WenmarOpen by Wenmar Pro

Service bulletin 0258

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 id636052
Published by NHTSA2002-11-04
Manufacturer's number0258
Manufacturer's date2002-11-25
Replaces02234
NHTSA componentPOWER TRAIN

NHTSA's summary

INOPERATIVE OR INACURRATE SPEEDOMETER, 4X4 LAMP ILLUMINATD, AND / OR DIAGNOSTIC TROUBLE CODE P1635 OR P1639. *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

Transmission and driveline

Trouble codes named

P1635, P1639

Vehicles listed
FORD E SERIES2000 to 2002
FORD EXPEDITION1999, 2000, 2001, 2002
FORD EXPLORER2002
FORD EXPLORER SPORT2001, 2002 (the catalog's model; the bulletin names a series or trim of it)
FORD EXPLORER SPORT TRAC2001, 2002
FORD F-1501999, 2000, 2001, 2002
FORD FOCUS2000, 2001, 2002
FORD MUSTANG1999, 2000, 2001, 2002
FORD RANGER2001, 2002
LINCOLN BLACKWOOD2002
LINCOLN NAVIGATOR1999, 2000, 2001, 2002
LINCOLN TOWN CAR1999, 2000, 2001, 2002
MERCURY MOUNTAINEER2002

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

Recalls for the same vehicles and component
02V0350002002-02-04. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
20020172002-01-31. Powertrain

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB-08-19-32009-05-21. Service bulletin. FORD: SOME VEHICLES MAY EXHIBIT OIL SEPARATION FROM THE INTERNAL LUBE FOUND IN THE UNITIZED CARTRIDGE SEAL. OIL SEPARATION APPEARS TO BE AND IS OFTEN MISDIAGNOSED, AS AN AXLE LUBE LEAK. *PE
05812005-12-07. Service bulletin. DIFFICULT OR UNABLE TO SHIFT INTO 5TH GEAR. *TT
056182005-12-07. Service bulletin. REAR AXLE NOISE REPAIR. *TT
0305082005-12-07. Service bulletin. FRONT AXLE LEAKS FLUID FROM VENT TUBE - VEHICLES EQUIPPED WITH 4X4 OR AWD. *TT
184782005-05-05. Service bulletin. AXLE SEAL LEAKS. *EH
184772005-05-05. Service bulletin. HARSH TRANSMISSION ENGAGEMENT AND OR DTC P0705. *EH
184662005-05-05. Service bulletin. AXLE WHINE HOWL. THIS INCLUDES 1997-05 FORD VEHICLES. *EH
184632005-05-05. Service bulletin. VENT LEAK. *EH
183212005-05-05. Service bulletin. HARSH TRANSMISSION ENGAGEMENT AND OR DTC P0705. *EH
042662005-04-29. Service bulletin. A DRIVELINE CLUNK OR BUMP WHEN STARTING FROM A STOP. *TT