2006 Alfa Romeo 166 engine

235
ENGINE
3.2 V6 24V JTD 20VMultijet
Position Front Front
transversal transversal
Number and arrangement
of cylinders 6 in 60°V 5 in line
Cycle Otto Diesel
Bore 93 mm 82 mm
Stroke 78 mm 90.4 mm
Total cubic capacity 3179 cm32387 cm3
Maximum
horse power kW CEE 176.5 136
CV CEE 240 185
rpm 6200 4000
Max torque
Nm CEE 289 385
kgm CEE 29.4 39.2
rpm 4800 2000

236 SERVICING
Unleaded petrol with no less than 95 R.O.N.
(EN228 Specification)Diesel fuel for motor vehicles
(EN590 Specification) 3.2 V6 24V JTD 20V
Multijet
Fuel
Capacity of fuel tank 69 litres 69 litres– reserve of 9 litres 9 litres
Engine oil (quantity
for periodical change, including
the oil filter change) 5.90 litres 5.0 litres
Gearbox/differential oil
(except versions with electronic
automatic gearbox) 2.0 litres 1.45 litres
Engine cooling system 10.3 litres 9.1 litres
Windscreen washer fluid
reservoir capacity 7 litres 7 litres

242
STEERING
3.2 V6 24V JTD 20VMultijet
Type Rack and pinion Hydraulic power steering with liquid
reservoir in engine compartment
Turning radius
(between pavements) 11.6 m 11.6 m
TRANSMISSION
3.2 V6 24V JTD 20VMultijet
Gearbox Six forward Six forward
gears plus gears plus
reverse reverse
all synchronised all synchronised
Clutch Dry single Dry single
disk with disk with
hydraulic hydraulic
operation operation
Drive Front Front

243
FLUIDS AND LUBRICANTS
RECCOMENDED PRODUCTS AND THEIR SPECIFICATIONS
Synthetic-based engine oils, grade SAE 10W-60
FIAT 9.55535-H3qualification
Synthetic-based engine oils, grade SAE 5W-40
FIAT 9.55535-M2 qualification
Should non-genuine products be used, lubricants with minimum ACEA A3 properties for petrol engines and ACEA B4 for Diesel engines are tolerated; in this event top
engine performance is not guaranteed.
Using low-quality products, not compliant with ACEA A3 and ACEA B4 properties could cause engine damages not covered by warranty.
For very cold temperatures, consult Alfa Romeo Authorized Services for the proper Seleniaproduct to useSELENIA RACING
SELENIA WRAs per Service Schedule
As per Service Schedule Use Fluid and lubricant specifications Genuine fluids Change intervals
for correct car operation and lubricants
Lubricants for
petrol engines
Lubricants for
Multijet engines

244
Mechanical gearbox and
differential 3.2 V6 24V engines
Mechanical gearbox and
differential JTD 20V Multijet
engines
Power steering
CV joints
Hydraulic brake and clutch
controls
Cooling circuits
Proportion: 50% water and
50% Paraflu UP
To be used diluted or undiluted TUTELA CAR
TECHNYX
TUTELA CAR
MATRYX
TUTELA GI/A
TUTELA STAR 500
TUTELA TOP 4
for ALFA ROMEO
PARAFLU UP
TUTELA
PROFESSIONAL SC 35 Synthetic-based oil, grade SAE 75W-85,that passes API GL 4 Plus specifications
100% synthetic oil, grade SAE 75W-85, that passes API GL 4 specifications
Lubricant for transmissions that passes "ATF DEXRON II D LEV" specifications
Lithium-soap-based grease with molybdenum bisulphate, NLGI 2 consistency
Synthetic fluid, F.M.V.S.S. n. 116, DOT 4, ISO 4925, SAE J-1704,
CUNA NC 956-01
Protective with antifreeze action for cooling systems, red colour, based on
inhibited monoethylen glycol and organic formula, that passes
CUNA NC 956-16, ASTM D 3306 specifications
Mixture of alcohol and surfactants CUNA NC 956-11
Use Fluid and lubricant specifications Genuine fluids Applications
for correct car operation and lubricants
Lubricants and greases
for transmission
Brake fluid
Protective agent
for radiators
Windscreen and rear
windowwasher fluid
IMPORTANT Do not top-up or mix with products having different properties

257
A -Speedometer
B -Mileage recorder with double meter
display (total and trip)
C -Check panel
D -Rev. counter
E -Fuel gauge and reserve warning light
F -Engine coolant temperature gauge
and maximum temperature warning
light
G -Warning lights
H -Electronic automatic gearbox display
IMPORTANT Depending on the trim
levels, the dial of the instruments may be
either light grey or black, with green or
red light.CONTROLS
LIGHTS SWITCH (fig. 3)
The device and services controlled by
the levers on the steering wheel can only
be activated when the ignition key is in
theMARposition (except the parking
lights which can always be switched on).Lights switched off
When the pointer on the knurled ring
(A) is opposite the symbol O, the exter-
nal lights are switched off.
Sidelights
The sidelights are switched on by turn-
ing the knurled ring (A) from Oto
6.
The
3warning light on the instru-
ment panel will come on at the same
time.
Dipped-beam headlights
These are switched on by turning the
knurled ring (A) from
6to2.
Parking lights
When the pointer of the switch (A) cor-
responds with the
Fsymbol, the side
lights stay on regardless of the position of
the ignition key.
fig. 3
A0D0148m

258
381PGSmA0D0149M
fig. 4 fig. 5
DASHBOARD LIGHTING
ADJUSTMENT
(fig. 4)
When the outside lights are on, the
dashboard lighting is adjusted turning but-
ton (A).
FUEL CUT-OFF SWITCH AND
CIRCUIT BREAKER
The car is fitted with two safety switch-
es that come into operation in the case of
an accident to block fuel supply and pow-
er, thereby stopping the engine and the
car electric utilities.
To reactivate the fuel cut-off switch press
button under the passenger’s seat (fig. 5).
Before resetting fuel cut-
off switch and circuit
breaker, carefully read the related
paragraph in chapter “Getting to
know your car”.
WARNING
Circuit breaker is located on the left side
of the boot, inside a box directly set and
connected to the battery positive terminal.

259
707PGSm
fig. 6
DEACTIVATING THE FRONT
PASSENGER’S AIR BAG
(fig. 6)
Should it be absolutely necessary to car-
ry a child on the front seat, the passen-
ger’s Air bag on the vehicle must be deac-
tivated.
Deactivation takes place using the car
ignition key to operate the special switch
on the left hand side of the dashboard.
Access to the switch is gained only with
the door open.The key-operated switch has two posi-
tions:
1) Passenger’s Air bag activated. (ON
position
P) warning light on instrument
cluster off; it is absolutely prohibited to
carry a child on the front seat.
2) Passenger’s Air bag deactivated
(OFFposition
F) warning light on in-
strument cluster on; it is possible to carry
a child protected by special restraint sys-
tem on the front seat.
The warning light
Fon the cluster s-
tays on permanently until the passenger’s
Air bag is reactivated.
When the door is open, the key can be
inserted and removed in both positions.
Deactivation of the passenger’s front Air
bag inhibits too the left-hand side Air bag
(if present).
Operate the switch only
when the engine is not
running and the ignition key is re-
moved.
WARNING
Deactivation/reactivation takes place
with ignition key at STOPand operating
it in the special key switch on the right-
hand side of the dashboard (fig. 6).
You can reach the switch only if the
door is opened.