In an engine swap scenario, strip away the old split-loom conduit to expose the bare trunk line.

Record the make, model, hardware version (e.g., Bosch EDC17), and specific engine code. Connector Labeling:

Handles volatile data used for real-time calculations and sensor smoothing.

| Zone | Assignment | Example | |------|------------|---------| | | VBAT, GND, ignition | Pins 1–12 | | High-current drivers | Injectors, coils, solenoids | Pins 13–40 | | Analog sensor inputs | TPS, MAP, EGT, O2 | Pins 41–70 | | Low-current I/O & buses | CAN, LIN, SPI, PWM | Pins 71–112 |