Tread Wear Indicators
Tread wear indicators are in the original equipment tires
to help you in determining when your tires should be
replaced.These indicators are molded into the bottom of the tread
grooves. They will appear as bands when the tread depth
becomes 1/16 in (2 mm). When the tread is worn to the
tread wear indicators, the tire should be replaced.
Life Of Tire
The service life of a tire is dependent upon varying
factors including, but not limited to:
•
Driving style
• Tire pressure
• Distance driven
• Performance tires, tires with a speed rating of V or
higher, and summer tires, typically have a reduced
tread life. Rotation of these tires per the vehicle main-
tenance schedule is highly recommended.
1—WornTire
2—NewTire
5
STARTING AND OPERATING 367
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 drivability. 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
After fuel is added, the vehicle diagnostic system can
determine if the fuel filler cap is possibly loose or
improperly installed. A “gASCAP” message will be dis-
played in the instrument cluster. Tighten the gas cap until
a clicking sound is heard. This is an indication that the
gas cap is properly tightened. Press the trip odometer
RESET button to turn off the message. If the problem7
MAINTAINING YOUR VEHICLE 433
persists, the message will appear the next time the
vehicle is started. This might indicate a damaged cap. If
the problem is detected twice in a row, the system will
turn on the MIL. Resolving the problem will turn the MIL
light off.
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 key-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. Turn the ignition switch to the ON position, but do not crank or start the engine.
2. If you crank or start the engine, you will have to start this test over.
3. As soon as you turn the ignition switch to the ON position, you will see the MIL symbol come on as part
of a normal bulb check.
434 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 “Change Oil” or “Oil Change Re-
quired” message is displayed. Severe Operating Condi-
tions 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).On Electronic Vehicle Information Center (EVIC)
equipped vehicles, “Oil Change Required” will be dis-
played in the EVIC and a single chime will sound,
indicating that an oil change is necessary.
On Non-EVIC equipped vehicles, “Change Oil” will flash
in the instrument cluster odometer and a single chime
will sound, indicating that an oil change is necessary.
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 other
than 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” or under “In-
strument Cluster Description/Odometer/Trip Odom-
eter” in “Understanding Your Instrument Panel” for
further information.
8
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S476 MAINTENANCE SCHEDULES
Cargo Light............................ .197
Cargo Load Floor ........................ .200
Cargo Tie-Downs ........................ .200
Car Washes ............................ .460
Cellular Phone ...........................112
Center High Mounted Stop Light ..............472
Chains, Tire ............................ .369
Changing A Flat Tire ...................... .408
Chart, Tire Sizing ........................ .351
Check Engine Light (Malfunction Indicator Light) . .434
Checking Your Vehicle For Safety ...............96
Checks, Safety ............................96
Child Restraint ............................76
Child Safety Locks .........................33
Clean Air Gasoline ....................... .382
Cleaning Wheels ............................. .461
Climate Control ......................... .297
Clock ................................. .241Clutch
................................ .453
Clutch Fluid ............................ .453
Coin Holder ............................ .196
Cold Weather Operation ....................317
Compact Disc (CD) Maintenance ..............296
Compact Spare Tire ....................... .364
Compass .............................. .226
Compass Calibration ...................... .237
Compass Variance ........................ .238
Connector UCI ............................... .287
Universal Consumer Interface (UCI) .........287
Console ............................... .196
Contract, Service ......................... .487
Coolant (Antifreeze) ...................... .472
Coolant Pressure Cap (Radiator Cap) ...........450
Cooling System .......................... .447
Adding Coolant (Antifreeze) ...............449
Coolant Level ........................ .448
496 INDEX
Lights................................ .101
Airbag ...............................68
Alarm .............................. .217
Anti-Lock ........................... .214
Back-Up ............................ .471
Brake Assist Warning ....................349
Brake Warning ........................ .215
Bulb Replacement ..................... .470
Cargo .............................. .197
Center Mounted Stop ....................472
Daytime Running ..................... .163
Dimmer Switch, Headlight ................162
Electronic Stability Program (ESP) Indicator . . . .349
Engine Temperature Warning ..............215
Exterior ............................. .101
Fog ................................ .164
Headlights .......................... .163
Headlight Switch ...................... .163
High Beam .......................... .165High Beam Indicator
....................214
High Beam/Low Beam Select ..............165
Instrument Cluster ..................... .163
License ............................. .472
Lights On Reminder .....................163
Low Fuel ........................... .213
Malfunction Indicator (Check Engine) ........223
Map Reading ......................... .167
Oil Pressure ......................... .213
Seat Belt Reminder ..................... .214
Security Alarm (Theft Alarm) ...............18
Service ............................. .470
Theft Alarm (Security Alarm) ..............217
Tire Pressure Monitoring (TPMS) ............219
Traction Control ....................... .349
Turn Signal .......................... .101
Voltage ............................. .212
W
arning (Instrument Cluster Description) .....212
Loading Vehicle ......................... .388
502 INDEX
Capacities........................... .390
Tires ............................... .355
Locks ..................................29
Automatic Door ........................31
Child Protection ........................33
Door ................................29
Power Door ...........................30
Lubrication, Body ........................ .443
Luggage Rack (Roof Rack) ...................204
Lumbar Support ......................... .152
Maintenance Free Battery ....................441
Maintenance Procedures ....................436
Maintenance Schedule ..................... .476
Malfunction Indicator Light (Check Engine) .......223
Manual, Service ......................... .490
Manual Transaxle Fluid Level Check ..................... .458
Lubricant Selection ..................... .458Manual Transmission
..................... .318
Fluid Level Check ..................... .457
Frequency of Fluid Change ................457
Lubricant Selection ..................... .457
Map/Reading Lights ...................... .167
Master Cylinder (Brakes) ....................453
Methanol .............................. .382
Mini-Trip Computer ...................... .226
Mirrors ............................... .107
Automatic Dimming ....................108
Electric Powered .......................110
Exterior Folding ....................... .109
Heated ..............................111
Outside ............................. .109
Rearview ........................... .107
Vanity ...............................111
Modifications/Alterations, Vehicle ...............8
Monitor, Tire Pressure System ................371
Mopar Parts ............................ .435
10
INDEX 503
Transmitter Battery Service (Remote Keyless Entry) . .25
Transmitter, Garage Door Opener (HomeLink) . . . .176
Tread Wear Indicators ..................... .367
Trip Computer .......................... .226
Trip Odometer .......................... .221
Trip Odometer Reset Button ..................219
Turn Signals ............................ .164
UCI Connector .......................... .287
Uconnect™ (Hands-Free Phone) ...............112
Understanding Your Instrument Panel ...........210
Uniform Tire Quality Grades .................491
Universal Consumer Interface (UCI) Connector . . . .287
Universal Transmitter ..................... .176
Unleaded Gasoline ....................... .381
Untwisting Procedure, Seat Belt ................52
Vanity Mirrors ...........................111
Variance, Compass ....................... .238Vehicle Certification Label
...................388
Vehicle Identification Number (VIN) .............7
Vehicle Loading ......................... .356
Vehicle Modifications/Alterations ...............8
Vehicle Storage .......................... .307
Vehicle Theft Alarm (Security Alarm) ............18
Voice Recognition System (VR) ................142
Warning Lights (Instrument Cluster Description) . . .212
Warning, Roll Over .........................4
Warnings and Cautions .......................7
Warranty Information ..................... .488
Washer Adding Fluid ........................ .444
Washers, Windshield ...................... .170
Washing Vehicle ......................... .460
Wheel and Wheel Trim .....................461
Wheel and Wheel Trim Care .................461
Wind Buffeting .......................... .187
510 INDEX