• Engine Management Systems (ECU, sensors, actuators)
• Ignition System
• Fuel Injection System
• Starting and Charging System
• Lighting Systems (headlights, taillights, interior lights)
• Wiper and Washer Systems
• Horn System
• Heating and Ventilation (HVAC) Controls
• Dashboard Instruments and Warning Lights
• Audio System Wiring
• Power Windows and Locks
• Remote Central Locking
• Anti-theft System (if applicable)
• Airbag System Wiring
• ABS/ESP Wiring (if applicable)
• Trailer Socket Wiring
• Fuse Boxes and Relay Locations