Jlg 1350SJP Service Manual User Manual Page 167

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SECTION 3 - CHASSIS & TURNTABLE
3121142 – JLG Lift – 3-121
Deutz EMR2;
Fails to Start/
Runs Abnormally
Does the machine
have fuel and a
charged battery?
YES
Connect
JLG
Analyzer
Are there any
faults listed since
the power was
cycled?
Does the
engine operate
correctly?
Contact
Deutz
Service
Department
Does the fault
indicate a Deutz
fault code
number?
Add fuel or
replace/
recharge
battery.
Replace/Repair
the faulty
wiring/
component(s)
Does the fault
indicate the engine
module is not
detected?
Unplug the vehicle
side engine module
connector. Verify
there is 12V across
pins 1 (Ground) & 14
(Battery +). Verify
there is 60 Ohms
across pins 12 & 13
(CAN High & Low)
Can you start
the engine?
Verify the
starter relay
is getting
12V when
the start
switch is
engaged.
The starter and/
or starter solenoid
needs replaced
Does the
starter crank?
The EMR2 needs
replaced.
On the analyzer, are
there faults indicating
an open circuit on
the starter relay?
Cycle Power
Cycle Power
Does the
diagnostic software
indicate a problem?
Connect
Laptop to
use Deutz
Diagnostic
Software
NO
NO
NO
NO
NO NO
NO
YES
YES
YES
YES
NO
YES
YES YES
YES
Figure 3-69. Deutz EMR 2 Troubleshooting Flow Chart
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