check engine light Ram 3500 Chassis Cab 2020 Owner's Guide

504
INDEX
A
Accessories..........................................413Mopar.............................................413Adaptive Cruise Control (ACC) (Cruise
Control)...............................................232Adding Engine Coolant (Antifreeze)............364Adding Fuel..........................................269Additives, Fuel......................................400AdjustDown................................................31Forward.............................................31Rearward...........................................31Up....................................................31Adjustable Pedals....................................39Air BagAir Bag Operation...............................153Air Bag Warning Light..........................151Enhanced Accident Response.......158, 328Event Data Recorder (EDR)...................328If Deployment Occurs..........................157Knee Impact Bolsters..........................154Maintaining Your Air Bag System............158Maintenance.....................................158Transporting Pets...............................179Air Bag Light......................... 108, 151, 181Air Cleaner, Engine (Engine Air
Cleaner Filter)............................... 349, 371
Air Conditioner Maintenance.................... 351Air Conditioner Refrigerant............... 351, 352Air Conditioner System............................ 351Air Conditioning................................. 52, 62Air Conditioning Filter....................... 64, 352Air Conditioning System............................ 62Air Conditioning, Operating Tips.................. 63Air Filter.............................................. 349Air PressureTires............................................... 383AlarmPanic................................................ 14Security Alarm............................. 24, 110Alterations/ModificationsVehicle.............................................. 11Android Auto........................................ 496Antifreeze (Engine Coolant)...................... 364Capacites......................................... 405Disposal.......................................... 365Anti-Lock Brake System (ABS)................... 120Anti-Lock Warning Light........................... 114Apple CarPlay....................................... 497Assist, Hill Start..................................... 122Audio Systems (Radio)............................ 414Auto Down Power Windows........................ 65Auto Unlock, Doors................................ 216Automatic Door Locks............................... 29
Automatic Headlights............................... 46Automatic Temperature Control (ATC).......... 62Automatic Transmission................. 213, 370Adding Fluid..................................... 370Fluid And Filter Change....................... 370Fluid Change.................................... 370Fluid Level Check.............................. 368Fluid Type........................ 368, 409, 412Shifting........................................... 207Special Additives............................... 368Automatic Transmission Limp Home Mode.. 216AUX Camera................................. 261, 267Auxiliary Driving Systems........................ 129Axle Fluid.....................370, 371, 409, 412Axle Lubrication............................ 370, 371
B
Back-Up.............................................. 258Back-Up Camera................................... 258Battery....................................... 110, 346Blanket........................................... 196Charging System Light........................ 110Keyless Key Fob Replacement................ 14Battery Saver Feature.............................. 48Belts, Seat........................................... 180Body Builders Guide................................ 11Body Mechanism Lubrication................... 360

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B-Pillar Location
....................................379Brake Assist System...............................121Brake Control System.............................121Brake Fluid...................................367, 409Brake System............................... 367, 397Fluid Check.......................................367Master Cylinder.................................367Parking............................................204Warning Light....................................109Brake/Transmission Interlock...................206Bulb Replacement.................................300Bulbs, Light.................................. 182, 300
C
Cab Top Clearance Lights........................305Camera...............................................258Camera, AUX................................ 261, 267Camera, Rear............................... 258, 261Capacities, Antifreeze (Engine Coolant).......405Capacities, Fluid....................................405Caps, Filler Oil (Engine)............................... 343, 348Power Steering..................................229Radiator (Coolant Pressure)..................365Car Washes..........................................394Carbon Monoxide Warning............... 180, 401Cargo Light.............................................47Cellular Phone......................................483Center High Mounted Stop Light................304Center Seat Storage Compartment..............73
Changing A Flat Tire............................... 314Charge Air Cooler................................... 366Chart, Tire Sizing................................... 376Check Engine Light (Malfunction Indicator Light)119Checking Your Vehicle For Safety.............. 180Checks, Safety...................................... 180Child Restraint...................................... 160Child RestraintsBooster Seats................................... 164Child Seat Installation................. 172, 174How To Stow An unused ALR Seat Belt.... 171Infant And Child Restraints................... 162Locating The LATCH Anchorages............ 169Lower Anchors And Tethers For Children.. 165Older Children And Child Restraints........ 163Seating Positions............................... 165Clean Air Gasoline................................. 399CleaningWheels............................................ 389Climate Control....................................... 51Automatic.......................................... 55Manual.............................................. 52Cold Weather Operation.......................... 187Compact Spare Tire............................... 387Contract, Service................................... 501Cooling Pressure Cap (Radiator Cap).......... 365Cooling System..................................... 363Adding Coolant (Antifreeze).................. 364Coolant Level............................ 363, 366
Cooling Capacity................................ 405Disposal Of Used Coolant.................... 365Drain, Flush, And Refill........................ 364Inspection........................................ 366Points To Remember.......................... 366Pressure Cap.................................... 365Radiator Cap.................................... 365Selection Of Coolant(Antifreeze)................... 364, 407, 410Corrosion Protection.............................. 393Cruise Control (Speed Control)......... 230, 232Cruise Light......................................... 117Cupholders............................................ 77Customer Assistance............................. 500Cybersecurity....................................... 414
D
Daytime Running Lights............................ 45Dealer Service...................................... 347Defroster, Rear Window............................ 52Defroster, Windshield....................... 52, 181Delay (Intermittent) Wipers........................ 50Diagnostic System, Onboard.................... 118Diesel Exhaust Brake............................. 203Diesel Fuel.......................................... 402Diesel Fuel Requirements....................... 402Bulk Storage Of................................. 269Diesel Fuel System, Re-Priming................ 358Differential, Limited Slip......................... 228
11

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Dipsticks Power Steering
..................................229Disabled Vehicle Towing..........................326DisposalAntifreeze (Engine Coolant)...................365Do Not Disturb......................................496Door Ajar.............................................111Door Ajar Light......................................111Door LocksAutomatic...........................................29Doors....................................................25Draining Fuel/Water Separator Filter..........354Driver’s Seat Back Tilt...............................30DrivingThrough Flowing, Rising, Or Shallow Standing Water
..........................................292Dual Rear Wheels.................. 317, 391, 398
E
Electric Brake Control System...................121Anti-Lock Brake System.......................120Electronic Roll Mitigation..............124, 127Electrical Power Outlets.............................78Electronic Range Select (ERS)........... 211, 217Electronic Stability Control (ESC)...............124Electronic Throttle Control Warning Light.....110Electronically Shifted Transfer Case...219, 222Emergency Braking................................204Emergency, In Case OfFreeing Vehicle When Stuck..................324
Hazard Warning Flasher...................... 294Jacking............................................ 314Jump Starting................................... 319Emission Control System Maintenance....... 119Engine........................................ 343, 344Air Cleaner....................................... 349Block Heater..................................... 190Break-In Recommendations................. 202Compartment.................................... 344Compartment Identification.................. 343Coolant (Antifreeze).................... 407, 410Exhaust Gas Caution.................. 180, 401Fails To Start.................................... 186Flooded, Starting............................... 186Fuel Requirements............................. 399Identifcation..................................... 344Idling.............................................. 197Jump Starting................................... 319Oil.................................. 347, 407, 410Oil Filler Cap............................. 343, 348Oil Filter........................................... 349Oil Reset............................................ 93Oil Selection..................................... 347Oil Synthetic..................................... 349Overheating...................................... 321Runaway.......................................... 267Starting........................................... 184Engine Oil Viscosity................................ 348Enhanced Accident Response
Feature....................................... 158, 328
Entry System, Illuminated.......................... 49Ethanol............................................... 400Exhaust Brake...................................... 203Exhaust Gas Cautions.................... 180, 401Exhaust System.................... 180, 362, 371Exterior Lighting...................................... 44Exterior Lights................................ 44, 182
F
FiltersAir Cleaner
....................................... 349Air Conditioning........................... 64, 352Engine Fuel.............................. 354, 407Engine Oil........................ 349, 407, 410Engine Oil Disposal............................ 349FlashersTurn Signals....................... 47, 117, 182Flash-To-Pass......................................... 46Flat Tire Stowage.................................. 318Fluid Capacities.................................... 405Fluid Leaks.......................................... 182Fluid Level ChecksBrake............................................. 367Power Steering.................................. 229Fluids And Lubricants..................... 407, 410Fog Lights..................................... 47, 303Fold Flat Load Floor................................. 76Fold-Flat Seats....................................... 30Forward Collision Warning....................... 129Four Wheel Drive.................................. 218

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Jump Starting
.......................................319
K
Key Fob Panic Alarm
........................................14Programming Additional Key Fobs...... 16, 23Key Fob Battery Service (Remote
Keyless Entry).........................................14Key Fob Programming (Remote
Keyless Entry).........................................16Keyless Enter-N-Go.................. 26, 184, 188Lock The Vehicle’s Doors..... 423, 438, 458Passive Entry......................................26Passive Entry Programming..........438, 458Keys.....................................................13Replacement......................................23
L
Lane Change And Turn Signals....................47Lane Change Assist..................................47LaneSense...........................................256Latches...............................................182Hood.................................................66Lead Free Gasoline................................399Leaks, Fluid..........................................182Life Of Tires..........................................385Light Bulbs...................................182, 300Lights..................................................182Air Bag............................. 108, 151, 181Automatic High Beam............................45
Brake Assist Warning.......................... 126Brake Warning.................................. 109Bulb Replacement............................. 300Cab Top Clearance............................. 305Cargo................................................ 47Center Mounted Stop.......................... 304Courtesy/Reading................................ 48Cruise............................................. 117Daytime Running................................. 45Electronic Stability Program(ESP)Indicator...................................... 110Engine Temperature Warning................ 110Exterior...................................... 44, 182Fog................................................. 303Four Wheel Drive Indicator................... 228Hazard Warning Flasher...................... 294Headlights.................................... 44, 46High Beam......................................... 45Hill Descent Control Indicator................ 128Illuminated Entry................................. 49Interior.............................................. 48Lights On Reminder.............................. 47Low Fuel.......................................... 113Malfunction Indicator (Check Engine)..... 112Park................................................ 117Passing............................................. 46Seat Belt Reminder............................ 108Security Alarm................................... 110Service............................................ 300Traction Control................................. 126
Transfer Case................................... 228Turn Signals................47, 117, 182, 301Warning Instrument ClusterDescriptions......................... 110, 117Limited-Slip Differential.................. 228, 371Load Shed Battery Saver Mode................ 107Load Shed Battery Saver On.................... 107Load Shed Electrical Load Reduction......... 107Load Shed Intelligent Battery Sensor......... 107Loading Vehicle.................................... 273Tires............................................... 379LocksAutomatic Door................................... 29Child Protection................................... 29Power Door........................................ 26Low Tire Pressure System....................... 132Lubrication, Body.................................. 360Lug Nuts/Bolts..................... 317, 397, 398
M
Maintenance Free Battery....................... 346Maintenance Plan................................. 336Maintenance Schedule....329, 331, 334, 336Malfunction Indicator Light
(Check Engine)............................. 112, 119ManualPark Release.................................... 323Service............................................ 503Media Hub........................................... 481Memory Seat......................................... 32

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