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Service bulletin 30343

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 id619991
Published by NHTSA2001-07-09
Manufacturer's number30343
Manufacturer's date2001-04-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

VARIOUS ENGINE DRIVABILITY CONCERNS. *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

Vehicles listed
JAGUAR XJ1998
JAGUAR XJR1998, 1999
JAGUAR XK81997, 1998

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

Recalls for the same vehicles and component
19980261998-02-17. Engine

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
310022005-02-18. Service bulletin. ENGINE HARD STARTING - DIAGNOSIS. *TT
303112005-01-26. Service bulletin. POOR HEATER PERFORMANCE - COOLANT SPECIFICATION CHANGE - SERVICE ACTION S 813. *TT
303332005-01-26. Service bulletin. DIFFICULT COLD START - ENGINE CONTROL MODULE (ECM) FLASH PROGRAMMING - SERVICE ACTION S471. UPDATED BULLETIN 303-33, DATED 4/99. *TT
303012005-01-19. Service bulletin. DRIVABILITY CONCERNS AFTER REPAIR - RESETTING ENGINE CONTROL MODULE (ECM) ADAPTATION. *TT
303242005-01-19. Service bulletin. LIMITED THROTTLE OPENING - SECURE THROTTLE CABLE ADJUSTING NUT - RECALL R466. *TT
303282005-01-19. Service bulletin. REVISED CAMSHAFT DRIVE OPERATIONS - USE BALL-ENDED HEX DRIVE BIT. *TT
303302005-01-19. Service bulletin. NOISE DURING START UP - INSTALL REVISED TIMING CHAIN TENSIONERS. *TT
303312005-01-19. Service bulletin. REPLACEMENT CYLINDER HEADS - PREPARATION FOR NORMALLY ASPIRATED ENGINES WITH VVT FEATURE - PROCEDURE. *TT
303022005-01-19. Service bulletin. RELEASING DRIVE BELT - TOOL AND PROCEDURE. *TT
303032005-01-19. Service bulletin. EXHAUST MANIFOLD - RETAINING BOLTS - REMOVAL PROCEDURE. *TT