Component Identification
Load Center
F3 Radiator Fan Fuse
F4 Load Center Power Fuse
K1 Fuel Relay
K2 Starter Relay
K3 Glow Plug Relay
K4 RadiatorFan Relay
MV Manual Valve Switch
LED Related
Component Color ON-State
Description
D1 Fuel Shutoff
Solenoid (FS) Green
Fuel shutoff
solenoid on the
engine is open.
D2 Starter (ST) Red Starter is
cranking.
D3 Glow Plugs
(GL) Green Glow plugs are
heating.
D4 Radiator Fan
(RF) Green Radiator fan is
on.
D10 ACoo lant Valve Red
A-side (red)
coolant valve is
open.
D12 BCoo lant Valve Blue
B-side (blue)
coolantvalveis
open.
D14 Bypass Coolant
Valve Green Bypass coolant
valve is open.
D23 Manual Valve
Switch (MV) Red
Manual valve
switch is in the
ON position.
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