Wiring Diagram Cluster

1989 Honda Prelude 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

48

Variant Used

Prelude L4-1958cc DOHC

Total Vehicle Diagrams

915

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.

Keep context

Vehicle Repair Hub

Step out of raw diagrams and into the full 1989 Honda Prelude 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.

1989 Honda Prelude A L L Diagnostic Trouble Codes ( DTC ) β†’

Stay in wiring

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.Electrical Diagrams > Heating and Air Conditioning > Blower ControlsGeneralOpen2.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Carbureted > Part 1 of 3GeneralOpen3.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Carbureted > Part 2 of 3GeneralOpen4.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Carbureted > Part 3 of 3GeneralOpen5.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Fuel Injected > Part 1 of 3GeneralOpen6.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Fuel Injected > Part 2 of 3GeneralOpen7.Electrical Diagrams > Heating and Air Conditioning > Fans and Compressor Controls > Fuel Injected > Part 3 of 3GeneralOpen8.Antenna β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementAccessories and Optional EquipmentOpen9.Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementHeating and Air ConditioningOpen10.Electrical Diagrams > Blower ControlsHeating and Air ConditioningOpen11.Electrical Diagrams > Fans and Compressor Controls > Carbureted > Part 1 of 3Heating and Air ConditioningOpen12.Electrical Diagrams > Fans and Compressor Controls > Carbureted > Part 2 of 3Heating and Air ConditioningOpen13.Electrical Diagrams > Fans and Compressor Controls > Carbureted > Part 3 of 3Heating and Air ConditioningOpen14.Electrical Diagrams > Fans and Compressor Controls > Fuel Injected > Part 1 of 3Heating and Air ConditioningOpen15.Electrical Diagrams > Fans and Compressor Controls > Fuel Injected > Part 2 of 3Heating and Air ConditioningOpen16.Electrical Diagrams > Fans and Compressor Controls > Fuel Injected > Part 3 of 3Heating and Air ConditioningOpen17.Automatic Transmission/Transaxle β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementTransmission and DrivetrainOpen18.Charging System β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementStarting and ChargingOpen19.Charging System > Alternator β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementStarting and ChargingOpen20.Complete Engine Vacuum DiagramPowertrain ManagementOpen21.Computers and Control Systems β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen22.Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementCruise ControlOpen23.Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementGeneralOpen24.Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPower and Ground DistributionOpen25.Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementWiper and Washer SystemsOpen26.Electrical Diagrams > Backup LampGeneralOpen27.Electrical Diagrams > Compressor and Fan Controls > Carbureted > Part 1 of 3GeneralOpen28.Electrical Diagrams > Compressor and Fan Controls > Carbureted > Part 2 of 3GeneralOpen29.Electrical Diagrams > Compressor and Fan Controls > Carbureted > Part 3 of 3GeneralOpen30.Electrical Diagrams > Compressor and Fan Controls > Fuel Injected > Part 1 of 3GeneralOpen31.Electrical Diagrams > Compressor and Fan Controls > Fuel Injected > Part 2 of 3GeneralOpen32.Electrical Diagrams > Compressor and Fan Controls > Fuel Injected > Part 3 of 3GeneralOpen33.Electrical Diagrams > Heating and Air Conditioning > Air Delivery > Part 1 of 2GeneralOpen34.Electrical Diagrams > Heating and Air Conditioning > Air Delivery > Part 2 of 2GeneralOpen35.Electrical Diagrams > TachometerGeneralOpen36.Emission Control Systems β€” Engine Vacuum ConnectionsPowertrain ManagementOpen37.Emission Control Systems β€” Engine Vacuum Diagram (Pgm-FI)Powertrain ManagementOpen38.Emission Control Systems β€” Vacuum Control Box ConnectionsPowertrain ManagementOpen39.Engine Vacuum ConnectionsPowertrain ManagementOpen40.Fog/Driving Lamp β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementLighting and HornsOpen41.Fuel Delivery and Air Induction β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen42.Fuel Delivery and Air Induction β€” Vacuum and Vapor Hose DiagramsPowertrain ManagementOpen43.Fuel Delivery and Air Induction > Fuel Injector β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen44.Fuel Delivery and Air Induction > Fuel Pump β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen45.Fuel Delivery and Air Induction > Variable Induction System β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen46.Headlamp β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementLighting and HornsOpen47.Heated Glass Element β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementWindows and GlassOpen48.Ignition System β€” Diagnostic Aids > Damage Precautions > Electrical Precautions > Electronic Component ReplacementPowertrain ManagementOpen