Electrical System - Hyundai 110D-9 Manual

8. ELECTRICAL SYSTEM

1) WIRING, GAUGES
C h e c k r e g u l a r l y a n d r e p a i r l o o s e o r
malfunctioning gauges when found.
2) WELDING REPAIR
Before start to welding, follow the below
procedure.
(1) Shut off the engine and remove the start switch.
(2) Disconnect ground cable from battery by master
switch.
(3) Before carrying out any electric welding on the
truck, the battery cables should be disconnected
and the connectors pulled out of the electronic
control units (MCU, ECM, TCU, cluster etc).
(4) Connect the earth (ground) lead of the welding
equipment as close to the welding points as
possible.
Do net weld or flame cut on pipes or tubes
that contain flammable fluids. Clean them
thoroughly with nonflammable solvent before
welding or flame cutting on them.
Do not attempt to welding work before carry
out the above.
If not, it will caused serious damage at
electric system.
Open
Cluster
Master switch
Battery
7-47
Loose
ECM
MCU
OFF
TCU
160D7MI56
110D9MI57