All grounds, in-line connectors, pass-through grommets, and splices have identifying numbers that correspond to where they are located in the vehicle. The following table explains the numbering system.
Callout Numbers | Zone Description |
---|---|
100-199 | Engine compartment Important: 001-099 are additional numbers for the engine compartment (these are only used if all the 100-199 numbers are used) |
200-299 | Within the instrument panel area |
300-399 | Chassis area (between the front and the rear wheels) |
400-499 | Rear of the rear axle (tail and stoplamps items) |