ONBOARD DIAGNOSTIC SYSTEM (OBD II)
Your vehicle is equipped with a sophisticated onboard
diagnostic system called OBD II. This system monitors
the performance of the emissions, engine, and automatic
transmission control systems. When these systems are
operating properly, your vehicle will provide excellent
performance and fuel economy, as well as engine emis-
sions well within current government regulations.
If any of these systems require service, the OBD II system
will turn on the “Malfunction Indicator Light (MIL).” It
will also store diagnostic codes and other information to
assist your service technician in making repairs. Al-
though your vehicle will usually be drivable and not
need towing, see your authorized dealer for service as
soon as possible.
CAUTION!
•Prolonged driving with the MIL on could cause
further damage to the emission control system. It
could also affect fuel economy and driveability.
The vehicle must be serviced before any emissions
tests can be performed.
• If the MIL is flashing, while the engine is running,
severe catalytic converter damage and power loss
will soon occur. Immediate service is required.
Loose Fuel Filler Cap Message
If the vehicle diagnostic system determines
that the fuel filler cap is loose, improperly
installed, or damaged, a loose gascap indicator
will display in the EVIC telltale display area.
Refer to “Electronic Vehicle Information Center (EVIC) in7
MAINTAINING YOUR VEHICLE 563
“Understanding Your Instrument Panel” for further in-
formation. Tighten the fuel filler cap properly and press
the SELECT button to turn off the message. If the
problem continues, the message will appear the next time
the vehicle is started.
A loose, improperly installed, or damaged fuel filler cap
may also turn on the Malfunction Indicator Light (MIL).
EMISSIONS INSPECTION AND MAINTENANCE
PROGRAMS
In some localities, it may be a legal requirement to pass
an inspection of your vehicle’s emissions control system.
Failure to pass could prevent vehicle registration.For states that require an Inspection and Mainte-
nance (I/M), this check verifies the “Malfunction
Indicator Light (MIL)” is functioning and is not
on when the engine is running, and that the OBD II
system is ready for testing. Normally, the OBD II system will be ready. The OBD II
system may
notbe ready if your vehicle was recently
serviced, recently had a dead battery or a battery replace-
ment. If the OBD II system should be determined not
ready for the I/M test, your vehicle may fail the test.
Your vehicle has a simple ignition actuated test, which
you can use prior to going to the test station. To check if
your vehicle’s OBD II system is ready, you must do the
following:
1. Cycle the ignition switch to the ON position, but do not crank or start the engine.
NOTE: If you crank or start the engine, you will have to
start this test over.
2. As soon as you cycle the ignition switch to the ON position, you will see the MIL symbol come on as part
of a normal bulb check.
564 MAINTAINING YOUR VEHICLE
MAINTENANCE SCHEDULE
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 ser-
vice is required for your vehicle. Operating conditions
such as frequent short-trips, trailer tow, extremely hot or
cold ambient temperatures, and E85 fuel usage will
influence when the “Oil Change Required” message is
displayed. Severe Operating Conditions can cause the
change oil message to illuminate as early as 3,500 miles (5
600 km) since last reset. Have your vehicle serviced as
soon as possible, within the next 500 miles (805 km).
Your authorized dealer will reset the oil change indicator
message after completing the scheduled oil change. If a
scheduled oil change is performed by someone otherthan your authorized dealer, the message can be reset by
referring to the steps described under “Electronic Vehicle
Information Center (EVIC)/Oil Change Required” in
“Understanding Your Instrument Panel” for further in-
formation
NOTE:
Under no circumstances should oil change inter-
vals exceed 10,000 miles (16 000 km) or twelve months,
whichever comes first.
Severe Duty All Models
Change Engine Oil at 4000 miles (6,500 km) if the vehicle
is operated in a dusty and off road environment. This
type of vehicle use is considered Severe Duty
Once A Month Or Before A Long Trip:
• Check engine oil level
• Check windshield washer fluid level
8
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S624 MAINTENANCE SCHEDULES
Cargo Area Features...................... .272
Cargo Compartment ...................... .272
Light ............................... .273
Luggage Carrier ....................... .278
Cargo Light ............................ .273
Cargo Tie-Downs ........................ .274
Car Washes ............................ .596
Cellular Phone .......................... .382
Center High Mounted Stop Light ..............617
Certification Label ........................ .499
Chains, Tire ............................ .475
Changing A Flat Tire ...................... .529
Chart, Tire Sizing ........................ .455
Check Engine Light (Malfunction Indicator Light) . .564
Checking Your Vehicle For Safety ..............114
Checks, Safety ............................114
Child Restraint ............................85
Child Restraints Child Seat Installation ....................107 Install A LATCH-compatible Child Restraint . . . .102
Installing Child Restraints Using The Vehicle Seat
Belt
................................ .104
Lower Anchors And Tethers For Children .......93
Child Safety Locks .........................35
Clean Air Gasoline ....................... .487
Cleaning Wheels .............................. .598
Climate Control ......................... .382
Cold Weather Operation ....................409
Compact Disc (CD) Maintenance ..............381
Compact Spare Tire ....................... .470
Console, Overhead ....................... .241
Contract, Service ......................... .635
Coolant Pressure Cap (Radiator Cap) ...........587
Cooling System .......................... .584
Adding Coolant (Antifreeze) ...............586
Coolant Capacity ...................... .618
Coolant Level ......................... .588
644 INDEX
Brake Assist Warning....................452
Brake Warning ........................ .295
Bulb Replacement ...................... .614
Cargo .............................. .273
Center Mounted Stop ....................617
Daytime Running ...................... .178
Dimmer Switch, Headlight .................175
Exterior ..............................118
Fog ................................ .293
Hazard Warning Flasher ..................526
Headlights ........................... .614
Headlights On With Wipers ................176
High Beam Indicator .....................292
Illuminated Entry ........................23
Malfunction Indicator (Check Engine) .........293
Map Reading ......................... .182
Passing ............................. .185
Reading ............................. .182
Rear Servicing ........................ .617Rear Tail
............................ .617
Seat Belt Reminder ..................... .292
Security Alarm ........................ .300
Service .............................. .614
Service Engine Soon (Malfunction Indicator) . . . .293
Side Marker .......................... .617
SmartBeams .......................... .177
Tire Pressure Monitoring (TPMS) ............297
Traction Control ....................... .452
Turn Signal ............................118
Vanity Mirror ......................... .135
Loading Vehicle ......................... .499
Tires ............................... .460
Locks ..................................32
Child Protection .........................35
Door .................................32
Power Door ............................34
Lubrication, Body ........................ .578
Luggage Rack (Roof Rack) ...................278
10
INDEX 651
Lug Nuts.............................. .527
Maintenance Free Battery ....................571
Maintenance Procedures ....................566
Maintenance Schedule ..................... .624
Malfunction Indicator Light (Check Engine) .......293
Manual, Service ......................... .638
Memory Feature (Memory Seat) ...............167
Memory Seat ........................... .167
Memory Seats and Radio ....................167
Methanol .............................. .487
Mirrors ............................... .126
Electric Powered ....................... .133
Electric Remote ........................ .133
Exterior Folding ....................... .133
Heated .............................. .134
Outside ............................. .127
Rearview ............................ .126
Vanity .............................. .135Modifications/Alterations, Vehicle
...............9
Monitor, Tire Pressure System ................478
Mopar Parts ............................ .565
MTBE/ETBE ........................... .487
Multi-Function Control Lever .................175
New Vehicle Break-In Period .................113
Occupant Restraints ........................51
Occupant Restraints (Sedan) ..................73
Octane Rating, Gasoline (Fuel) ................486
Odometer .............................. .299
Trip ................................ .299
Oil, Engine ............................. .567
Capacity ............................ .618
Change Interval ....................... .568
Dipstick ............................. .567
Disposal ............................. .570
Filter ............................... .570
652 INDEX
Automatic........................... .415
Maintenance .......................... .594
Shifting ............................. .412
Transmitter Battery Service (Remote Keyless Entry) . .26
Transmitter, Garage Door Opener (HomeLink®). . . .244
Transmitter Programming (Remote Keyless Entry) . . .23
Transmitter, Remote Keyless Entry (RKE) .........23
Tread Wear Indicators ..................... .472
Turn Signals ............................ .293
Uconnect® Customer Programmable Features ............32
Screen Activated Features ..................25
Uconnect® Settings .......................25
Uconnect® Settings Customer Programmable Features ............24
Customer Programmable Features ............34
Passive Entry Programming .................34
Uconnect® Settings .......................46 Uniform Tire Quality Grades
.................639
Universal Transmitter ..................... .244
Unleaded Gasoline ....................... .486
Untwisting Procedure, Seat Belt ................59
Vanity Mirrors .......................... .135
Vehicle Identification Number (VIN) .............8
Vehicle Loading ......................... .461
Vehicle Modifications/Alterations ...............9
Vehicle Storage .......................... .397
Viscosity, Engine Oil ...................... .569
Warning Flasher, Hazard ....................526
Warning, Roll Over .........................5
Warnings and Cautions .......................8
Warranty Information ..................... .636
Washers, Windshield ...................... .185
Washing Vehicle ......................... .596
Wheel and Wheel Trim .....................598
10
INDEX 659