Wiring Diagram Cluster

1999 Mercury Mystique 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

Mystique L4-122 2.0L DOHC VIN 3 SFI

Total Vehicle Diagrams

1313

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 1999 Mercury Mystique hub with repairs, specs, codes, and other systems already tied to this car.

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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.

1999 Mercury Mystique Diagnostic Trouble Codes 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.Connector Views > Refrigerant Pressure Sensor / Switch, HVAC > A/C Compressor Cycling SwitchGeneralOpen2.Connector Views > Compressor Clutch Diode HVACGeneralOpen3.Connector Views > Air Door Actuator / Motor, HVACGeneralOpen4.Connector Views > Air Door Position Sensor / Switch, HVACGeneralOpen5.Connector Views > Control Assembly, HVACGeneralOpen6.Connector Views > Refrigerant Pressure Sensor / Switch, HVAC > Dual Pressure SwitchGeneralOpen7.Electrical Diagrams > Heating and Air Conditioning > With A/CGeneralOpen8.Electrical Diagrams > Heating and Air Conditioning > Without A/CGeneralOpen9.Vacuum and Vapor Hose Diagrams > Heating and Air ConditioningGeneralOpen10.Antenna β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsAccessories and Optional EquipmentOpen11.Antilock Brakes / Traction Control Systems β€” Diagnostic AidsBrakes and Traction ControlOpen12.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Find and Use These DiagramsBrakes and Traction ControlOpen13.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Symbols/Circuit Identification > Circuit Identification Charts and System CodesBrakes and Traction ControlOpen14.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Symbols/Circuit Identification > Electrical SymbolsBrakes and Traction ControlOpen15.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsBrakes and Traction ControlOpen16.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Systems OverviewBrakes and Traction ControlOpen17.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Types of Diagrams ShownBrakes and Traction ControlOpen18.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Wire Color Code IdentificationBrakes and Traction ControlOpen19.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Antilock Brakes (ABS)Brakes and Traction ControlOpen20.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Antilock Brakes with Traction Control/Wheelspin (ABS/TC)Brakes and Traction ControlOpen21.Antitheft and Alarm Systems β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsAccessories and Optional EquipmentOpen22.Antitheft and Alarm Systems β€” Electrical Diagrams > Active Anti-TheftAccessories and Optional EquipmentOpen23.Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsHeating and Air ConditioningOpen24.Electrical Diagrams > With A/CHeating and Air ConditioningOpen25.Electrical Diagrams > Without A/CHeating and Air ConditioningOpen26.Radio, Stereo, and Compact Disc β€” Diagnostic AidsAccessories and Optional EquipmentOpen27.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > How to Find and Use These DiagramsAccessories and Optional EquipmentOpen28.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Symbols/Circuit Identification > Circuit Identification Charts and System CodesAccessories and Optional EquipmentOpen29.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Symbols/Circuit Identification > Electrical SymbolsAccessories and Optional EquipmentOpen30.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsAccessories and Optional EquipmentOpen31.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Systems OverviewAccessories and Optional EquipmentOpen32.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Types of Diagrams ShownAccessories and Optional EquipmentOpen33.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Wire Color Code IdentificationAccessories and Optional EquipmentOpen34.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Audio SystemAccessories and Optional EquipmentOpen35.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Audio UnitAccessories and Optional EquipmentOpen36.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Power AntennaAccessories and Optional EquipmentOpen37.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Speakers > With AmplifierAccessories and Optional EquipmentOpen38.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Speakers > Without AmplifierAccessories and Optional EquipmentOpen39.Radio, Stereo, and Compact Disc > Radio/Stereo β€” DiagramAccessories and Optional EquipmentOpen40.Vacuum and Vapor Hose DiagramsHeating and Air ConditioningOpen41.Air Bag Systems β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsRestraints and Safety SystemsOpen42.Automatic Transmission/Transaxle β€” Diagram Information and Instructions > Symbols/Circuit Identification > Vacuum SymbolsTransmission and DrivetrainOpen43.Backup Lamp β€” Connector Views > LH SideLighting and HornsOpen44.Backup Lamp β€” Connector Views > RH SideLighting and HornsOpen45.Backup Lamp β€” Diagnostic AidsLighting and HornsOpen46.Backup Lamp β€” Diagram Information and Instructions > How to Find and Use These DiagramsLighting and HornsOpen47.Backup Lamp β€” Diagram Information and Instructions > Symbols/Circuit Identification > Circuit Identification Charts and System CodesLighting and HornsOpen48.Backup Lamp β€” Diagram Information and Instructions > Symbols/Circuit Identification > Electrical SymbolsLighting and HornsOpen