Direct current (DC)
* Red: Positive (+)
* Black: Negative (-)
Alternating Current (AC)
*Brown: Phase L1
* Black: Phase L2
*Grey: Phase L3
* Blue: Neutral (N)
*Yellow-green: Ground (E)
Control signals
*Yellow: Lighting and turn signals
*Green: Hazard Alarm
* Purple: Additional lights (such as fog lights)
*Orange: Brake lights
* White: Reverse
* Blue with white stripe: Engine control
*Red with yellow stripe: Crankshaft sensor
Sensors
* White: Coolant temperature sensor
*Purple: Oil pressure sensor
*Yellow: Fuel level sensor
*Black: Speed sensor
*Green: Throttle Position Sensor
Power systems
*Yellow with black stripe: Fuel pump
* Red with white stripe: Fuel injectors
* Blue with black stripe: Electronic Engine Control Unit (ECU)
* Orange with black stripe: Washer nozzles
* Green with white stripe: Battery
Other systems
*Pink: Audio system
* Amber: Charging system
* Blue with red stripe: Air conditioning system
* Brown with black stripe: Bixel
* Bronze: Antenna