54 PAS pressure switch 55 Fuel pump relay 3 56 N/C 57 Engine control relay 58 Chassis ground 59 +12V 60 +12V backup. Denotes a section covered by a corrugated tube. The mark shows the standard mounting position of wiring harness. Denotes the color of the corrugated A-16 tube (If not specified, it is black.) The number of connector pins and the connector color (except milk white)* are shown for ease of retrieval.
Could you please post the wiring diagram for the same head unit but amplified. I would really appreciate it because I'm in a big mess left from the previous owner.. This document provides a wiring diagram for the engine control unit (ECU) of a Mitsubishi Lancer Evolution VIII. It lists the pin connections for the ECU and their associated components, such as fuel injectors, sensors, solenoids, and other engine and vehicle systems.