XC90 AWD L5-2.5L Turbo VIN 59 B5254T2 (2005)
example, 3/2 = light switch. See: Diagrams/Diagram Information and Instructions/Diagram Legend
List of type numbers
The list shows which type of component that respective type numbers refer to, for example, 3/x = switch, 6/x = electric motor, etc.
1
Battery
2
Relay
3
Switch
4
Control module
5
Driver information module
6
Electric motor
7
Sensor
8
Actuator
9
Heating element
10
Light
11
Fuse
15
Electrical distribution rail/box
16
Audio
17
Service/diagnostics
18
Contact reel
19
Meter
20
Ignition component/shunt
26
Converter
27
Optics
31
Ground connection
53
Junction point
54
Connector
B. Junction points
The wiring diagrams contain numbered Junction points, for example 53/352.
This information contains a section (Junction Points Diagrams) with a list of junction points. This list shows all the components that are connected to
each junction point. See: Power and Ground Distribution/Branching Point/Diagrams/Electrical Diagrams
The location of the junction points is shown in the Vehicle Level Harness Locations images. See: Locations/Harness Locations
C. Connectors
Connectors provide a bridge between two cable harnesses and are described in the Vehicle Level Connector Views. See: Diagrams/Connector Views
D. Electrical distribution
Operation of the fuses and relays is shown in the "Power and Ground Distribution Diagrams". See: Power and Ground Distribution/Diagrams/Electrical
Diagrams
E. Data communication
Today's cars are equipped with CAN, LIN & MOST networks that transmit information. Connections to these networks are shown in their entirety on the
respective wiring diagram. Complete information on Data communication can be found in the "Information Bus". See: Powertrain
Management/Computers and Control Systems/Information Bus/Diagrams/Electrical Diagrams
F. Abbreviations
A number of different abbreviations are used in the diagrams. These are explained in the "Wire Color Code And Other Abbreviations". See:
Diagrams/Diagram Information and Instructions/Wire Color Code Identification and Other Abbreviations
G. Component location
The appearance and location of components is described in alphabetical order at the Vehicle Level component locations A - Z Component List. See:
Locations/Component Locations
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How To Use The Wiring Diagrams
