1999 JAGUAR S TYPE Powertrain Manual

Page 25 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 Engine AJ-V6/AJ28
20to each VVT unit is supplied via fixed oilways in
the cylinder head and not through a separate
bush carrier. This arrangement requires a feed
through the camshaft side of the VV

Page 26 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 EngineAJ-V6/AJ28
21
Air Induction System
range, the manifold geometry can be set to three
different configurations, each of which maximises
the tuning effect over different parts of the range.
This

Page 27 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 Engine AJ-V6/AJ28
22
D.303.1217
INDUCTION MANIFOLD
D.303.1217
Top IMT valve
Bottom 
IMT valve
Construction
The induction manifold is a single piece
aluminium alloy casting which mounts to the
cylin

Page 28 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 EngineAJ-V6/AJ28
23
J.303.1344
VARIABLE INTAKE SYSTEM
Both IMT valves Closed
Top IMT valve Open and the
Bottom IMT valve Closed
Both IMT valves open
J.303.1344

Page 29 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 Engine AJ-V6/AJ28
24
J.303.1358
TORQUE CHARACTERISTICS
Top inlet manifold tuning valve
Advanced
Closed
325
D.303.1358
Side inlet manifold tuning valve
Open
Closed
Closed
ClosedOpen
Retarded
V. V. T

Page 30 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 EngineAJ-V6/AJ28
25
Throttle Control System
D.303.1219
Introduction
A fully electronically controlled throttle is fitted,
requiring no mechanical connection between the
accelerator pedal and thrott

Page 31 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 Engine AJ-V6/AJ28
26
J.303.1316
J.303.1362
THROTTLE BODY ASSEMBLY
TP/APP SENSORS - GENERAL CHARACTERISTICStwo fixed external connectors. The TAC module is
mounted on the underside of the throttle b

Page 32 of 75

JAGUAR S TYPE 1999 1.G Powertrain Manual V6 EngineAJ-V6/AJ28
27
D.418.428
APP Sensor
303-050
APP SENSORAccelerator Pedal Position (APP)
Sensor
The APP sensor is driven directly by the pedal
pivot shaft and is connected via the wiring
harness