Diesel Data: Automotive Repair

Description



ACE Description
The ACE system is an optional fitment to control vehicle roll angles. The system is electrically and hydraulically operated with all operations controlled by an ACE ECU. The ACE system provides improved vehicle handling and suspension characteristics and is active for both on and off-road driving.

ACE Supply

Circuit supply

A feed from the battery positive terminal is connected on an R wire to the engine compartment fusebox. The feed passes through fusible link 8 and fuse 15.

The feed from fusible link 8 is connected on a NW wire to the passenger compartment fusebox and from the fusebox to the ignition switch on an N wire.

The feed from fuse 15 is connected to the contacts and coil of the ACE relay

Ignition switch supply
When the ignition switch is in position II the feed from fusible link 8 flows through the ignition switch to the passenger compartment fusebox on a Y wire and passes through fuses 25 and 29

Ignition signal
When the ignition is in position II, the feed from fuse 29 in the passenger compartment fusebox passes on a GO wire to the ACE ECU pin C0647-11.