Covered Electrical Systems:
Fuse box diagrams, Starting and Charging system, Engine Cooling Fan, HVAC (Heating, Ventilation, Air Conditioning), Horn circuit, Reverse Lights, Headlight system, Warning Lights (ABS, Airbag, Check Engine, etc.), Fog Lights, Power Windows, Power Locks, Audio System, Navigation System, Interior Lighting, Exterior Lighting, Wiper/Washer system, Battery Management System, High Voltage System (if applicable for specific electric variants), Regenerative Braking System components, On-Board Charger (OBC) circuitry, Battery pack cooling and heating circuits.
Estimated Page Count:
300-500 pages (typical for comprehensive electrical diagrams)
Manual Type:
Electrical Troubleshooting Manual / Wiring Diagram Manual
Digital Rights:
Likely distributed as a single PDF file, potentially with document security features.
Electrical And Electronic Systems:
All major electrical circuits including power distribution (fuses, relays), ignition, starting, charging, lighting (headlights, taillights, interior, auxiliary), instrumentation, warning indicators, HVAC controls, audio/infotainment, power accessories (windows, locks, mirrors, seats), safety systems (ABS, airbags, traction control), driver assistance systems, powertrain control modules (PCM), body control modules (BCM), and specific electric vehicle (EV) related systems such as battery management, charging, and thermal management.
Fuse And Relay Systems:
Detailed diagrams for all fuse boxes (interior and engine compartment), identification of fuse ratings and functions, relay locations and functions, power distribution network analysis.
Lighting Systems:
Wiring for headlights (low/high beam, DRLs), taillights, brake lights, turn signals, reverse lights, fog lights (front/rear), interior dome and courtesy lights, license plate lights, and related control modules (e.g., headlight switch, body control module).
HVAC System Electrical:
Wiring for blower motor, climate control panel, A/C compressor clutch, temperature sensors, blend door actuators, recirculation motor, and related control modules.
Starting And Charging Electrical:
Wiring for starter motor (if applicable to hybrid), alternator (if applicable), battery management system, high-voltage battery pack connections, charging port (AC/DC), onboard charger (OBC), and related control modules.
Warning Lights And Indicators:
Schematics and troubleshooting for all dashboard warning lights, including Check Engine Light, ABS warning, Airbag system warning, Battery charge warning, Brake system warning, and specific EV system warnings.
Power Windows And Locks:
Wiring diagrams for power window motors, master control switch, individual door switches, power door lock actuators, central locking module, and keyless entry receiver.
Instrument Cluster And Gauges:
Schematics for speedometer, tachometer, fuel gauge (or battery charge indicator), temperature gauge, odometer, trip computer, and all warning lights and tell-tales.
Troubleshooting And Diagnostic Procedures:
Step-by-step troubleshooting guides for common electrical faults, identification of component locations, connector pinouts, wiring harness routing, diagnostic trouble code (DTC) interpretations, power and ground testing procedures, signal tracing, and symptom-based diagnostic strategies for various electrical systems. Includes procedures for diagnosing issues with the starting and charging system, lighting circuits, climate control, infotainment, and EV-specific systems.
Component Testing:
Guidance on testing various electrical components using a multimeter, such as checking continuity, voltage drops, resistance, and signal integrity. Includes specific tests for sensors, actuators, motors, and control modules.
Troubleshooting Electrical Faults:
Systematic approach to diagnosing electrical problems, including symptom identification, fault tree analysis, use of diagnostic scan tools, and verification of repair procedures.
Connector And Wiring Repair:
Information on identifying connector types, pin configurations, and recommended repair procedures for damaged wiring and connectors, including crimping techniques and splice repair.
Depth Of Technical Information:
Comprehensive, covering detailed wiring diagrams with component identification, wire colors, wire gauges, connector types, and terminal designations. Includes schematics for all major electrical systems, component descriptions, and diagnostic flowcharts. Suitable for professional technicians and advanced DIY enthusiasts.
Wiring Diagram Detail:
Circuit diagrams showing the flow of electricity, including wire colors, gauge sizes, connector numbers, terminal numbers, and component identification. Cross-references between different circuits and diagrams are provided.
Component Location Diagrams:
Illustrations showing the physical location of electrical components, sensors, modules, fuse boxes, and wiring harnesses within the vehicle.
Ev Specific Systems Coverage:
Detailed schematics for the high-voltage battery system, electric motor controller, onboard charger, DC-DC converter, thermal management system for batteries and cabin, and charging communication protocols. Critical for understanding the unique electrical architecture of an EV.
Overall Length:
Approximately 4,380 - 4,400 mm (Second Generation)
Overall Width:
Approximately 1,828 mm (Second Generation)
Overall Height:
Approximately 1,614 mm (Second Generation)
Passenger Volume:
Approximately 2,700 - 2,800 liters (Second Generation)
Cargo Volume Seats Up:
Approximately 471 liters (Second Generation)
Cargo Volume Seats Down:
Approximately 1,451 liters (Second Generation)
Curb Weight Electric Variant:
Approximately 1,600 - 1,800 kg (Varies significantly with battery size and components)
Gross Vehicle Weight Rating:
Approximately 2,200 - 2,400 kg (for Electric variant).
NHTSA Safety Rating:
Typically 4 or 5 Stars (US NCAP) for Second Generation models, depending on specific testing criteria and equipment.
Active Safety Systems:
Anti-lock Braking System (ABS), Electronic Stability Control (ESC), Traction Control System (TCS), Electronic Brakeforce Distribution (EBD), Hill Start Assist, Tire Pressure Monitoring System (TPMS), Optional: Adaptive Cruise Control, Forward Collision Warning, Automatic Emergency Braking, Blind Spot Monitoring, Lane Keeping Aid.
Anti Lock Braking System ABS:
Integrated with Electronic Stability Control and Traction Control. Includes regenerative braking blending for optimal efficiency and braking feel.
Passive Safety Features:
Multiple airbags (front, side, curtain), crumple zones, high-strength steel safety cage, active head restraints, ISOFIX child seat anchors.
Infotainment System:
Ford SYNC (e.g., SYNC 2, SYNC 3) with touch screen interface, Bluetooth connectivity, USB ports, voice control. Navigation system, premium audio options may be available.
Audio System Specifications:
Standard 6-speaker system or optional Sony premium audio with 10 or 12 speakers, subwoofer. AM/FM, CD, MP3, SiriusXM Satellite Radio compatibility.
Advanced Driver Assistance Systems:
Available systems include: Adaptive Cruise Control, Blind Spot Information System (BLIS), Cross-Traffic Alert, Lane Keeping System, Active Park Assist, rearview camera, front and rear parking sensors.
Connectivity Features:
FordPass Connect (on later models) for remote vehicle access, charging status monitoring, location services. Wi-Fi hotspot capability.
Routine Maintenance Schedule:
Electric vehicles generally require less maintenance than internal combustion engine vehicles. Key intervals include: Battery coolant checks/flushes (e.g., every 5 years or 100,000 miles), cabin air filter replacement (e.g., annually or every 15,000 miles), brake fluid flush (e.g., every 2 years), tire rotation (e.g., every 7,500-10,000 miles), and general inspections of charging port and high-voltage cables.
Battery Coolant Type:
Specific Ford-approved dielectric coolant (refer to manual for exact specification, e.g., Motorcraft Ultra-Premium Engine Coolant) for battery thermal management systems. Check manual for precise type and capacity.
Transmission Fluid Type:
For PowerSplit transmission: MERCON LV or equivalent. For EV direct drive: Lubricant type specified by Ford for the specific reduction gear assembly (e.g., specialized EV gear oil).
Brake Fluid Type:
DOT 3 or DOT 4 Motorcraft Super Premium Brake Fluid.
Common Electrical Faults:
While not specific to EV variants, common C-Max issues can include: Infotainment system glitches (SYNC system), HVAC blower motor failures, occasional issues with power window regulators, and wiring harness integrity in certain areas. For EV systems, potential issues can relate to battery degradation over time, charging port contact issues, or thermal management system faults. The provided diagram manual is crucial for diagnosing these.