIRROR READING OC (OPEN CIRCUIT) OR SC (SHORT CIRCUIT). MITSUBISHI TECH TALK. *TT
802002-11-19. Service bulletin. INFORMATION ON A DIAGNOSTIC TROUBLE CODE P0174 SET *TT
79542002-04-10. Service bulletin. CUSTOMERS MAY REPORT THAT AFTER PUSHING THE HORN BUTTON WHEN THE ACCESSORY SOCKET IS IN USE,THE HORN CONTINUES TO BLOW WHEN THE BUTTON IS RELEASED. *TT
542001-10-18. Service bulletin. SUBJECT REGARDING NEW BATTERY INSULATOR. *TT
542001-10-18. Service bulletin. BRIEF INFORMATION ON DIAGNOSING A HORN THAT OPERATES CONTINUOUSLY (WON'T GO OFF). *TT
99540082000-01-06. Service bulletin. INFORMATION REGARDING A NUMER OF IMMOBILIZER ECUS NOT HAVING OVERRIDE CODES. *TT
99540102000-01-04. Service bulletin. INFORMATION CONCERNING A NO-START CONDITION CAUSED BY IMMOBILIZER IGNITION KEY INTERFERENCE. *TT