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2001 Jeep Wrangler CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Jeep REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
Cooling Fans -> Light Trucks & Vans -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes (DTCs) -> Caravan, Town & Country & Voyager -> Cherokee -> Clearing Diagnostic Trouble Codes (DTCs) -> Dakota & Durango -> Fan Control Relay -> Fan Motor -> Fan Motor Circuit -> Grand Cherokee -> Liberty -> PT Cruiser
Vehicle: 2001 Jeep Wrangler 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 2001 Jeep Wrangler AUTOMOBILES
Hydraulic Brake Systems -> Adjustments -> 1997-2000 -> 2001 -> Height Sensing Proportioning Valve -> Park Brake Cable Tensioner -> Stop Lamp Switch
Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS
Height Sensing Proportioning Valve
1997-2000
- Raise and support vehicle, allowing rear suspension to hang free.
- Remove rear wheel and tire assemblies.
- Using an appropriate jack, support rear axle.
- Disconnect track bar from rear axle, then the shock absorbers.
- Loosen, but do not remove, both leaf spring to front spring hanger pivot bolts.
- Loosen adjustment nut on actuator, Fig. .
- Ensure hooked end of actuator is properly seated in clip on valve lever and clip is properly positioned on lever of valve.
- Pull housing of valve actuator toward spring hanger until lever on valve bottoms on body of va...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
DaimlerChrysler Corp./Jeep Light Trucks, SUVs & Vans -> Component Locations -> 1997-06 Wrangler & 1997-01 Cherokee
Vehicle: 2001 Jeep Wrangler 4.0 L6 GAS
Re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
DRIVESHAFT U-JOINT, Replace
Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS
Clamp only the narrow forged portion of the yoke in the vise. Failure to heed caution may result in damage.
- Remove axle shaft.
- Remove bearing cap retaining snap rings. Saturate the bearing caps with penetrating oil prior to removal.
- Place socket (receiver) with inside diameter larger than bearing cap against yoke and perimeter of bearing cap to be removed.
- Pla...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
Alternator, Replace
Vehicle: 2001 Jeep Wrangler 4.0 L6 GAS
- Disconnect battery ground cable.
- On models equipped with air conditioning, remove air conditioning drive belt.
- Remove bolts retaining air conditioning compressor mounting bracket.
- Without disconnecting air conditioning refrigerant lines, position air conditioning compressor to allow alternator removal.
- On all models, remove alternator drive belt.
- Remove alternato...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
Chrysler LLC Trucks -> Air Bag Indicator Lamp ->
Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS
The air bag indicator lamp lights for 6-8 seconds each time the ignition is turned On. The lamp indicates a system self-test is being performed by the air bag co...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2001 Jeep Wrangler 4.0 L6 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater core inlet hose clamp at thermostat housing.
- Remove hose from thermostat housing.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Remove hose from vehicle.
- Reverse procedu...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2001 Jeep Wrangler AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS
Belt tension is adjusted at the power steering pump or idler pulley if not equipped with power steering.
- Loosen power steering or idler pulley rear mounting bolts.
- Loosen power steering pump ...
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COMPONENT LOCATION DIAGRAMS FOR 2001 Jeep Wrangler AUTOMOBILES
Component location diagrams for most 2001 Jeep Wrangler cars and light trucks sold in the U.S. from 1990+.
Instrument Panel Components Diagram for 2001 Jeep Wrangler 4.0 L6 GAS Components on diagram: |
Manual Transmission Components Diagram for 2001 Jeep Wrangler 4.0 L6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2001 Jeep Wrangler AUTOMOBILES
OEM drawn wiring diagrams for most 2001 Jeep Wrangler cars and light trucks sold in the U.S.
2001 Jeep Wrangler 2.5 L4 GAS Wiring Diagram Components on diagram: |
2001 Jeep Wrangler 4.0 L6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2001 Jeep Wrangler AUTOMOBILES
OEM TSB listings for most 2001 Jeep Wrangler cars and light trucks sold in the U.S. from 1985+.
Document: AUTOMATIC TRANSMISSION DIAGNOSTIC TEARDOWN PROCEDURE - REVISED Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS Auto Systems: |
Document: AUTOMATIC TRANSMISSION DIAGNOSTIC TEARDOWN PROCEDURE - REVISED Vehicle: 2001 Jeep Wrangler 2.5 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2001 Jeep Wrangler AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2001 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 2001 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 2001 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 2001 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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