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Jeep Wrangler CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Jeep REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Jeep Wrangler car and truck
repair procedures including Jeep engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Jeep Wrangler automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Jeep Wrangler cars and light trucks from 1990+
Cooling Fans -> Light Trucks & Vans -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes (DTCs) -> Caravan, Town & Country & Voyager -> Clearing Diagnostic Trouble Codes (DTCs) -> Dakota & Durango -> Fan Control Relay -> Fan Motor -> Fan Motor Circuit -> Grand Cherokee -> Liberty -> Pacifica -> PT Cruiser
Vehicle: 2003 Jeep Wrangler Rubicon 4.0 L6 GAS
Fan Motor
Caravan, Town & Country & Voyager
Refer to Fig. , for fan motor diagnosis chart.
Fan Motor Circuit
All models are equipped with an engine controller which will detect and store a diagnostic trouble code for the cooling fan system. This information may be accessed by using a DRB diagnostic tool.
Accessing Diagnostic Trouble Codes (DTCs)
Connect suitable DRB lll scan tool to Data Link Connector (DLC), follow manufacturers instructions to access diagnostic trouble codes and procedures.
Clearing Diagnostic Trouble Code...
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BRAKE SERVICE PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Jeep Wrangler cars and light trucks from 1990+.
Anti-lock Brakes -> Jeep -> Description
Vehicle: 1994 Jeep Wrangler Sahara 4.0 L6 GAS
The Anti-Lock Brake System (ABS) prevents wheel lock-up by monitoring wheel speed and altering pressure to the wheels. This is accomplished using an anti-lock brake module, power brake hydraulic booster, electric pump, accumulator, three channel modulator and wheel speed sensors.
In the event of emergency braking, monitors will read individual wheel speed so that maximum braking effectiveness can be maintained at all times. As wheel speed...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Jeep Wrangler cars and light trucks sold in the U.S. for 1980+.
DaimlerChrysler Corp./Jeep Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Wrangler, 1997-98 Grand Cherokee & 1997-01 Cherokee
Vehicle: 2006 Jeep Wrangler 65TH Anniversary Edition 4.0 L6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has bee...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Jeep Wrangler cars and light trucks from 1990+.
DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 1991 Jeep Wrangler Renegade 4.0 L6 GAS
Front
- With vehicle in neutral, position vehicle on hoist.
- Remove skid plate if equipped to gain access to propeller shaft.
- Mark a line across axle pinion flange, propeller shaft, flange yoke and transfer case for installation reference.
- Remove U-joint strap bolts at pinion shaft yoke.
- Remove transfer case yoke bolts.
- Push rear of propeller shaft forward to clear transfer case yoke.
- Remove propeller shaft from vehicle.
- Reverse procedure to install, noting the following:
- Align reference marks.
- Torque U-joint strap bolts t...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Jeep Wrangler cars and light trucks sold in the U.S. from mid 1990's+.
Reset Procedures
Vehicle: 2007 Jeep Wrangler Rubicon 3.8 V6 GAS
The Low Tire Pressure indicator lamp will flash slowly and sound a single tone when tire pressure is low. If tire pressure drops lower, the indicator lamp will flash rapidly and the tone will be continuous. When the tire is inflated to the proper pressure the lamp and tone will ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Jeep Wrangler cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 2006 Jeep Wrangler X 4.0 L6 GAS
- Remove battery ground cable.
- Remove alternator drive belt.
- Remove alternator pivot, mounting bolts and nuts.
- Position alternator for access to wire connector.
- Unsnap plastic cover from B+ terminal, if equipped.
- Remove B+ cable output terminal mounting nut at rear of alternator.
- Disconnect terminal fr...
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MAINTENANCE LAMP RESET PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Jeep Wrangler cars and light trucks sold in the U.S. from 1990+.
Chrysler LLC Trucks -> Electronic Throttle Control Indicator ->
Vehicle: 2009 Jeep Wrangler Sahara 3.8 V6 GAS
When the ignition is turned On, the lamp will light for approximately 6-12 seconds as a bulb inspection. If the lamp is illuminated with the engine running, the vehicle is usually drivable but the electronic throttle system must be diagnosed and servic...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Jeep Wrangler cars and light trucks from 1990+
Radiator, Replace
Vehicle: 2005 Jeep Wrangler X 4.0 L6 GAS
- Disconnect negative battery cable at battery.
- Remove radiator cap.
- Remove condenser lower seal from lower core support.
- Drain coolant into a suitable container.
- Remove radiator upper and lower hose clamps.
- Remove radiator hoses.
- Disconnect coolant reserve/overflow tank hose from radiator.
- Remove reservoir tank and power steering reservoir and position out of way.
- Remove four fan shroud mounting bolts. Position fan shroud back over fan blades.
- On models with automatic transmission, disconnect and plug automatic transmission fluid cooler lines.
- On all models, remove six radiator mounting ...
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SERPENTINE BELT SERVICE PROCEDURES FOR Jeep Wrangler AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Jeep Wrangler cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1994 Jeep Wrangler Renegade 4.0 L6 GAS
Belt tension is adjusted at the power steering pump or idler pulley if not equipped with power steering.
- Disconnect battery ground cable.
- Loosen power steeri...
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COMPONENT LOCATION DIAGRAMS FOR Jeep Wrangler AUTOMOBILES
Component location diagrams for most Jeep Wrangler cars and light trucks sold in the U.S. from 1990+.
 Driver/Passenger Airbag Modules & Mechanical Instrument Cluster Diagram for 2003 Jeep Wrangler Sport 4.0 L6 GASComponents on diagram: |
 Rear Body Splices Diagram for 1990 Jeep Wrangler Sahara 2.5 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Jeep Wrangler AUTOMOBILES
OEM drawn wiring diagrams for most Jeep Wrangler cars and light trucks sold in the U.S.
 2002 Jeep Wrangler Sport 4.0 L6 GAS Wiring DiagramComponents on diagram: |
 1993 Jeep Wrangler 2.5 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Jeep Wrangler AUTOMOBILES
OEM TSB listings for most Jeep Wrangler cars and light trucks sold in the U.S. from 1985+.
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Document: Hard To Fill With Fuel Or Must Fill At Very Slow Rate Vehicle: 2007 Jeep Wrangler Rubicon 3.8 V6 GAS Auto Systems: |
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Document: SAFETY RECALL - AFTERMARKET BESTOP REAR SHELL ROOF RACKS Vehicle: 1992 Jeep Wrangler Renegade 4.0 L6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Jeep Wrangler AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Jeep Wrangler cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Jeep Wrangler cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Jeep Wrangler cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Jeep Wrangler cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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