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Service bulletin 0475

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 id10008203
Published by NHTSA2004-07-23
Manufacturer's number0475
Manufacturer's date2004-01-01
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

DRIVEABILITY-MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED-DIAGNOSTIC TROUBLE CODES (DTC'S) P0420 AND/OR P0430. *MJ

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

Trouble codes named

P0420, P0430

Vehicles listed
FORD EXPLORER1998
MERCURY MOUNTAINEER1998

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

Recalls for the same vehicles and component
20050282005-02-14. Electrical
97V2150001997-11-24. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

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
032512004-07-26. Service bulletin. DRIVEABILITY-MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED-DIAGNOSTIC TROUBLE CODES (DTC'S) P0420 AND/OR P0430. *MJ
173122004-07-23. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES P0420 AND/OR P0430. *TT
032032004-01-14. Service bulletin. MALFUNCTION INDICATOR LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODES (DTCS) P0442, P0455, P0456, P0457 OR P1442 OR A CHECK FUEL CAP LAMP ILLUMINATED WITH DTC P0457 FOR THE EVAPORATIVE EMISSION SYSTEM. *TT
031812003-11-14. Service bulletin. REMOTE KEYLESS ENTRY (RKE) - SERVICE TIPS. *TT
02452002-11-05. Service bulletin. INFORMATION REGARDING DISCHARGED BATTERY CHARGING SERVICE TIPS AND GUIDELINES. *TT
0121132002-02-22. Service bulletin. SOME IGNITION SWITCH LOCK CYLINDER ASSEMBLIES MAY EXHIBIT ROUGNESS AND / OR EXCESS EFFORT IN TURNING, KEY DOES NOT FULLY RETURN FROM START, A MALFUNCTION INDICATOR LAMP MAY ILLUMINATE WITH P0500, P1502 AND U1039 STORED IN POWERTRIAN CONTROL MODULE (PCM). *TT
138792001-07-23. Service bulletin. INFORMATION ON REPLACING A GEM MODULE ON 4X4 VEHICLES EQUIPPED WITH 4.0L SOHC, OHV AND THE NEUTRAL TOW KIT. *TT
01622001-05-22. Service bulletin. VEHICLES EQUIPPED WITH PASSIVE ANTI-THEFT SYSTEM (PATS) MAY NOT START OR CRANK. *TT
122272001-01-17. Service bulletin. FOR ALL VEHICLES WITH GENERIC ELECTRONIC MODULE (GEM) CONCERNS THAT REQUIRE A MODULE REPLACEMENT, THE TECHNICIAN MUST CALL FOR APPROVAL BEFORE REMOVING AND / OR REPLACING THE MODULE. *TT
98-48172001-01-02. Service bulletin. SOME 1997-1998 EXPLORER/MOUNTAINEER/EXPEDITION OR NAVIGATOR VEHICLES WITH 4-WD 4X4 SYSTEM MAY EXHIBIT BOTH