Where can I find the a/c & heater wiring diagram for 1987 Plymouth Sundance?

Use the interactive SpotOnAuto wiring browser for 1987 Plymouth Sundance. Select 1987, Plymouth, Sundance L4-135 2.2L SOHC, then search A/C & Heater.

Does this include OEM factory wiring schematics?

Yes. Diagrams are sourced from factory manual archives and exposed through a searchable interface for faster diagnostics.

What should I check first when diagnosing a/c & heater wiring issues?

Start with fuse and relay feeds, then verify power and ground at the component connector, and finally trace control signal paths using the specific diagram for your exact variant.

Wiring Diagram Cluster

1987 Plymouth Sundance A/C & Heater Wiring Diagram

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

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Matched Diagrams

Variant Used

Sundance L4-135 2.2L SOHC

Total Vehicle Diagrams

228

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1987 Plymouth Sundance A L L Diagnostic Trouble Codes ( DTC )

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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.

1987 Plymouth Sundance A L L Diagnostic Trouble Codes ( DTC ) →

1987 Plymouth Sundance Application and ID 1987 Plymouth Sundance Application and ID 1987 Plymouth Sundance Diagnostic Trouble Codes

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Starter Wiring Diagram →

Alternator Wiring Diagram Headlight Wiring Diagram Power Window Wiring Diagram

Top A/C & Heater Diagram Paths

1.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > A/C-HeaterGeneralOpen 2.Vacuum and Vapor Hose Diagrams > A/C-HeaterHeating and Air ConditioningOpen 3.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > Automatic Temperature Control (ATC)GeneralOpen 4.Radio, Stereo, and Compact Disc > Radio/Stereo — Diagram Information and Instructions > How to Find System & Component DiagramsAccessories and Optional EquipmentOpen 5.Radio, Stereo, and Compact Disc > Radio/Stereo — Diagram Information and Instructions > How to Read Wiring DiagramsAccessories and Optional EquipmentOpen 6.Radio, Stereo, and Compact Disc > Radio/Stereo — Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsAccessories and Optional EquipmentOpen 7.Radio, Stereo, and Compact Disc > Radio/Stereo — Electrical DiagramsAccessories and Optional EquipmentOpen 8.Vacuum and Vapor Hose Diagrams > Automatic Temperature Control (ATC)Heating and Air ConditioningOpen 9.Electrical Diagrams > Accessory Delay ModuleGeneralOpen 10.Electrical Diagrams > Heating and Air ConditioningGeneralOpen 11.Emission Control Systems — Vacuum and Vapor Hose Diagrams > CaliforniaPowertrain ManagementOpen 12.Emission Control Systems — Vacuum and Vapor Hose Diagrams > FederalPowertrain ManagementOpen 13.Vacuum and Vapor Hose Diagrams > Emission Control Systems > CaliforniaGeneralOpen 14.Vacuum and Vapor Hose Diagrams > Emission Control Systems > FederalGeneralOpen 15.Diagram Information and Instructions > How to Find System & Component DiagramsHeating and Air ConditioningOpen 16.Diagram Information and Instructions > How to Read Wiring DiagramsHeating and Air ConditioningOpen 17.Diagram Information and Instructions > How to Use Complete Body and Chassis DiagramsHeating and Air ConditioningOpen 18.Electrical DiagramsHeating and Air ConditioningOpen

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OEM Manual Evidence

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1987 Plymouth Sundance A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 1987 Plymouth Sundance L4-135 2.2L SOHC Turbo Service Manual | Operation CHARM Operation CHARM : C...

1987 Plymouth Sundance Application and IDOEM Manual

Repair and Diagnosis: Application and ID — 1987 Plymouth Sundance L4-135 2.2L SOHC Service Manual | Operation CHARM Operation CHARM : Car r...

1987 Plymouth Sundance Application and IDOEM Manual

Repair and Diagnosis: Application and ID — 1987 Plymouth Sundance L4-135 2.2L SOHC Turbo Service Manual | Operation CHARM Operation CHARM :...

1987 Plymouth Sundance Diagnostic Trouble CodesOEM Manual

Repair and Diagnosis: Diagnostic Trouble Codes — 1987 Plymouth Sundance L4-135 2.2L SOHC Turbo Service Manual | Operation CHARM Operation C...

More Sundance Wiring Pages

Starter Wiring Diagram Alternator Wiring Diagram Headlight Wiring Diagram Power Window Wiring Diagram Instrument Cluster Wiring Diagram Wiper & Washer Wiring Diagram Transmission Wiring Diagram Cruise Control Wiring Diagram Engine Management Wiring Diagram Body Electrical Wiring Diagram

Same System, Other Vehicles

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