sensor JAGUAR XJ6 1994 2.G User Guide

(if applicable) term(s) (or Eng-
lish Equivalent)
paragraph para
parking brake
Park Neutral Position PNP
Park Neutral Position Switch PNPS
Dart number I Dartno.
I pin boss
ping, pinging
piston pin
(also wrist pin)
power assisted steering
power steering pressure
. powertrain
program
Droaramable or Droarammable I
Droaramed or Droarammed I
Droaramer or Droarammer I
programing or programming
Programmable Electronic Control
I PECUS
Units System
I Programmable Read-only Mem- I PROM
on/ Prussian blue
Pump
purge cock I
indicates the selected non-drive modes of
the (automatic) transmission
boss in the piston wall (two per piston) which
is bored to
accept one end of the piston pin
metallic pinging sound caused by detonation
in the combustion chamber, usually caused
by incorrect grade of fuel (too low octane) or
over
-advanced ignition timing (see also knock)
pin which connects the connecting rod to the
piston, and permits articulation between the
two.
hvdraulic
DumD-assisted steerina svstem
the elements of
a vehicle by which motive
power is generated and transmitted to the
driven axle
sequence of events to be performed by
a
control module/comDuter
process whereby a common ECM is programmed on the production line to suit
the market requirements of
a particular vehicle
ROM with some provision for setting the
stored data after manufacture
device used to raise, transfer, or compress
fluids by suction, pressure or both handbrake
NDS, NGS, TSN,
gearbox sensor
piston pin boss
pinking
gudgeon pin
Dower steerina
drive line
programme, pro
-
gram
programmable
programmed
programmer
programming
enaineer's blue
drain plug, drain
tap
Issue 1 August 1994 X300 VSM 21

(if applicable) term(s) (or Eng- lish Equivalent)
I R
Radio Data System
Random Access Memory
I rear wheel drive
relay
relay module
reservoir
return
revolutions per minute
right
-hand
right
-hand drive vehicle
I rocker panel
I roof lining
RDS
RAM
ROM RWD
RM
RES
RTN
RPM
RH
RHD
local traffic information service which
automatically breaks
in to whichever station
is being received. Also programmable to
lock onto the strongest available frequency
for a given nationally available radio station,
regardless ofthe geographical location of the
receiver
fast access memory store which is accessible
for entry or extraction of data
fast access memory
in which data is fixed and
mav not be entered or extracted
an (usually) electro
-mechanical device in which connections in one circuit are opened
or closed by changes
in another circuit
a module containing two or more relays
container, usually for oils, coolants or
hydraulic fluids
a dedicated sensor ground circuit
shaft
-speed of a device, usually an engine or
motor
I
X300 VSM Issue 1 August 1994 22

0
Term(s) Abbreviation Definition
(if applicable)
Introduction i
Previously used term(s) (or Eng-
GLOSSARY OF TERMS
I lish Equivalent) A 3
Scan Tool
Seat Control Module
Secondary Air
Secondary Air Injection
Secondary Air Injection Bypass
..
Secondary Air -Injection Check
Valve
Secondary Air Injection
Diverter
Secondary Air Injection Magnetic
Clutch
Secondary Air Injection Pump
Secondary Air Injection Relay
Secondary Air Injection Switching
Valve
Security
& Locking Control Mod- ule
sedan
Sensor
Service Bulletin
Service Manual
Service Manual Preliminary
In-
formation Bulletin
Service Repair Operation
(number)
ST
SCM
AIR
AlRB
AI RC
AlRD
AIRPC
AlRP
AlRR
AIRS
SLCM
-
S
SE
SM
SMPlB
SRO
device that interfaces with and
communicates information on a data link
module controlling the seat motor systems
(not electric
raisejower-only seats)
air provided
to the exhaust system
system used for a period of time each time
the engine is started, unless certain
temperature criteria are met. Pumps air
directly into the exhaust system which
generates extra heat and reduces the time
taken for the catalytic converters to reach
operating temperature
vents secondary air to atmosphere
valve which prevents back
-flow of exhaust
gas to the AIR system when the system is
inoDerative
diverts secondary air to either the catalyst or
exhaust manifold
clutch mounted on the AlRP drive shaft
mechanically driven rotary vane
pump,
driven through the AIRPC
controls the injection of air into the exhaust
system
vacuum operated valve backing
-up the AlRC
module controlling the vehicle‘s security and
closure
-locking functions
passenger car having two or four doors, and
front and rear
seatsfor driver and passengers
generic name for a device that senses either
the absolute value or a change
in a physical
quantity such as temperature, pressure or
flow rate, and converts that change into an
electrical auantitv sianal
__
form of Service Bulletin specifically designed
to enable the rapid issue of temporary pages
for inclusion in the Service Manual
Number
generated by Jaguar Methods &
Techniques system which relates to the time
allowed to complete a repair operation.
Further information on the system can be
found
in the separate Jaguar Publications
(for each model range) entitled ‘Repair
Operat ion Times’. AIP,
AI,
Thermac, air injection sys-
tem
NRV, non-return
valve
air
pump clutch
AIP, air
pump
air injection relay
air switching
valve
saloon
Issue 1 August 1994 23 X300 VSM

Term(s) Abbreviation Definition Previously used
(if applicable) term(s) (or Eng-
lish Equivalent)
T
tachometer
Thermal Vacuum Valve
Three
-way Catalytic Converter
Three
-way + Oxidation Catalytic
Converter TWC + OC
Throttle
------I
Throttle Body TB
Throttle Position TP
Throttle Position Sensor TPS
throw
-out bearing
throw
-out fork
tie
-rod (steering)
timing
tire
top dead center TDC
torque converter
Transmission
Transmission Control Module
Transmission Control Switch
Transmission Oil Temperature TOT
Transmission Range TR
I Transmission Speed Sensor TSS
tread
trunk
turn indicator, turn signal lamp
two cycle a
circuit that provides input for an electronic
tachometer display
controls vacuum levels or routing based on
temperature
catalytic converter that reduces the levels of
HC,
CO & NOx
catalyticconverter systemthat has both TWC
and OC. Usually secondary air is introduced
between the two catalvsts
procedure whereby the performance of a
product is measured under various
conditions - - . -. . . - . . -
a valve for regulating the supply of a fluid,
usually air or an aidfuel mixture, to an engine
device containing the throttle
interprets throttle position and movement to
identify idle, acceleration and full
-power
demands
relationship between spark plug firing and
piston position, usually expressed
in crankshaft degrees BTDC or ATDC of the
compression stroke
device which, by its design, multiplies the
torque in a fluid coupling between an engine
and transmission
device which selectively increases or
decreases the ratio of relative rotation
between its
inDut and outDut shafts
controls the shifting pattern of the
(automatic) transmission
Modifies the operation of electronically
controlled transmissions
indicates temperature
of transmission fluid
the range in which the transmission is
operating
indicates rotational speed of transmission
output shaft or turbine
shaft
track between tire contact centers; not to be
confused with tire contact tread pattern
principle of engine which fires every second
stroke of the piston cat
cat, dual bed
Throttle poten
-
tiometer, TPS, TP
clutch release
bearing
clutch release
lever
track rod
tvre
TCC, CCC, CCO,
LUS, MLUS,
MCCC
transmission
ECU
track boot, luggage
compartment
direction indica
- tor
two stroke
Issue 1 August 1994 26 X300 VSM

GLOSSARY Of
Term(s) Abbreviation Definition Previously used (if applicable) term(s) (or Eng- lish Eauivalent)
U
undercoating
unitized construction
Unit Service Manual
V
valve
valve lifter
vapor Vehicle Condition Monitor
Vehicle Emission Control
Information Label
Vehicle Service Manual
Vehicle Speed Sensor
Vehicle Identification Number
Viscositv Index
volatile
Voltage Regulator VCM
VECl Label
VSM
vss
VI N
VI
VR Service
Manual which pertains
to a major
'unit' (e.g. transmission, engine) fitted to a
Jaguar vehicle (see also Vehicle Service
Manual and Electrical Diagnostic Manual)
a device
by which the flow of liquid, gas,
vacuum or loose materials may be started,
stopped or regulated by a movable part
which opens, shuts or partially obstructs one
or more passageways or ports.
A 'Valve' is
also the movable part of such a device
in an OHC engine, the plunger fitted between
valve stem and cam lobe
instrument panel display which warns of
faults
Service Manual which pertains to a specific
family of Jaguar vehicles (see
also Unit
Service Manual and Electrical Diagnostic
Manual).
sensor which provides vehicle speed
information
number assigned to the vehicle
by the
manufacturer, primarily
for licensing and
identification purposes
(1) vaporizing at room temperature (liquid) (2) not permanent (memory)
device which regulates the variable output
voltaae of a aenerator underseal
unitary
construc
-
tion
tappet, bucket
vapour
road speed sen
- sor
Issue 1 August 1994 27 X300 VSM

Engine (AJ16)
Description
Camshaft timing tool
TOOLS & EQUIPMENT
Not- Illustration I JaguarNumber
L L
11. TORQUE TIGHTENING SPECIFICATIONS
not illustrated YA 992
Fixing
Air Cleaner
Air box bracket screw
Air box to bracket
Air box to instrumount
Air cleaner bracket setscrew
Air cleaner support bracket
(4,O liter, supercharged)
Air meter to intake gaiter
(4,O liter, supercharged)
Air temperature sensor to air box
Hose clamp, air box to air meter
Hose clamp, air box to body
Instrument bracket Taptite screw
Trumpet to body
Air Conditioning Compressor Mounting
Belt tensioner assembly to compressor bracket
Compressor bracket to cylinder block
Compressor to bracket
Idler pulley to tensioner assembly
Cooling System
Bypass elbow to thermostat housing
Fan drive unit setscrew
lightening Torque
(Nm)
8,5 - 11,5
9,5 - 12,5
9,5 - 12,5
6,3 - 8,7
8,5- 11,5
1,2 - 1,6
7
-9
1.2
- 1,6
1,2
- 1,6
9,5
- 12,5
9,5 - 12,5
22 - 28
22
- 28
22
- 28
22
- 28
9.5
- 12,5
12 - 16
Front pulley lock
fi
Engine lifting bracket
fi
Engine support beam
fl
'Snap-On' Oil filter
canister removal tool
Issue 1 August 1994 ii X300 VSM

Engine (AJ16) 1-
Fixing lightening Torque
(Nm)
Cooling System
(continued)
Fan drive unit to pulley
Hose clamp, breather to thermostat
Hose clamp, breather to throttle body
Hose clamp, bypass hose
Hose clamp, water pump to pipe
Thermostat cover to housing
Thermostat to cylinder head
Water pipe bracket to inlet manifold 21,5 - 28.5
1,5
- 2,5
1,5
- 2,5
2,5
- 3,5
2,5
- 3,5
2 1,5
- 28,5
21.5 - 28,5
21,5 - 28,5
Water pump assembly
Water pump to timing cover 21,5 - 28,5
21,5 - 28,5
Water pump to water rail 2,5 - 3,5
Water rail to cylinder block
X300 VSM iii Issue 1 August 1994
21,5 - 28,5
@
Water temperature sensor to thermostat housing
Water temperature transmitter to thermostat housing 14,5 - 19,5
14,5 - 19,5
44,5 - 59,5
Engine Mounting
*Engine mounting bracket screw
' Exhaust Manifold
Exhaust manifold to cylinder head
Heatshield to exhaust manifold
Lifting eye setscrew (slave item only) 44,5 - 59,5
21,5 - 28,5
21,5 - 28,5
Miscellaneous Hoses
Hose clamp, heater return hose to throttle body
Hose clamp, hose to cam cover
Hose clamp, water pump
Oil Cooler (4,O liter supercharged)
Hose clamp, oil cooler hose to radiator cradle
Oil cooler clamp screw
5-7
Oil cooler pipe bracket screw
Oil cooler pipes to engine
Oil cooler to body
Tube nut,
all except those shown below
Tube nut, transmission pipes to transmission
1,5 - 2,5
2,5
- 3.5
2,5
- 3,5
7
- 10
1,5
- 2.5
14
- 18
17
-23
17
- 23
16
- 20
Oil Pump, Filter & Oil Pan
Drain plug 64,8 - 79,2
Filter head to cylinder block 21,5 - 28,5
Oil filter cartridge 12 - 15
Oil pan to cylinder block 21,5 - 28.5
Oil pan to timing cover 21,5 - 28,5
Oil pump and oil pump carrier to cylinder block 21,5 - 28.5
Rear cover to body 9,5 - 12,5
Relief valve plug 35,7 - 48,3
Supercharger
Adapter to timing cover
Air duct clamp to intercooler
Air duct hoses
Air duct lower to intercooler 22 - 28
2,5
- 3,5
2,5
- 3,5
2,5
- 3,5

Fuel, Emission Control & Engine Management (AJ16)
5.1.3
SRO 19.60.13 FUEL RAIL
SRO 19.45.11 REGULATOR VALVE
SRO 18.10.01 INJECTORS
SRO 18.10.02 INJECTORS (VEHICLE SET)
FUEL
RAIL /PRESSURE REGULATOR VALVE/ INJECTORS (SUPERCHARGED), RENEW
Fig. 1
Remove
. Reposition top edge of trunk front liner for access.
. Disconnect multi-plug from evaporative loss flange inset (Fig. 1 ).
. Switch ignition on.
. Switch ignition off.
. Disconnect earth lead eyelet (1 Fig.1) from inlet manifold stud.
. Disconnect engine harness to oxygen sensor leads multi-plug.
. Disconnect engine harness to starter motor solenoid link lead multi-plug.
. Undo fuel injector multi-plug cover fixings (2 Fig.1).
. Disconnect cover from injectors (3 Fig.1).
Crank engine to depressurize fuel system.
Disconnect
battery,see Section 15.
Undo fuel rail to feed pipe union nut
(4 Fig.1).
X300 VSM 5 Issue 1 August 1994

Fuel, Emission Control & Engine Management (AJ16)
5.1.4
SRO 19.60.13
FUEL RAIL /PRESSURE REGULATOR VALVE/ INJECTORS (NORMALLY ASPIRATED ENGINE),
SRO 19.45.11
SRO 18.10.01 INJECTORS
SRO 18.10.02 INIECTORS (VEHICLE SET)
IB
RENEW
Fig. 1
Remove
. Reposition top edge of trunk front liner for access.
. Disconnect multi-plug from evaporative loss flange inset (Fig.1).
. Switch ignition on.
. Crank engine to depressurize fuel system.
. Switch ignition off.
. Disconnect battery, see Section 15.
. Disconnect earth lead eyelet (1 Fig.1) from inlet manifold stud.
. Disconnect engine harness to oxygen sensor leads multi-plug.
. Disconnect engine harness to starter motor solenoid link lead multi-plug.
. Undo fuel injector multi-plug cover fixings (2 Fig.1).
. Disconnect cover from injectors (3 Fig.1).
. Undo fuel rail to feed pipe union nut (4 Fig.1).
Issue 1 August 1994 X300 VSM 7

Fuel, Emission Control & Engine Management (AJ16)
5.1.6 THROTTLE ASSEMBLY (SUPERCHARGED), RENEW
SRO 18.30.17 THROTTLE POTENTIOMETER
SRO 19.70.07 THROTTLE HOUSING GASKET
SRO 19.70.04 THROTTLE HOUSING
J 12-62 2
Fig. 1
Remove
. Disconnect battery.
. Remove the intercooler intake elbow.
. Raise vehicle on a four-post ramp.
. Remove the rear air duct to throttle body connecting hose.
Undo and remove bolts securing EGR supply pipe to manifold.
Remove EGR supply pipe gasket.
Reposition EGR sensor harness multi-plug from mounting bracket.
. Release throttle outer cable abutment from abutment bracket.
. Disconnect throttle inner cable from throttle linkage.
. Disconnect and remove return spring.
. Disconnect speed control actuator vacuum hose.
. Release cooling system pressure by slowly undoing the tank cap.
Tighten cap after pressure release.
. Remove abutment bracket assembly.
Disconnect idle speed actuator harness multi
-plug.
. Disconnect throttle potentiometer harness multi-plug.
. Fit pipe clamps to throttle housing cooling hoses and disconnect hoses from throttle housing.
Remove
the oil filter cartridge and gasket.
Remove speed control speed control bracket to throttle lever clevis pin and pin
circlip.
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Issue 1 August 1994 10 X300 VSM