check engine FIAT FULLBACK 2016 1.G Service Manual

Thousand of miles9 182736455463728190
Thousand of kilometers15 30 45 60 75 90 105 120 135 150
Years12345678910
Check the brake and clutch pedal play●●●●●●●●●●
Visually inspect conditions and check the
tension of the accessory drive belts●●●●●●●●●●
Visually inspect conditions and check the
tension of the toothed timing drive belts●●●●● ●●●●
Visually check for any fluid leaks from the
front and rear differentials (if leaks are found,
check the oil level)
●●● ●●● ●●
Change front and rear differential oil (5)●●
Change rear limited slip differential oil
(where present) (6)●●●
Visually check for any fluid leaks from the
transfer case (if leaks are found, check the
oil level)
●●●●● ●●●●
Change transfer case oil (8)●
Change engine oil and replace oil filter●●●●●●●●●●
Replace accessory drive belts(7)
(5) To be done only on a mileage basis, independently of the time. In case of heavy use, it is recommended to change every 40,000 km.
(6) To be done only on a mileage basis, independently of the time. In case of heavy use, it is recommended to change every 20,000 km.
(8)To be done only on a mileage basis.
(7) The belt should only be replaced if damage/wear is found during the periodic inspection.
228
SERVICING AND MAINTENANCE

DIESEL ENGINE 4N15
Thousands of miles6 121825313743505662
Thousands of kilometers or10 20 30 40 50 60 70 80 90 100
Years12345678910
Check tyre conditions/wear and adjust
pressure, if necessary●●●●●●●●●●
Check operation of lighting system
(headlights, direction indicators, hazard
warning lights, boot, passenger
compartment, glove compartment,
instrument panel warning lights, etc.)
●●●●●●●●●●
Check and, if necessary, top up fluid levels
(1)●●●●●●●●●●
Check battery condition●●●●●●●●●●
Change engine coolant(7)
Adjust the tappet clearance (where there is
no hydraulic clearance adjustment) (8)
●
Check exhaust emissions/smokiness●●●●●●●●●●
Use the diagnosis socket to check
supply/engine management systems
operation, emissions and, for
versions/markets, where provided, engine
oil degradation
●●●●●●●●●●
(1) Always only use the liquids shown in the handbook for topping up after having checked that the system is not damaged.
(7) The engine coolant should be replaced after 8 years or 160,000 km, then every 5 years or 100,000 km
(8) to be done only on a mileage basis, independently of the time.
230
SERVICING AND MAINTENANCE

Thousands of miles6 121825313743505662
Thousands of kilometers or10 20 30 40 50 60 70 80 90 100
Years12345678910
Check handbrake lever travel and adjust, if
necessary●●●●●●●●●●
Check the brake and clutch pedal play●●●●●●●●●●
Visually inspect conditions and check the
tension of the accessory drive belts●●●●●●●●●●
Visually check for any fluid leaks from the
front and rear differentials (if leaks are found,
check the oil level)
●●●●●●● ●●
Change front and rear differential oil (10)●
Change rear limited slip differential oil
(where present) (11)●●
Visually check for any fluid leaks from the
transfer case (if leaks are found, check the
oil level)
●●●●●●●●●
Change transfer case oil (8)●
Change engine oil and replace oil filter●●●●●●●●●●
Replace accessory drive belts(3)
(10) to be done only on a mileage basis, independently of the time. In case of heavy use, it is recommended to change every 40,000 km.
(11) to be done only on a mileage basis, independently of the time. In case of heavy use, it is recommended to change every 20,000 km.
(8) to be done only on a mileage basis, independently of the time.
(3) The belt should only be replaced if damage/wear is found during the periodic inspection.
233

DIESEL ENGINE 4D56
Thousands of miles6 121825313743505662
Thousands of kilometers or10 20 30 40 50 60 70 80 90 100
Years12345678910
Check tyre conditions/wear and adjust
pressure, if necessary●●●●●●●●●●
Check operation of lighting system
(headlights, direction indicators, hazard
warning lights, boot, passenger
compartment, glove compartment,
instrument panel warning lights, etc.)
●●●●●●●●●●
Check and, if necessary, top up fluid levels
(1)●●●●●●●●●●
Check battery condition●●●●●●●●●●
Change engine coolant(13)
Adjust the tappet clearance (where there is
no hydraulic clearance adjustment)
●●●●●
Check exhaust emissions/smokiness●●●●●●●●●●
Use the diagnosis socket to check
supply/engine management systems
operation, emissions and, for
versions/markets, where provided, engine
oil degradation
●●●●●●●●●●
(1) Always only use the liquids shown in the handbook for topping up after having checked that the system is not damaged.
(13) The engine coolant should be changed every two years or 40,000 km.
235

Thousands of miles6 121825313743505662
Thousands of kilometers or10 20 30 40 50 60 70 80 90 100
Years12345678910
Change transfer case oil (8)●
Change engine oil and replace oil filter●●●●●●●●●●
Replace accessory drive belts(3)
Replace the toothed timing drive belts (8)
●
Replace fuel filter cartridge(9)
Replace air cleaner cartridge(12)
Check the air filter cartridge for obstructions
or damage
●●●●●
Change the brake fluid (6)●●●●●
Replace the passenger compartment
cleaner●●●●●●●●●●
(8) to be done only on a mileage basis, independently of the time.
(3) The belt should only be replaced if damage/wear is found during the periodic inspection.
(8) to be done only on a mileage basis, independently of the time.
(9) This should be done each year or every 20,000 km.
(12) The air cleaner should be replaced every two years or 40,000 km. If the vehicle is used in dusty areas, the cleaner must be replaced every year.
(6) The brake fluid replacement has to be done every two years, irrespective of the mileage.
239

PERIODIC CHECKS
Before long journeys, check and, if
necessary, restore:
engine coolant level;
brake fluid level;
windscreen washer fluid level;
operation of lighting system
(headlamps, direction indicators, hazard
warning lights, etc.);
tyre inflation pressure and condition;
tyre alignment;
operation of screen washer/wiper
system and positioning/wear of
windscreen/rear window wiper blades.
To ensure that the vehicle is always
efficient and well maintained, it is
advisable to make sure that you carry
out the above operations regularly
(approximately every 1000 km and
every 3000 km for checking and
topping up engine oil is advisable).
DEMANDING
VEHICLE USE
If the vehicle is mostly used in one of
the following conditions:
towing a trailer or caravan;
dusty roads;
short, repeated journeys (less than
7-8 km) at sub-zero outside
temperatures;
engine often idling or driving long
distances at low speeds or long periods
of inactivity;
the following checks must be carried
out more often than indicated in the
Scheduled Servicing Plan:
check front disc brake pad
conditions and wear;
check cleanliness of bonnet and
boot locks, cleanliness and lubrication
of linkage;
visually inspect conditions of: engine,
gearbox, transmission, pipes and hoses
(exhaust - fuel system - brakes) and
rubber elements (boots - sleeves -
bushes - etc.);
check battery charge and battery
fluid level (electrolyte);
visually inspect condition of the
accessory drive belts;
check and, if necessary, change
engine oil and replace oil filter;
check and, if necessary, replace
pollen filter.
240
SERVICING AND MAINTENANCE

CHECKING LEVELS
4N15 Diesel-powered vehicles
Check items of engine compartment are located as shown in the figure below.
1. Engine coolant reservoir 2. Brake fluid reservoir 3. Clutch fluid reservoir (where provided) 4. Engine oil cap 5. Engine oil
level gauge 6. Power steering fluid reservoir 7. Washer fluid reservoir 8. Battery
A— RHD versions
312) 313)
A
1
42253
3
678
388VANODIESEL3231
241

4D56 Diesel-powered vehicles
Check items of engine compartment are located as shown in the figure below.
1. Engine coolant reservoir 2. Brake fluid reservoir 3. Engine oil level gauge 4. Engine oil cap 5. Battery 6. Power steering
fluid reservoir 7. Washer fluid reservoir
A— RHD versions
312) 313)
1
42
23
756
A
389VANOMOTORE25DIESEL01
242
SERVICING AND MAINTENANCE

Petrol-powered vehicles
Check items of engine compartment are located as shown in the figure below.
1. Engine coolant reservoir 2. Brake fluid reservoir 3. Clutch fluid reservoir (where provided) 4. Power steering fluid reservoir
5. Engine oil level gauge 6. Engine oil cap 7. Washer fluid reservoir 8. Battery
A— RHD vehicles
312) 313)
1
623
784
5
A
23
390VANOBENZINA24
243

CATALYTIC
CONVERTER
314)
The exhaust gas scavenging devices
used with catalytic converter are
extremely efficient for the reduction of
noxious gases. The catalytic converter
is installed in the exhaust system.
It is important to keep the engine
properly tuned to ensure proper catalyst
operation and prevent possible catalyst
damage.
NOTE Use fuel of the type
recommended in “Fuel selection”.
WARNING
314)As with any vehicle, do not park or
operate this vehicle in areas where
combustible materials such as dry grass or
leaves can come in contact with a hot
exhaust since a fire could occur.
ENGINE OIL
315)
To check and refill engine oil
A — Minimum level
B — Maximum level
C — Oil replacement indication mark
Petrol-powered vehiclesDiesel-powered vehicles
391AHA102481
392AHA106261
393AHA102508
245