maintenance JEEP WRANGLER 2012 JK / 3.G Workshop Manual

•Service Manuals
These comprehensive Service Manuals provide the
information that students and professional technicians
need in diagnosing/troubleshooting, problem solving,
maintaining, servicing, and repairing Chrysler Group
LLC vehicles. A complete working knowledge of the
vehicle, system, and/or components is written in
straightforward language with illustrations, diagrams,
and charts.
•Diagnostic Procedure Manuals
Diagnostic Procedure Manuals are filled with dia-
grams, charts and detailed illustrations. These practi-
cal manuals make it easy for students and technicians
to find and fix problems on computer-controlled ve-
hicle systems and features. They show exactly how to
find and correct problems the first time, using step-by-
step troubleshooting and drivability procedures,
proven diagnostic tests and a complete list of all tools
and equipment.
•Owner’s Manuals
These Owner’s Manuals have been prepared with the
assistance of service and engineering specialists to
acquaint you with specific Chrysler Group LLC ve-
hicles. Included are starting, operating, emergency
and maintenance procedures as well as specifications,
capabilities and safety tips.
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588 IF YOU NEED CONSUMER ASSISTANCE

ABS (Anti-Lock Brake System)............272,417
Adding Engine Coolant (Antifreeze) .......... 532
Adding Fuel ........................... 465
Air Cleaner, Engine (Engine Air Cleaner Filter) . . . 520
Air Conditioner Maintenance ............... 522
Air Conditioning ........................ 354
Air Conditioning Controls ................. 354
Air Conditioning Filter .................365,523
Air Conditioning Refrigerant ............... 523
Air Conditioning System ................354,358
Air Conditioning, Operating Tips ............ 366
Air Filter .............................. 520
Air Pressure, Tires ....................... 444
Airbag ................................ 58
Airbag Deployment ....................... 67
Airbag Light ..................... 65,69,87,273
Airbag Maintenance ....................... 69
Airbag, Side ............................ 65
Alarm (Security Alarm) .................... 19 Alarm Light
........................... 274
Alterations/Modifications, Vehicle ............. 9
Antenna, Satellite Radio ................317,342
Anti-Lock Brake System (ABS) .............. 417
Anti-Lock Warning Light .................. 272
Antifreeze (Engine Coolant) ................ 559
Appearance Care ........................ 541
Arming Theft System (Security Alarm) ......... 19
Assistance Towing ....................... 114
Auto Down Power Windows ................ 40
Automatic Door Locks ..................... 37
Automatic Oil Change Indicator ............. 292
Automatic Temperature Control (ATC) ......... 358
Automatic Transmission ................382,537
Fluid and Filter Changes ............... 537
Fluid Level Check .................... 538
Fluid Type ......................... 537
Special Additives ..................... 537
Autostick ............................. 389
592 INDEX

Child Restraint.................... 71,74,78,81
Child Restraint Tether Anchors .............76,78
Child Safety Locks ........................ 38
Child Seat .............................. 75
Cleaning Wheels ............................ 544
Climate Control ......................... 354
Clock ........................... 303,322,331
Compact Disc (CD) Maintenance ............. 353
Compact Spare Tire ...................... 447
Compass ........................ 284,286,293
Compass Calibration .................. 286,295
Compass Variance .................... 285,295
Computer, Trip/Travel .................283,293
Connector UCI .............................. 345
Universal Consumer Interface (UCI) ....... 345
Console .............................. 169
Console, Floor .......................... 169 Contract, Service
........................ 585
Cooling System ......................... 530
Adding Coolant (Antifreeze) ............. 532
Coolant Capacity ..................... 559
Coolant Level ....................... 533
Disposal of Used Coolant ............... 533
Drain, Flush, and Refill ................ 531
Inspection .......................... 530
Points to Remember .................. 534
Pressure Cap ........................ 533
Selection of Coolant (Antifreeze) .......531,559
Corrosion Protection ..................... 541
Cruise Light ........................... 275
Cupholders ............................ 168
Customer Assistance ..................... 583
Data Recorder, Event ...................... 70
Daytime Running Lights ................... 153
Dealer Service .......................... 517
594 INDEX

Emergency, In Case ofJacking ............................ 493
Jump Starting ....................... 501
Tow Hooks ......................... 506
Emission Control System Maintenance ......... 515
Engine Air Cleaner ......................... 520
Block Heater ........................ 375
Break-In Recommendations .............. 84
Compartment ....................... 513
Compartment Identification ............. 513
Exhaust Gas Caution ................86,464
Fails to Start ........................ 373
Flooded, Starting ..................... 373
Fuel Requirements ................. 460,559
Jump Starting ....................... 501
Oil ............................ 518,559
Oil Change Interval ................... 292
Oil Disposal ........................ 520 Oil Filter
........................... 520
Oil Selection ........................ 559
Overheating ........................ 492
Starting ........................... 372
Temperature Gauge ................... 274
Engine Oil Viscosity ...................... 519
Engine Oil Viscosity Chart ................. 519
Enhanced Accident Response Feature .......... 66
Entry System, Illuminated .................. 20
Ethanol ............................... 461
Event Data Recorder ...................... 70
Exhaust Gas Caution ................... 86,464
Exhaust System ....................... 86,527
Extender, Seat Belt ........................ 58
Exterior Finish Care ...................... 542
Exterior Lights .......................... 89
Fabric Care ......................... 544,546
Fabric Top ............................. 546
596 INDEX

Lights On Reminder.................. 152
Low Fuel .......................... 269
Oil Pressure ........................ 270
Passing ............................ 152
Rear Servicing ....................... 558
Rear Tail ........................... 558
Seat Belt Reminder ................... 269
Security Alarm (Theft Alarm) ............ 274
Service ............................ 556
Side Marker ........................ 558
Theft Alarm (Security Alarm) ............ 274
Tire Pressure Monitoring (TPMS) ......... 275
Traction Control ..................... 429
Turn Signal .............. 89,151,270,557,558
Voltage ............................ 269
Warning (Instrument Cluster Description) . . . 269
Loading Vehicle ......................... 466
Tires .............................. 438
Locking Axle ........................... 395 Locks
Automatic Door ...................... 37
Child Protection ...................... 38
Door .............................. 34
Power Door ......................... 36
Lower Anchors and Tether for
CHildren (LATCH) ..................... 76,78
Lubrication, Body ....................... 526
Maintenance Free Battery .................. 521
Maintenance Procedures ................... 517
Maintenance Schedule .................... 564
Malfunction Indicator Light (Check Engine) . . 280,515
Manual Transmission .................. 376,539
Fluid Level Check .................... 540
Lubricant Selection ................... 539
Shift Speeds ........................ 377
Manual, Service ......................... 587
Master Cylinder (Brakes) .................. 535
10
INDEX 601

Rearview Mirrors........................ 96
Recorder, Event Data ...................... 70
Recreational Towing ...................... 485
Shifting into Transfer Case Neutral (N) ..... 487
Shifting out of Transfer Case Neutral (N) .... 488
Reformulated Gasoline .................... 460
Refrigerant ............................ 523
Release, Hood .......................... 148
Reminder, Lights On ..................... 152
Reminder, Seat Belt ....................... 56
Remote Control Door Locks ......................... 21
Remote Keyless Entry (RKE) ................. 21
Remote Sound System (Radio) Controls ........ 352
Remote Starting System .................... 26
Replacement Bulbs ....................... 555
Replacement Keys ........................ 17
Replacement Parts ....................... 516
Replacement Tires ....................... 450 Reporting Safety Defects
................... 586
Resetting Oil Change Indicator .............. 292
Restraint, Head ......................... 142
Restraints, Child ....................... 71,75
Restraints, Occupant ...................... 43
Rotation, Tires .......................... 453
Safety Checks Inside Vehicle ................. 87
Safety Checks Outside Vehicle ............... 89
Safety Defects, Reporting .................. 586
Safety Information, Tire ................... 432
Safety Tips ............................. 85
Safety, Exhaust Gas ....................... 86
Satellite Radio Antenna .................317,342
Schedule, Maintenance .................... 564
Seat Belt Reminder ....................... 56
Seat Belts ............................ 46,87
Adjustable Upper Shoulder Anchorage ...... 53
And Pregnant Women .................. 57
604 INDEX

Child Restraint..................... 71,81
Extender ........................... 58
Front Seat .......................... 46
Inspection .......................... 87
Maintenance ........................ 545
Pretensioners ........................ 56
Reminder .......................... 269
Untwisting Procedure .................. 52
Seats ................................. 135
Adjustment ......................... 135
Easy Entry ......................... 138
Fold and Tumble Rear ................. 144
Head Restraints ...................... 142
Heated ............................ 141
Height Adjustment ................... 136
Rear Folding ........................ 146
Removal ........................ 145,146
Seatback Release ..................... 137
Tilting ............................ 137 Security Against Theft
..................... 19
Security Alarm (Theft Alarm) ................ 19
Selection of Oil ......................... 519
Sentry Key (Immobilizer) ................... 16
Sentry Key Programming ................... 17
Sentry Key Replacement ................... 17
Service Assistance ....................... 583
Service Contract ......................... 585
Service Manuals ........................ 587
Setting the Clock .................. 303,322,331
Settings, Personal ........................ 298
Shift Lever Override ...................... 507
Shifting ............................... 379
Automatic Transmission ................ 379
Manual Transmission .................. 376
Transfer Case, Shifting into Transfer
Case Neutral (N) ..................... 487
Transfer Case, Shifting out of Transfer
Case Neutral (N) ..................... 488
10
INDEX 605

Disabled Vehicle..................... 508
Guide ............................. 473
Recreational ........................ 485
Weight ............................ 473
Towing Assistance ....................... 114
Trac-Lok Rear Axle ...................... 394
Traction Control ......................... 419
Trailer Sway Control (TSC) ................. 430
Trailer Towing .......................... 469
Cooling System Tips .................. 484
Hitches ......................... 460,472
Minimum Requirements ................ 478
Trailer and Tongue Weight .............. 477
Wiring ............................ 482
Trailer Towing Guide ..................... 473
Trailer Weight .......................... 473
Transfer Case ........................... 540
Four-Wheel-Drive Operation ............ 390
Maintenance ........................ 540 Transmission
Automatic ......................... 382
Maintenance ..................... 537,539
Manual ........................... 376
Range Indicator ...................... 275
Shifting ........................... 379
Transmitter Battery Service
(Remote Keyless Entry) .................... 25
Transporting Pets ........................ 84
Tread Wear Indicators .................... 449
Trip Computer ....................... 283,284
Trip Odometer .......................... 277
Trip Odometer Reset Button ................ 275
Turn Signals ................... 151,270,557,558
UCI Connector ......................... 345
Uconnect™ (Hands-Free Phone) .............. 99
Uniform Tire Quality Grades ................ 589
Universal Consumer Interface (UCI) Connector . . . 345
608 INDEX