Engine Will Not Start On Gasoline, But Will Start On Lpg Gasoline/Lpg Models - Genie S-60 Service Manual

Section 5 • Troubleshooting Flow Charts
Chart 5
Engine Will
Not Start On
Gasoline,
But Will Start
On LPG -
Gasoline/LPG
Models
Be sure fuel select
switch is switched
to gasoline.
Be sure to check
gasoline fuel level.
5 - 18
See Repair Section,
How to Retrieve Fault
yes
Codes. Is there a fault
code stored in the ECM
memory?
no
12V
With key switch turned
to ground controls and
both Emergency Stop
buttons pulled out to the
position, check
ON
voltage at LPG side (blu/
red wire) of fuel select
toggle switch TS11.
0V
Move the start toggle
switch to either side and
0V
check voltage across
the wires on the fuel
pump without
disconnecting the wires.
12V
With key switch turned
to the position and
OFF
no
both Emergency Stop
buttons pulled out to the
position, turn the key
ON
switch to ground
controls and listen for
the fuel pump to turn
ON
for approximately 2
seconds. Did the fuel
pump turn on?
yes
See Ford LRG-425 EFI
service manual for fuel
system troubleshooting
OR consult Genie
Industries Service
Department.
Genie S-60 & Genie S-65
Third Edition • First Printing
Check for poor terminal
connections OR check
for shorted or damaged
wires that go from the
ECM to the sensor that
is causing the fault OR
replace the sensor OR
consult Genie Industries
Service Department.
Replace fuel select
toggle switch.
Replace the fuel pump
relay "B" of the engine
harness OR consult
Genie Industries Service
Department.
Repair open in fuel
pump wires from fuel
pump relay "B" of the
engine harness OR
replace the fuel pump.
Refer to the fault code
chart in this section for
a description of the fault
and recommended
repairs.
Part No. 65196