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Service bulletin 17891

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 id10008270
Published by NHTSA2004-07-24
Manufacturer's number17891
Manufacturer's date2004-06-01
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

PARKING AID SYSTEM DISABLED WITH DIAGNOSTIC TROUBLE CODE (DTC) C1123 OR C1983. *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

Trouble codes named

C1123, C1983

Vehicles listed
LINCOLN TOWN CAR2003, 2004

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
0421112005-04-18. Service bulletin. MALFUNCTION INDICATOR LAMPAND P0460 DTC IN MEMORY. *EH
183832005-04-14. Service bulletin. AM/FM AND CELLULAR PHONE RECEPTION INTERFERENCE - SERVICE TIP. *TT
041742005-04-08. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED - SYSTEM LEAN DIAGNOSTIC TROUBLE CODES (DTC'S) - SERVICE TIPS. VARIOUS MODELS INCLUDING 2004 F-SERIES. *TT
05232005-04-05. Service bulletin. DELAYED REVERSE ENGAGEMENT. *EH
0415152005-01-06. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0442. *TT
182222004-12-07. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0460 IN CONTINUOUS MEMORY. OASIS. *TT
178282004-08-05. Service bulletin. VARIOUS INTERMITTENT/CONSTANT ELECTRICAL CONCERNS. *TT
178092004-08-05. Service bulletin. A NO CRANK/NO START. CONNECTOR C192 OR C146 NOT FULLY CONNECTED. *TT
163792004-07-27. Service bulletin. BATTERY LAMP ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P1246 UNDER INVESTIGATION (QSF). *TT
178762004-07-24. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 OR P0456. *TT