Electrical system – JLG 4013PS Service Manual User Manual

Page 219

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9-79

3508PS, 3509PS, 3512PS, 3513PS, 4008PS, 4009PS, 4012PS, 4013PS, 4017PS, 40.8, 40.9

Electrical System

ENGINE TROUBLE
CODE: (SPN):(FMI)

437

1, 2, 3*

(ECM will determine the proper

action to take.)

* - The UGM will illuminate just the

engine warning fault indicator if the

DM1 message indicates a warning

or derate condition. The UGM will
illuminate the engine warning and

engine critical fault indicators if the

DM1 message indicates a critical

(shutdown) condition. In the event a

transfer protocol message is

received with multiple faults, a fault
indicating a critical (shutdown) fault

will receive priority when the UGM

determines what indicators to turn

ON.

The ECM detects a fault condition

(not defined in this SRD).

Power cycled

WRONG ENGINE
SELECTED – ECM
DETECTED

4314

1, 2

J2-26 Engage Starter will be

deactivated and inhibited.

The ENGINE CONTROL

configuration is MECHANICAL and

the UGM detects CAN messages

from an ECM.

Power cycled.

HIGH ENGINE
COOLANT
TEMPERATURE
WARNING

4316

1, 2, 12

(For ECM controlled engines, the

ECM may also derate the engine.)

MECHANICAL: The engine coolant

temperature reaches 113×C or

more for a period of at least 10

seconds and an ENGINE

RUNNING state exists.

ELECTRONIC: The ECM detects

the engine coolant temperature has

reached 113×C or more, the ECM

will transmit a J1939 CAN bus DM1

message, or use the J1939 Transfer

Protocol in the event multiple

engine faults exist, on CAN1 to

communicate an engine coolant

temperature warning (SPN:FMI

110:15 or 110:16).

MECHANIAL:

The engine

coolant

temperature

reaches

110×C.

ELETRONIC:

The ECM no

longer

transmits the

condition as

an active fault.

HIGH ENGINE
COOLANT
TEMPERATURE
CRITICAL

4317

1, 2, 3, 12

(For ECM controlled engines, the

ECM may also derate the engine.)

MECHANCIAL: The engine coolant

temperature reaches 118×C or

more for a period of at least 10

seconds and an ENGINE

RUNNING state exists.

ELECTRONIC: The engine coolant

temperature reaches 118×C or

more, the ECM will transmit a J1939

CAN bus DM1 message, or use the

J1939 Transfer Protocol in the event

multiple engine faults exist, on

CAN1 to communicate an engine

coolant temperature critical

(SPN:FMI 110:0).

MECHANIAL:

The engine

coolant

temperature

reaches

115×C.

ELETRONIC:

The ECM no

longer

transmits the

condition as

an active fault.

Message

Fault

Code

Indicators

Other Actions Taken

Trigger for Fault

Latch Until

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