Wiring Diagram Cluster

1990 Jeep Truck Wagoneer A/C & Heater Wiring Diagram

Find A/C compressor clutch wiring, blower motor circuits, temperature control module paths, and refrigerant pressure switch schematics.

Matched Diagrams

47

Variant Used

Wagoneer L4-150 2.5L VIN E TBI

Total Vehicle Diagrams

466

From Diagram To Fix

Use this wiring page as the jump point, not the dead end

Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.

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Vehicle Repair Hub

Step out of raw diagrams and into the full 1990 Jeep Truck Wagoneer hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub β†’

OEM source

Factory Manual Evidence

When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.

1990 Jeep Truck Wagoneer A L L Diagnostic Trouble Codes ( DTC ) β†’

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More System Pages for This Vehicle

Move laterally into the neighboring systems that usually share the same electrical neighborhood.

Starter Wiring Diagram β†’

Top A/C & Heater Diagram Paths

1.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > System Diagram > A/C-HeaterGeneralOpen2.Vacuum and Vapor Hose Diagrams > A/C-HeaterHeating and Air ConditioningOpen3.Electrical Diagrams > Heating and Air Conditioning > Heater Systems > With A/CGeneralOpen4.Electrical Diagrams > Heating and Air Conditioning > Heater Systems > Without A/CGeneralOpen5.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > Control Assembly, HVACGeneralOpen6.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > System Diagram > Heater OnlyGeneralOpen7.Electrical Diagrams > Heater Systems > With A/CHeating and Air ConditioningOpen8.Electrical Diagrams > Heater Systems > Without A/CHeating and Air ConditioningOpen9.Vacuum and Vapor Hose Diagrams > Heater OnlyHeating and Air ConditioningOpen10.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Find System & Component DiagramsBrakes and Traction ControlOpen11.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Read Wiring DiagramsBrakes and Traction ControlOpen12.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsBrakes and Traction ControlOpen13.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Early ProductionBrakes and Traction ControlOpen14.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Part 1 of 4Brakes and Traction ControlOpen15.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Part 2 of 4Brakes and Traction ControlOpen16.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Part 3 of 4Brakes and Traction ControlOpen17.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Part 4 of 4Brakes and Traction ControlOpen18.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > System SchematicBrakes and Traction ControlOpen19.Antilock Brakes / Traction Control Systems β€” Mechanical DiagramsBrakes and Traction ControlOpen20.Electrical Diagrams > Air Conditioning SystemHeating and Air ConditioningOpen21.Electrical Diagrams > Antilock Brakes / Traction Control Systems > Early ProductionGeneralOpen22.Electrical Diagrams > Antilock Brakes / Traction Control Systems > Part 1 of 4GeneralOpen23.Electrical Diagrams > Antilock Brakes / Traction Control Systems > Part 2 of 4GeneralOpen24.Electrical Diagrams > Antilock Brakes / Traction Control Systems > Part 3 of 4GeneralOpen25.Electrical Diagrams > Antilock Brakes / Traction Control Systems > Part 4 of 4GeneralOpen26.Electrical Diagrams > Antilock Brakes / Traction Control Systems > System SchematicGeneralOpen27.Electrical Diagrams > Heating and Air Conditioning > Air Conditioning SystemGeneralOpen28.Electrical Diagrams > Radiator Cooling Fan Motor > With Air ConditioningGeneralOpen29.Electrical Diagrams > Radiator Cooling Fan Motor > Without Air ConditioningGeneralOpen30.Electrical Diagrams > Radiator Cooling Fan Motor Relay > With Air ConditioningGeneralOpen31.Electrical Diagrams > Radiator Cooling Fan Motor Relay > Without Air ConditioningGeneralOpen32.Emission Control Systems β€” Vacuum and Vapor Hose DiagramsPowertrain ManagementOpen33.Mechanical Diagrams > Antilock Brakes / Traction Control SystemsGeneralOpen34.Mechanical Diagrams > Drive Belt > With A/C (No P/S)GeneralOpen35.Mechanical Diagrams > Drive Belt > With A/C and Power SteeringGeneralOpen36.Mechanical Diagrams > Drive Belt > With Power Steering (No A/C)GeneralOpen37.Mechanical Diagrams > Drive Belt > Without A/C or P/SGeneralOpen38.Transfer Case β€” Four Wheel Drive Vacuum Circuit > Vacuum DiagramTransmission and DrivetrainOpen39.Transfer Case β€” Four Wheel Drive Vacuum Circuit > Vacuum SchematicTransmission and DrivetrainOpen40.Transfer Case β€” Four Wheel Drive Vacuum DiagramTransmission and DrivetrainOpen41.Vacuum and Vapor Hose Diagrams > Emission Control SystemsGeneralOpen42.Vacuum and Vapor Hose Diagrams > Transfer Case > Four Wheel Drive Vacuum Circuit > Vacuum DiagramGeneralOpen43.Vacuum and Vapor Hose Diagrams > Transfer Case > Four Wheel Drive Vacuum Circuit > Vacuum SchematicGeneralOpen44.Vacuum and Vapor Hose Diagrams > Transfer Case > Four Wheel Drive Vacuum DiagramGeneralOpen45.Diagram Information and Instructions > How to Find System & Component DiagramsHeating and Air ConditioningOpen46.Diagram Information and Instructions > How to Read Wiring DiagramsHeating and Air ConditioningOpen47.Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsHeating and Air ConditioningOpen