Jaguar AJV8 engine / 5HP24 transmission. Service manual — part 10
Engine
AJ-V8/5HP24
41
Engine Harness
The engine harness links engine mounted
electrical components to the vehicle's engine
management harness. The connectors that
interface with the engine management harness
are attached to a bracket on the transmission
housing. Integral nylon fasteners attach the
harness to the engine. Connectors on component
flying leads are attached to engine mounted
brackets.
CONNECTORS ON TRANSMISSION
HOUSING BRACKET
303-061
HARNESS FASTENER
303-064
FLYING LEAD CONNECTOR BRACKET
303-058
Engine
AJ-V8/5HP24
42
Engine Covers
Engine covers are installed over the fuel injectors.
The covers are a push fit, held in position by
mating studs and grommets on the covers and
the engine. The rubber grommets isolate the
covers from the engine to prevent noise. A sleeve
connects the covers together at the rear.
ENGINE COVERS
MOUNTING POINTS ON ENGINE COVER
MOUNTING POINTS ON ENGINE
303-055
303-040
303-039
Engine
AJ-V8/5HP24
43
Engine Specifications
Configuration
90° V8
Cylinder Head
Dual overhead camshafts, 4 valves per cylinder
Valve Clearances (Cold):
Intake
0.18 to 0.22 mm (0.007 to 0.009 in)
Exhaust
0.23 to 0.27 mm (0.009 to 0.011 in)
Spark Plug Type:
NGK PFR5011E (platinum tipped center electrode)
Spark Plug Gap:
1.0 mm (0.040 in)
Firing Order
1A, 1B, 4A, 2A, 2B, 3A, 3B, 4B
Bore
86 mm (3.386 in)
Stroke
86 mm (3.386 in)
Displacement
3.996 liters (244 CDI)
Compression Ratio
10.75 : 1
Maximum Power (DIN)
216 kW (290 BHP) at 6100 rpm
Maximum Torque (DIN)
393 Nm (290 lbf. ft) at 4250 rpm
Maximum Speed (Limited)
7100 rpm
Coolant Type
Water and Jaguar anti-freeze to specification ESD-M97B49-A
(see Service Manual for mixture ratio)
Coolant Volume:
Engine Only
3.7 liters (0.98 US gallon)
Complete System
10 liters (2.65 US gallons)
Oil Specification:
SAE 5W30 - API SH/ILSAC GF-2
Oil Volume:
6.5 liters (6.88 US quarts)
Weight (With Accessories)
Approximately 200 kg (441 lb)
Engine Management
AJ-V8/5HP24
44
ECM
The engine management system is controlled by
the ECM, which is installed in the control module
enclosure in the engine compartment. The ECM
provides optimum control of the engine under all
operating conditions. It also incorporates a
comprehensive monitoring and diagnostic
capability. Software variations ensure that the
system complies with the latest diagnostic and
emissions legislation of the destination market.
The ECM receives inputs from engine related
sensors and various vehicle systems, and
provides outputs for the following:
•
electronic throttle
•
fuel pump
•
fuel injection
•
ignition
•
EVAP system
•
variable valve timing
•
EGR system
•
engine starting
•
HO2S heaters
•
instrument cluster
•
A/C compressor clutch
•
windshield and backlight heaters
•
radiator cooling fans
•
diagnostics.
ECM
303-118
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