Vehicle Component Codes

All components are identified by a letter followed by an arbitrary number assigned to the component. The letter assigned to the component indicates the type of component.

B Bulbs, Heated Screens, and Heated Washer Jets
K Relays, Solenoids, Speakers, and Resistors
M Motors
P Fuse Boxes and Fusible Links
X Switches and Sensors
Z Electronic Control Units, Modules, and Capacitors

Connectors, Grounds, and Splices are identified by a letter followed by a number. Connectors are identified by C, grounds by E, and splices by S. Some splices are contained in junction connectors. The numbers assigned to connectors, grounds and splices no longer correspond to its location in the vehicle. Connectors, grounds, and splices have been numbered according to which harness the connector, ground, or splice is located on. The following table illustrates the appropriate numbers for each harness.

Connector, Ground, And Splice Identification By Harness
100 - 199 Underbonnet Harness
200 - 299 Fascia Harness (LHD and RHD)
300 - 349 Right Body Harness
350 - 399 Left Body Harness
400 - 499 Airbag Harness
500 - 549 Petrol Engine Harness
550 - 569 Transmission Harness
570 - 599 Diesel Engine Harness
600 - 699 Console Harness
700 - 749 Rear Door Harness
750 - 799 Front Door Harness
800 - 849 Lower Tailgate Harness
850 - 899 Upper Tailgate Harness
900 - 949 Composite Seat Harness
950 - 999 Left and Right Seat Harness

Suffix
A For Different Option Variations
B For Different Option Variations
L Left Side of Vehicle only
R Right Side of Vehicle only
P Petrol Engine only
D Diesel Engine only