Jeep WRANGLER 2021

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Cruise Control Fault Warning Light

Ú page 127

Sway Bar Fault Warning Light

Ú page 127

Tire Pressure Monitoring System (TPMS) Warn-

ing Light

Ú page 127

Yellow Indicator Lights

4WD Indicator Light — If Equipped

Ú page 129

4WD Low Indicator Light — If Equipped

Ú page 129

4WD Part Time Indicator Light — If Equipped

Ú page 129

Axle Locker Fault Indicator Light

Ú page 129

Yellow Warning Lights

Forward Collision Warning (FCW) OFF Indicator

Light — If Equipped

Ú page 129

Front And Rear Axle Lock Indicator Light

Ú page 129

Neutral Indicator Light — If Equipped

Ú page 129

Rear Axle Lock Indicator Light

Ú page 129

Service Adaptive Cruise Control Warning Light —

If Equipped

Ú page 129

Sway Bar Indicator Light — If Equipped

Ú page 129

Wait To Start Light — If Equipped

Ú page 129

Yellow Indicator Lights

21_JL_OM_EN_USC_t.book Page 13

Main Page

Table of Contents3
Introduction11
Symbols Key12
Rollover Warning12
Vehicle Modifications/Alterations13
Symbol Glossary13
Getting to Know Your Vehicle18
Keys18
- Key Fob18
Sentry Key20
Ignition Switch21
- Keyless Enter-N-Go - Ignition21
Remote Start - if Equipped (Gasoline)22
- How to Use Remote Start23
- To Exit Remote Start Mode24
- Remote Start Front Defrost Activation - if24
- Equipped24
- Remote Start Comfort Systems - if24
- Remote Start Cancel Message25
Remote Start - if Equipped (Diesel)25
- How to Use Remote Start25
Vehicle Security System - if Equipped26
- To Arm the System26
- To Disarm the System27
- Rearming of the System27
Doors27
- Manual Door Locks27
- Power Door Locks - if Equipped28
- Keyless Enter-N-Go - Passive Entry28
- Equipped)28
- Automatic Door Locks - if Equipped31
- Child-Protection Door Lock System - Rear Doors31
- Front Door Removal32
- Rear Door Removal (Four-Door Models)34
Steering Wheel35
- Tilt/Telescoping Steering Column35
- Heated Steering Wheel - if Equipped36
Seats36
- Manual Adjustment Front Seats37
- 60/40 Split Folding Rear Seat - Four Door38
- Models38
- Fold and Tumble Rear Seat - Two Door Models39
- Heated Seats - if Equipped40
- Rear Seat Armrest - if Equipped41
- Head Restraints42
Uconnect Voice Recognition44
- Introducing Voice Recognition44
- Basic Voice Commands45
- Get Started45
- Additional Information45
Mirrors46
- Inside Rearview Mirror46
- Illuminated Vanity Mirrors46
- Outside Mirrors47
- Heated Mirrors - if Equipped47
- Power Mirrors - if Equipped47
(Homelink®) - if Equipped47
- Before You Begin Programming48
- Homelink48
- Erasing All the Home Link Channels48
- Identifying Whether You Have a Rolling48
- Code or Non-Rolling Code Device48
- Programming Homelink® to a Garage Door Opener49
- Programming Homelink® to a49
- Miscellaneous Device50
- Button50
- Canadian/Gate Operator Programming50
- Reprogramming a Single Homelink51
Exterior Lights51
- Headlight Switch51
- Daytime Running Lights (Drls) - if Equipped51
- High/Low Beam Switch52
- Automatic High Beam Headlamp52
- Control - if Equipped52
- Flash-To-Pass52
- Automatic Headlights - if Equipped52
- Lights-On Reminder52
- Front Fog Lights - if Equipped53
- Turn Signals53
- Lane Change Assist - if Equipped53
Interior Lights53
- Interior Courtesy Lights53
- Dimmer Controls54
Windshield Wipers and Washers54
- Windshield Wiper Operation54
- Rear Window Wiper/Washer - if55
- Equipped55
Climate Controls56
- Automatic Climate Control Descriptions56
- And Functions56
- Manual Climate Control Descriptions and Functions59
- Automatic Temperature Control (ATC) - if61
- Equipped62
- Climate Voice Commands62
- Operating Tips62
Interior Storage and Equipment64
- Storage64
- USB/AUX Control64
- Power Outlets66
- Power Inverter - if Equipped67
- Auxiliary Switches - if Equipped68
Power Windows - if Equipped69
- Auto-Down Feature70
- Window Lockout Switch70
- Wind Buffeting70
Wrangler Tops70
- Provided Tools70
- Lowering the Soft Top into Sunrider71
- Position71
- Raising the Soft Top82
- Removing the Soft Top85
- Installing the Soft Top87
- Hard Top Front Panel(S) Removal89
- Hard Top Front Panel(S) Installation93
- Removing the Hard Top93
- Installing the Hard Top95
- Power Sliding Top - if Equipped96
Door Frame99
- Door Frame Removal100
- Door Frame Installation Four Door101
- Models - if Equipped102
- Door Frame Installation Two Door102
Folding Windshield102
- Lowering the Windshield103
- Raising the Windshield105
Hood106
- Opening the Hood106
- Closing the Hood106
Rear Swing Gate106
- Cargo Area Features107
Roof Luggage Rack - if Equipped107
Getting to Know Your Instrument Panel109
Instrument Cluster109
- Instrument Cluster Descriptions113
Instrument Cluster Display113
- Instrument Cluster Display Location and Controls114
- Oil Change Reset - if Equipped115
- Instrument Cluster Display Menu115
- Items115
- Battery Saver On/Battery Saver Mode Message - Electrical Load Reduction Actions - if Equipped119
- Diesel Displays120
- Diesel Particulate Filter (DPF)120
- Messages120
- Fuel System Messages121
Warning Lights and Messages124
- Red Warning Lights124
- Yellow Warning Lights127
- Yellow Indicator Lights131
- Green Indicator Lights132
- White Indicator Lights133
- Blue Indicator Lights133
- Gray Indicator Lights134
Onboard Diagnostic System - Obd II134
- Onboard Diagnostic System (OBD II) Cybersecurity134
Emissions Inspection and Maintenance134
Programs134
Starting and Operating136
I Fequipped136
- Manual Transmission - if Equipped136
- Automatic Transmission - if Equipped136
- Normal Starting136
- Autopark137
- Extreme Cold Weather (below -22°F or −30°C)139
- If Engine Fails to Start139
- After Starting139
Starting the Engine - Diesel Engine (if Equipped)139
- Automatic Transmission140
- Extreme Cold Weather140
- Normal Starting140
- Starting Fluids141
Normal Operation - Diesel Engine141
- Cold Weather Precautions142
- Engine Idling143
- Stopping the Engine143
- Cooling System Tips - Automatic Transmission144
Engine Block Heater - if Equipped145
Engine Break-In Recommendations145
Gasoline Engine (if Equipped)145
Engine Break-In Recommendations146
Diesel Engine (if Equipped)146
Parking Brake146
Manual Transmission - if Equipped147
- Shifting148
- Downshifting149
Automatic Transmission - if Equipped150
- Ignition Park Interlock151
- System151
- Eight-Speed Automatic Transmission151
Four-Wheel Drive Operation156
- Four-Position Transfer Case - if Equipped156
- Five-Position Transfer Case - if Equipped159
- Trac-Lok Rear Axle - if Equipped161
- Equipped162
- Axle Lock (Tru-Lok) Rear Only - if Equipped162
- Electronic Sway Bar Disconnect - if Equipped163
- Off Road+ - if Equipped164
Electro-Hydraulic Power Steering165
Stop/Start System - Automatic165
Transmission (if Equipped)165
- Autostop Mode166
- Possible Reasons the Engine Does Not Autostop166
- To Start the Engine While in Autostop Mode167
- To Manually Turn off the Stop/Start System167
- To Manually Turn on the Stop/Start System168
- System Malfunction168
Stop/Start System - Manual Transmission (if Equipped)168
- Autostop Mode168
- Possible Reasons the Engine Does Not Autostop169
- Mode169
- To Manually Turn off the Stop/Start System170
- To Manually Turn on the Stop/Start170
- System170
- System Malfunction170
Cruise Control Systems - if Equipped170
- Cruise Control - if Equipped170
- Adaptive Cruise Control (ACC) - if172
- Equipped172
Parksense Rear Park Assist - if181
Equipped181
- Parksense Sensors182
- Parksense Warning Display182
- Parksense Display182
- Enabling and Disabling Parksense184
- Service the Parksense Rear Park Assist System185
- Cleaning the Parksense System185
- Parksense System Usage Precautions185
Parkview Rear Back up Camera186
Trailcam System - if Equipped187
Refueling the Vehicle - Gasoline Engine (if Equipped)189
- Fuel Filler Cap189
- Loose Fuel Filler Cap Message190
Refueling the Vehicle - Diesel Engine (if Equipped)190
- Avoid Using Contaminated Fuel190
- Bulk Fuel Storage - Diesel Fuel191
- Diesel Exhaust Fluid191
Vehicle Loading194
- Certification Label194
Trailer Towing195
- Common Towing Definitions195
- Trailer Hitch Classification197
- Trailer Towing Weights (Maximum Trailer Weight Ratings)197
- Trailer and Tongue Weight198
- Towing Requirements198
- Towing Tips200
Recreational Towing (Behind Motorhome)201
- Towing this Vehicle Behind Another Vehicle201
- Recreational Towing Four -Wheel Drive Models202
Driving Tips203
- On-Road Driving Tips203
- Off-Road Driving Tips204
Multimedia212
Uconnect Systems212
Cybersecurity212
Uconnect Settings213
- Customer Programmable Features213
Uconnect Introduction227
- System Overview227
- Drag & Drop Menu Bar229
- Safety and General Information229
Uconnect Modes230
- Steering Wheel Audio Controls230
- Radio Mode231
- Media Mode240
- Phone Mode243
Android Auto™ & Apple Carplay® - if Equipped254
- Android Auto254
- Apple Carplay256
- Android Auto™ and Apple Carplay® Tips and Tricks258
Connected Vehicle Services - if259
Equipped259
- Is My Vehicle Connected259
- Introduction to Connected Vehicle259
- Services259
- Getting Started with Connected Vehicle Services261
- Using Siriusxm Guardian263
- Manage M y Sirius XM Guardian Account277
CONNECTED SERVICES Faqs277
- Connected Services SOS Faqs277
- Connected Services Remote Door Lock/Unlock Faqs278
- Connected Services Roadside Assistance Faqs278
- Connected Services Send & Go Faqs278
- Connected Services Vehicle Finder Faqs278
- Connected Services Stolen Vehicle279
- Assistance Faqs279
- Connected Services Remote Vehicle Start Faqs279
- Connected Services Remote Horn & Lights Faqs280
- Connected Services Account Faqs280
- Data Collection & Privacy282
Radio Operation and Mobile Phones283
- Regulatory and Safety Information283
Off-Road Pages - if Equipped283
- Off-Road Pages Status Bar284
- Drivetrain284
- Accessory Gauge285
- Pitch & Roll285
- Trailcam - if Equipped285
Safety286
Safety Features286
- Anti-Lock Brake System (ABS)286
- Electronic Brake Control (EBC) System287
Auxiliary Driving Systems295
- Equipped295
- Forward Collision Warning (FCW) with299
- Mitigation - if Equipped299
- Tire Pressure Monitoring System (TPMS)302
Occupant Restraint Systems307
- Occupant Restraint Systems Features307
- Important Safety Precautions307
- Seat Belt Systems307
- Supplemental Restraint Systems (SRS)314
- Child Restraints328
Safety Tips343
- Transporting Passengers343
- Transporting Pets343
- Safety Checks You Should Make Inside the Vehicle343
- Periodic Safety Checks You Should Make Outside the Vehicle344
- Exhaust Gas345
- Carbon Monoxide Warnings345
In Case of Emergency346
Hazard Warning Flashers346
Assist and Sos System - if Equipped346
Jacking and Tire Changing350
- Preparations for Jacking350
- Jack Location350
- Spare Tire Removal351
- Jacking Instructions351
Jump Starting354
- Preparations for Jump Start354
- Jump Starting Procedure356
If Your Engine Overheats357
Manual Park Release358
Freeing a Stuck Vehicle359
Towing a Disabled Vehicle359
- Four Wheel Drive Models360
- Without the Key Fob361
- Emergency Tow Hooks - if Equipped361
Enhanced Accident Response System361
(Ears)361
Event Data Recorder (Edr)361
Servicing and Maintenance362
Engine362
- Maintenance Plan363
Scheduled Servicing - Diesel Engine366
- Maintenance Plan - Diesel Fuel up to B5 Biodiesel367
- Biodiesel367
Engine Compartment370
- L Gasoline Engine370
- L Gasoline Engine371
- L Diesel Engine372
- Checking Oil Level373
- Adding Washer Fluid373
- Maintenance-Free Battery373
- Pressure Washing374
Vehicle Maintenance374
- Engine Oil374
- Engine Oil Filter375
- Engine Air Cleaner Filter376
- Draining Fuel/Water Separator Filter - Diesel Engine377
- Fuel Filter Replacement - Diesel Engine378
- Priming if the Engine Has Run out of Fuel - Diesel Engine380
- Intervention Regeneration Strategy - Message Process Flow380
- Diesel Exhaust Fluid381
- Accessory Drive Belt Inspection381
- Air Conditioner Maintenance382
- Body Lubrication384
- Windshield Wiper Blades384
- Exhaust System386
- Cooling System387
- Brake System391
- Front/Rear Axle Fluid392
- Transfer Case392
- Manual Transmission - if Equipped392
- Automatic Transmission - if Equipped393
- Fuses394
- Bulb Replacement402
Tires406
- Tire Safety Information406
- Tires - General Information412
- Tire Types417
- Spare Tires - if Equipped417
- Wheel and Wheel Trim Care419
- Snow Traction Devices420
- Tire Rotation Recommendations421
Department of Transportation Uniform Tire Quality Grades422
- Treadwear422
- Traction Grades422
- Temperature Grades422
Storing the Vehicle423
Bodywork424
- Protection from Atmospheric Agents424
- Body and Underbody Maintenance424
- Preserving the Bodywork424
Interiors426
- Carpet Safety Information426
- Carpet Removal427
- Seats and Fabric Parts431
- Plastic and Coated Parts432
- Leather Surfaces432
- Glass Surfaces432
Technical Specifications433
Vehicle Identification Number433
Brake System433
Wheel and Tire Torque Specifications433
- Torque Specifications433
Fuel Requirements - Gasoline Engine434
- L Engine434
- Reformulated Gasoline435
- Materials Added to Fuel435
- Gasoline/Oxygenate Blends435
- Do Not Use E-85 in Non-Flex Fuel Vehicles435
- CNG and LP Fuel System Modifications436
- MMT in Gasoline436
- Fuel System Cautions436
Fuel Requirements - Diesel Engine436
- Diesel Fuel Specifications437
- Biodiesel Fuel Requirements437
Fluid Capacities439
Engine Fluids and Lubricants440
Chassis Fluids and Lubricants444
Suggestions for Obtaining Service for Your Vehicle445
- Prepare for the Appointment445
- Preparea List445
- Be Reasonable with Requests445
Customer Assistance445
If You Need Assistance445
- FCA US LLC Customer Center445
- FCA Canada Inc. Customer Center445
- Mexico445
- Puerto Rico and US Virgin Islands446
- Customer Assistance for the Hearing or Speech Impaired (TDD/TTY)446
- Service Contract446
Warranty Information447
Mopar® Parts447
Reporting Safety Defects447
- Washington, D.C447
- In Canada447
Publication Order Forms447
General Information448

Jeep WRANGLER 2021 - Page 15

Table of Contents

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