Jeep Wrangler (2022 year). Manual in english — page 22

347

SERVICING AND MAINTENANCE

SCHEDULED SERVICING —

GASOLINE ENGINE

Your vehicle is equipped with an automatic oil

change indicator system. The oil change indicator

system will remind you that it is time to take your

vehicle in for scheduled maintenance.
Based on engine operation conditions, the oil

change indicator message will illuminate. This

means that service is required for your vehicle.

Operating conditions such as frequent short-trips,

trailer tow, extremely hot or cold ambient

temperatures will influence when the “Change Oil”

or “Oil Change Required” message is displayed.

Have your vehicle serviced as soon as possible,

within the next 500 miles (805 km).
On vehicles equipped with instrument cluster

display, “Oil Change Required” will be displayed

and a single chime will sound, indicating that an oil

change is necessary.

On non-instrument cluster display equipped

vehicles, “Change Oil” will flash in the instrument

cluster odometer and a single chime will sound,

indicating that an oil change is necessary.
An authorized dealer will reset the oil change

indicator message after completing the scheduled

oil change. If a scheduled oil change is performed

by someone other than an authorized dealer, the

message can be reset by referring to the steps

described under Instrument Cluster Display for

further information

Ú

page 120.

NOTE:

Under no circumstances should oil change

intervals exceed 10,000 miles (16,000 km),

12 months or 350 hours of engine run time,

whichever comes first. The 350 hours of engine

run or idle time is generally only a concern for fleet

customers.

Once A Month Or Before A Long Trip:

Check the engine oil level.

Check the windshield washer fluid level.

Check the tire inflation pressures and look for

unusual wear or damage, rotate at the first sign

of irregular wear.

Check the fluid levels of the coolant reservoir,

brake master cylinder, and power steering, and

fill as needed.

Check the function of all interior and exterior

lights.

8

348

SERVICING AND MAINTENANCE

M

AINTENANCE

P

LAN

Refer to the maintenance plan for the required maintenance intervals.

NOTE:

Using white lithium grease, lubricate the door hinge joints twice a year to prevent premature wear.

At Every Oil Change Interval As Indicated By Oil Change Indicator System:

Change oil and filter.

Rotate the tires. Rotate at the first sign of irregular wear, even if it occurs before the oil indicator system turns on.

Inspect battery and clean and tighten terminals as required.

Inspect the CV/Universal joints.

Inspect brake pads, shoes, rotors, drums, hoses and parking brake.

Inspect engine cooling system protection and hoses.

Inspect exhaust system.

Inspect engine air cleaner filter if using in dusty or off-road conditions; replace engine air cleaner filter if necessary.

Inspect all door latches for presence of grease; reapply if necessary.

SERVICING AND MAINTENANCE

349

Mileage Or Time Passed (Whichever Comes First):

20,000

30,000

40,000

50,000

60,000

70,000

80,000

90,000

100,000

110,000

120,000

130,000

140,000

150,000

Or Years:

2

3

4

5

6

7

8

9

10 11 12 13 14 15

Or Kilometers:

32,000

48,000

64,000

80,000

96,000

112,000

128,000

144,000

160,000

176,000

192,000

208,000

224,000

240,000

Additional Inspections
Inspect the CV/Universal joints.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Inspect front suspension, tie rod ends, rear suspension, and replace

if necessary.

X

X

X

X

X

X

X

Inspect the front and rear axle fluid.

X

X

X

X

Inspect the brake linings, replace as necessary.

X

X

X

X

X

X

X

Adjust parking brake on vehicles equipped with four wheel disc brakes.

X

X

X

X

X

X

X

Inspect transfer case fluid.

X

X

X

Additional Maintenance
Replace engine air cleaner filter.

X

X

X

X

X

Replace cabin air filter.

To be replaced every 12,000 miles (19,000 km).

Replace Spark Plugs – 2.0L Engine.

1

X

X

Replace spark plugs – 3.6L Engine.

1

X

Flush and replace the engine, intercooler (if equipped) coolant at

10 years or 150,000 miles (240,000 km) whichever comes first.

X

X

8

350

SERVICING AND MAINTENANCE

Change the manual transmission fluid if using your vehicle for any of

the following: trailer towing, snow plowing, heavy loading, taxi, police,

delivery service (commercial service), off-road, desert operation or

more than 50% of your driving is at sustained high speeds during hot

weather, above 90°F (32°C).

X

X

X

X

X

Change transfer case fluid if using your vehicle for any of the

following: police, taxi, fleet, or frequent trailer towing.

X

X

Inspect and replace PCV valve if necessary.

X

Change front and rear axle fluid if using your vehicle for police, taxi,

fleet, off-road or frequent trailer towing.

X

X

X

1. The spark plug change interval is mileage based only; yearly intervals do not apply.

Mileage Or Time Passed (Whichever Comes First):

20,000

30,000

40,000

50,000

60,000

70,000

80,000

90,000

100,000

110,000

120,000

130,000

140,000

150,000

Or Years:

2

3

4

5

6

7

8

9

10 11 12 13 14 15

Or Kilometers:

32,000

48,000

64,000

80,000

96,000

112,000

128,000

144,000

160,000

176,000

192,000

208,000

224,000

240,000

WARNING!

You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment. If you have

any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.

Failure to properly inspect and maintain your vehicle could result in a component malfunction and affect vehicle handling and performance. This could cause

an accident.

SERVICING AND MAINTENANCE

351

SCHEDULED SERVICING — DIESEL ENGINE

Your vehicle is equipped with an automatic oil

change indicator system. The oil change indicator

system will remind you that it is time to take your

vehicle in for scheduled maintenance.
Based on engine operation conditions, the oil

change indicator message will illuminate. This

means that service is required for your vehicle.

Operating conditions such as frequent short-trips,

trailer tow, extremely hot or cold ambient

temperatures will influence when the “Oil Change

Required” message is displayed. Have your vehicle

serviced as soon as possible, within the next

500 miles (805 km).
An authorized dealer will reset the oil change

indicator message after completing the scheduled

oil change. If a scheduled oil change is performed

by someone other than an authorized dealer, to

reset the message

Ú

page 120.

NOTE:

Under no circumstances should oil change

intervals exceed 10,000 miles (16,000 km) or

12 months, whichever comes first.

Engine Oil Filter Replacement
Residual oil in the housing may spill from the

housing when the new filter is installed if the

residual oil is not either removed from the housing

or enough time has not elapsed to allow the oil to

drain back into the engine. When servicing the oil

filter on this engine, open the filter cap

approximately six turns until the cap o-ring is

visible and stop. Wait five minutes with the cap in

this position to allow dirty engine oil to drain back

into the engine. After five minutes, the cap and

filter assembly can be removed and discarded.

When installing the new oil filter cartridge

assembly, ensure the cap is tightened to the

specified torque to prevent low oil pressure

conditions.

Once A Month Or Before A Long Trip:

Check engine oil level

Check windshield washer fluid level

Check the tire pressures and look for unusual

wear or damage

Check the fluid levels of the coolant reservoir,

brake master cylinder, and fill as needed

Check function of all interior and exterior lights

8

352

SERVICING AND MAINTENANCE

M

AINTENANCE

P

LAN

— D

IESEL

F

UEL

U

P

T

O

B5 B

IODIESEL

Refer to the maintenance plan for the required maintenance intervals.

At Every Oil Change Interval As Indicated By Oil Change Indicator System:

Change oil and filter.

Completely fill the Diesel Exhaust Fluid tank.

Drain water from fuel filter assembly.

Rotate the tires. Rotate at the first sign of irregular wear, even if it occurs before the oil indicator system turns on.

Inspect battery and clean and tighten terminals as required.

Inspect the CV/Universal joints.

Inspect brake pads, shoes, rotors, drums, hoses and parking brake.

Inspect engine cooling system protection and hoses.

Inspect exhaust system.

Inspect engine air cleaner filter if using in dusty or off-road conditions; replace engine air cleaner filter if necessary.

At Every Second Oil Change Interval As Indicated By Oil Change Indicator System:

Change fuel filter.

SERVICING AND MAINTENANCE

353

Mileage Or Time Passed (Whichever Comes First)

10,000

20,000

30,000

40,000

50,000

60,000

70,000

80,000

90,000

100,000

110,000

120,000

130,000

140,000

150,000

Or Years:

1

2

3

4

5

6

7

8

9

10

11 12

13

14

15

Or Kilometers:

16,000

32,000

48,000

64,000

80,000

96,000

112,000

128,000

144,000

160,000

176,000

192,000

208,000

224,000

240,000

Additional Inspections
Completely fill the Diesel Exhaust Fluid tank.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Inspect the CV/Universal joints.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Inspect front suspension, tie rod ends, and replace if necessary.

X

X

X

X

X

X

X

Inspect the front and rear axle fluid, change if using your

vehicle for police, taxi, fleet, off-road or frequent trailer towing.

X

X

X

X

X

X

X

Inspect the brake linings, parking brake function.

X

X

X

X

X

X

X

Inspect transfer case fluid.

X

X

X

X

Additional Maintenance
Drain water from fuel filter assembly.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Replace fuel filters and drain water from the fuel filter

assembly.

Under normal conditions the diesel fuel filter should be replaced every other oil change and

must not exceed 20,000 miles (32,000 km) if using diesel fuel up to B5. If the vehicle is

being used in severe operating conditions, or in certain geographical areas of the country

(Pennsylvania, New York, Ohio, Maryland, West Virginia, Arkansas, Oklahoma, Kansas, Iowa,

Missouri and Nebraska) due to fuel cleanliness issues, it is recommended to replace the fuel

filter every oil change and must not exceed 10,000 miles.

Replace engine air cleaner filter.

X

X

X

X

X

Replace the cabin air filter.

To be replaced every 12,000 miles (19,000 km).

8

354

SERVICING AND MAINTENANCE

A

DDITIONAL

M

AINTENANCE

— B6 T

O

B20 B

IODIESEL

NOTE:

Under no circumstances should oil change intervals exceed 8,000 miles (12,875 km) or six months, whichever comes first when using biodiesel blends

greater than 5% (B5).

The owner is required to monitor mileage for B6-B20 biodiesel, the automatic oil change indicator system does not reflect the use of biofuels.

Fuel filter change interval is maintained at every second oil change. This is especially important with biodiesel usage.

For more information on using biodiesel

Ú

page 421.

Flush and replace the engine coolant at 10 years or

150,000 miles (240,000 km) whichever comes first.

X

X

Replace accessory drive belt(s).

X

Change transfer case fluid.

X

Mileage Or Time Passed (Whichever Comes First)

10,000

20,000

30,000

40,000

50,000

60,000

70,000

80,000

90,000

100,000

110,000

120,000

130,000

140,000

150,000

Or Years:

1

2

3

4

5

6

7

8

9

10

11 12

13

14

15

Or Kilometers:

16,000

32,000

48,000

64,000

80,000

96,000

112,000

128,000

144,000

160,000

176,000

192,000

208,000

224,000

240,000

WARNING!

You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment. If you have

any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.

Failure to properly inspect and maintain your vehicle could result in a component malfunction and affect vehicle handling and performance. This could cause

an accident.

SERVICING AND MAINTENANCE

355

ENGINE COMPARTMENT

2.0L G

ASOLINE

E

NGINE

1 — Battery

6 — Brake Fluid Reservoir Cap

2 — Power Distribution Center (Fuses)

7 — Washer Fluid Reservoir Cap

3 — Engine Oil Dipstick

8 — Engine Air Cleaner Filter

4 — Engine Oil Fill

9 — Power Steering Reservoir Cap

5 — Engine Coolant Pressure Cap

10 — Intercooler Coolant Reservoir Cap

8

356

SERVICING AND MAINTENANCE

3.6L G

ASOLINE

E

NGINE

1 — Power Distribution Center (Fuses)

7 — Power Pack Unit Pressure Cap — If Equipped

2 — Battery

8 — Washer Fluid Reservoir Cap

3 — Engine Oil Dipstick

9 — Engine Air Cleaner Filter

4 — Engine Oil Fill

10 — Power Steering Reservoir Cap

5 — Engine Coolant Pressure Cap

11 — Motor Generator Unit Coolant Pressure Cap— If Equipped

6 — Brake Fluid Reservoir Cap

SERVICING AND MAINTENANCE

357

3.0L D

IESEL

E

NGINE

1 — Battery

6 — Power Distribution Center (Fuses)

2 — Engine Oil Fill

7 — Power Steering Reservoir Cap

3 — Engine Coolant Pressure Reservoir

8 — Engine Oil Dipstick

4 — Brake Fluid Reservoir Cap

9 — Engine Air Cleaner Filter

5 — Washer Fluid Reservoir Cap

8

358

SERVICING AND MAINTENANCE

(Continued)

C

HECKING

O

IL

L

EVEL

To ensure proper engine lubrication, the engine oil

must be maintained at the correct level. Check the

oil level at regular intervals, such as every fuel

stop. The best time to check the engine oil level is

about five minutes after a fully warmed up engine

is shut off.
Checking the oil while the vehicle is on level ground

will improve the accuracy of the oil level readings.
There are four possible dipstick types:

Crosshatched zone.

Crosshatched zone marked SAFE.

Crosshatched zone marked with MIN at the low

end of the range and MAX at the high end of the

range.

Crosshatched zone marked with dimples at the

MIN and the MAX ends of the range.

NOTE:

Always maintain the oil level within the crosshatch

markings on the dipstick.

NOTE:

Use care when filling under hood fluids such as

engine oil, washer fluid, antifreeze, etc., to

minimize spillage onto the top of the engine. Any

excess fluid that is spilled onto the top of the

engine should be removed using compressed air

or an absorbent cloth.

Adding 1 quart (1 liter) of oil when the reading is at

the low end of the dipstick range will raise the oil

level to the high end of the range marking.

A

DDING

W

ASHER

F

LUID

The fluid reservoir for the windshield washers and

the rear window washer (if equipped) is shared.

The fluid reservoir is located in the engine

compartment. Be sure to check the fluid level at

regular intervals. Fill the reservoir with windshield

washer solvent only (not radiator antifreeze). When

refilling the washer fluid reservoir, take some

washer fluid and apply it to a cloth or towel and

wipe clean the wiper blades; this will help blade

performance.
To prevent freeze-up of your windshield washer

system in cold weather, select a solution or mixture

that meets or exceeds the temperature range of

your climate. This rating information can be found

on most washer fluid containers.

NOTE:

Use care when filling under hood fluids such as

engine oil, washer fluid, antifreeze, etc., to

minimize spillage onto the top of the engine. Any

excess fluid that is spilled onto the top of the

engine should be removed using compressed air

or an absorbent cloth.

M

AINTENANCE

-F

REE

B

ATTERY

Your vehicle is equipped with a maintenance-free

battery. You will never have to add water, and

periodic maintenance is not required.

CAUTION!

Overfilling or underfilling the crankcase will

cause aeration or loss of oil pressure. This could

damage your engine.

WARNING!

Commercial windshield washer solvents are

flammable. They could ignite and burn you. Care

must be exercised when filling or working around

the washer solution.

WARNING!

Battery fluid is a corrosive acid solution and

can burn or even blind you. Do not allow

battery fluid to contact your eyes, skin, or

clothing. Do not lean over a battery when

attaching clamps. If acid splashes in eyes or

on skin, flush the area immediately with large

amounts of water

Ú

page 338.

SERVICING AND MAINTENANCE

359

P

RESSURE

W

ASHING

Cleaning the engine compartment with a high

pressure washer is not recommended.

VEHICLE MAINTENANCE

An authorized dealer has the qualified service

personnel, special tools, and equipment to

perform all service operations in an expert

manner. Service Manuals are available which

include detailed service information for your

vehicle. Refer to these Service Manuals before

attempting any procedure yourself.

NOTE:

Intentional tampering with emissions control

systems may void your warranty and could result in

civil penalties being assessed against you.

Battery gas is flammable and explosive. Keep

flame or sparks away from the battery. Do not

use a booster battery or any other booster

source with an output greater than 12 Volts.

Do not allow cable clamps to touch each

other.

Battery posts, terminals, and related accesso

-

ries contain lead and lead compounds. Wash

hands after handling.

Vehicles with the Stop/Start system will be

equipped with two batteries. Both the main

and the supplemental batteries must be

disconnected to completely de-energize the

12 Volt electrical system.

Serious injury or death could result if you do

not disconnect both batteries. To learn how to

properly disconnect, see an authorized dealer.

WARNING!

CAUTION!

It is essential when replacing the cables on

the battery that the positive cable is attached

to the positive post and the negative cable is

attached to the negative post. Battery posts

are marked positive (+) and negative (-) and

are identified on the battery case. Cable

clamps should be tight on the terminal posts

and free of corrosion.

If a “fast charger” is used while the battery is

in the vehicle, disconnect both vehicle battery

cables before connecting the charger to the

battery. Do not use a “fast charger” to provide

starting voltage.

Vehicles with the Stop/Start system will be

equipped with two batteries. Both the main

and the supplemental batteries must be

disconnected to completely de-energize the

12 Volt electrical system.

If the negative battery cables are not isolated

properly it can cause a potential power spike

or surge in the system, resulting in damage to

essential electrical components.

CAUTION!

Precautions have been taken to safeguard all

parts and connections however, the pressures

generated by these machines is such that

complete protection against water ingress

cannot be guaranteed.

8

360

SERVICING AND MAINTENANCE

E

NGINE

O

IL

Engine Oil Selection

For engine oil selection

Ú

page 424.

American Petroleum Institute (API)

Approved Engine Oil

These symbols mean that the oil has been certified

by the API. The manufacturer only recommends API

trademark oils.

The API Starburst trademark certifies

0W-20, 0W-30 and 5W-30 engine oils.

The API Donut trademark certifies 0W-40

and 5W-40 engine oil.

Synthetic Engine Oils

Your engine was designed for synthetic engine oils,

only use synthetic API approved engine oils.
Synthetic engine oils which do not have both the

correct API trademark and the correct SAE viscosity

grade numbers should not be used.

Materials Added To Engine Oil

The manufacturer strongly recommends against

the addition of any additives (other than leak

detection dyes) to the engine oil. Engine oil is an

engineered product and its performance may be

impaired by supplemental additives.

Disposing Of Used Engine Oil And Oil

Filters

Care should be taken in disposing of used engine

oil and oil filters from your vehicle. Used oil and oil

filters, indiscriminately discarded, can present a

problem to the environment. Contact an

authorized dealer, service station or governmental

agency for advice on how and where used oil and

oil filters can be safely discarded in your area.

E

NGINE

O

IL

F

ILTER

The engine oil filter should be replaced with a new

filter at every engine oil change.
Engine Oil Filter Selection
A full-flow type disposable oil filter should be used

for replacement. The quality of replacement filters

varies considerably. Only high quality Mopar®

filters should be used.

E

NGINE

A

IR

C

LEANER

F

ILTER

For the proper maintenance intervals

Ú

page 348

for gasoline engines or

Ú

page 352 for diesel

engines.

NOTE:

Be sure to follow the “Severe Duty Conditions”

maintenance interval if applicable.

WARNING!

You can be badly injured working on or around a

motor vehicle. Only do service work for which

you have the knowledge and the proper

equipment. If you have any doubt about your

ability to perform a service job, take your vehicle

to a competent mechanic.

CAUTION!

Do not use chemical flushes in your engine oil as

the chemicals can damage your engine. Such

damage is not covered by the New Vehicle

Limited Warranty.

WARNING!

The air induction system (air cleaner, hoses,

etc.) can provide a measure of protection in the

case of engine backfire. Do not remove the air

induction system (air cleaner, hoses, etc.) unless

such removal is necessary for repair or

maintenance. Make sure that no one is near the

engine compartment before starting the vehicle

with the air induction system (air cleaner, hoses,

etc.) removed. Failure to do so can result in

serious personal injury.

SERVICING AND MAINTENANCE

361

Engine Air Cleaner Filter Selection
The quality of replacement engine air cleaner

filters varies considerably. Only high quality

Mopar® filters should be used.

Engine Air Cleaner Filter Inspection and

Replacement— Gasoline Engine

Follow the recommended maintenance intervals

as shown in the Maintenance Schedule in this

section.
Engine Air Cleaner Filter Removal
1. Loosen the fasteners from the engine air

cleaner filter cover using a suitable tool.

Engine Air Cleaner Filter Cover

2. Lift the engine air cleaner filter cover to access

the engine air cleaner filter.

3. Remove the engine air cleaner filter from the

housing assembly.

Engine Air Cleaner Filter Cover

Engine Air Cleaner Filter Installation

NOTE:

Inspect and clean the housing if significant dirt or

debris is present before replacing the engine air

cleaner filter.
1. Install the engine air cleaner filter into the

housing assembly with the engine air cleaner

filter inspection surface facing downward.

2. Tighten engine air cleaner filter cover

fasteners using a suitable tool.

Engine Air Cleaner Filter Inspection and

Replacement — Diesel Engine

Follow the recommended maintenance intervals

as shown in the Maintenance Schedule in this

section.
Engine Air Cleaner Filter Removal
1. Loosen the fasteners from the engine air

cleaner filter cover using a suitable tool.

Engine Air Cleaner Filter Cover

1 — Fasteners
2 — Engine Air Cleaner Filter Cover

CAUTION!

Do not overtighten the engine air cleaner filter

cover lid screws or damage may result.

1 — Engine Air Cleaner Filter Cover
2 — Fasteners

8

362

SERVICING AND MAINTENANCE

2. Lift the engine air cleaner filter cover to access

the engine air cleaner filter.

3. Remove the engine air cleaner filter from the

housing assembly.

Engine Air Cleaner Filter

Engine Air Cleaner Filter Installation

NOTE:

Inspect and clean the housing if significant dirt or

debris is present before replacing the engine air

cleaner filter.
1. Install the engine air cleaner filter into the

housing assembly with the engine air cleaner

filter inspection surface facing downward.

2. Tighten engine air cleaner filter cover

fasteners using a suitable tool.

D

RAINING

F

UEL

/W

ATER

S

EPARATOR

F

ILTER

— D

IESEL

E

NGINE

The fuel/water separator housing is located inside

the left frame rail in front of the fuel tank. The best

access to this water drain valve is from under the

vehicle.

If necessary remove the fuel filter protective cover

to access the water drain valve.

Fuel/Water Separator Filter

If water is detected in the water separator while the

engine is running, or while the ignition switch is in

the ON position, the Water In Fuel Indicator Light

will illuminate and an audible chime will be heard.

At this point you should stop the engine and drain

the water from the filter housing.

1 — Engine Air Cleaner Filter Cover
2 — Engine Air Cleaner Filter

CAUTION!

Do not overtighten the engine air cleaner filter

cover lid screws or damage may result.

CAUTION!

Do not drain the fuel/water separator filter

when the engine is running.

Diesel fuel will damage blacktop paving

surfaces. Drain the filter into an appropriate

container.

1 — Retainers
2 — Fuel Filter Protective Cover

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Политика конфиденциальности