Porsche 911 Carrera 2 / Carrera 4 (964) Wiring Diagrams Manual – Electrical Schematics & Circuit Diagrams

Vehicle Coverage

Supported Porsche models:

• Porsche 911 Carrera 2 (964)

• Porsche 911 Carrera 4 (964)

Model years covered:

• 1989

• 1990

• 1991

• 1992

• 1993

Electrical system coverage includes both RWD Carrera 2 and AWD Carrera 4 variants.

Technical Highlights

This electrical manual includes detailed schematics for:

• Vehicle lighting systems

• Alarm system

• Central locking

• Power windows

• Electric mirrors

• Interior lighting

• Heating and air conditioning

• Cooling fan circuits

• Rear window defogger

• ABS system

• Porsche Dynamic AWD control (Carrera 4)

• Engine management and ignition

• Cruise control

• Instrument cluster

• On-board computer

• Seat electronics

• Rear spoiler control

• Windshield wipers and washers

• Sunroof and convertible top

• Radio and telephone wiring

• Fog lights and rear fog lamps

Each wiring diagram is organized into coordinate fields, allowing technicians to quickly identify circuit paths and component connections.

Table of Content

Wiring

• Additional electrical equipment

• Repairing wiring harness No. 2 and No. 3

• Repairing wiring harness No. 173 (DME harness)

Wiring Diagrams

• Wiring diagram type 911 Carrera 4 – Model 1989

• Wiring diagram type 911 Carrera 2 / 4 – Model 1990

• Wiring diagram type 911 Carrera 2 / 4 – Model 1991

• Wiring diagram type 911 Carrera 2 / 4 – Model 1992

• Wiring diagram type 911 Carrera 2 / 4 – Model 1993

Electrical System Layout

• Construction components

• Plug connections

• Ground point locations

• Connector identification

• Central electric control unit

Electrical System Sections

• Lights

• Alarm system

• Central locking

• Power window regulator

• Mirror adjustment

• Interior lights

• Heater and air conditioning

• Cooling fan system

• Rear window defogger

• ABS system

• AWD control system (Carrera 4)

• Engine management and ignition

• Cruise control

• Instrument cluster and sensors

• On-board computer

• Seats

• Rear spoiler

• Horn system

• Windshield wipers and washers

• Sunroof and convertible top

• Radio and telephone

• Fog light and rear fog lamp circuits

File Information

• File type: PDF

• Language: English

• Pages: 109

• Manufacturer: Porsche AG

• Document type: Factory Workshop Manual

• Manual volume: Volume VII – Electrics / Wiring Diagrams

• System coverage:

  • Electrical wiring diagrams

  • Circuit schematics

  • Connector layouts

  • Ground point locations

  • Central electrical system

• Vehicle models:

  • Porsche 911 Carrera 2 (964)

  • Porsche 911 Carrera 4 (964)

• Delivery: Fast download link