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 compartmen 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 | Auto apply brake system |
400 -499 | Front axle to the rear axle, excludes engine and auto apply brake system items |
500 - 599 | Rear of the rear axle (tail and stop lamps items) |