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EN – 60
EFI REPLACEMENT COMPONENTS
See Figure 152.
Model 921049
Ariens recommends using only genuine Ariens
replacement parts on this unit. Using unauthorized parts
may adversely affect the performance, durability or safety
of this unit and may void the warranty. Click the Parts
Diagrams by Parts Radar link at www.ariens.com for
replacement part numbers of the items listed below:
•ECU
- Barometric Pressure Sensor
- Air Temperature Sensor
• Throttle Body Assembly
- Throttle Plate Servo Motor
- Fuel Injector
- Fuel Pressure Sensor
- Engine Temperature Sensor
• Battery
• Fuel Pump
• Inline Fuel Filter
IMPORTANT: Replacement part sub components are not
available as individual parts.
EFI TROUBLE CODE IDENTIFICATION
Figure 152
Red LED
Green LED
14-Pin Chassis
Harness
12-Pin Throttle
Body Harness
Barometric
Pressure Sensor
Air Temperature
Sensor
Trouble
Code
Problem Correction
16 Low Battery Voltage Check charging
system and battery.
21 Barometer Pressure
Sensor Failure
Replace ECU.
22 Engine Temperature
Sensor Failure
Check engine
temperature sensor
and wiring.
27 Low Fuel Pressure Check fuel level.
28 High Battery Voltage Check charging
systems.
Green LED
is Constant
(not
blinking)
Low Battery Voltage
or Faulty ECU
Check battery
voltage. If voltage is
7.2 – 8.4 volts DC,
replace ECU.
If battery measures
lower than 7.2 volts
DC, charge battery.
LEDs are
dim.
Low Battery Voltage Check battery voltage
and charging system.
Battery should
measure 7.2 – 8.4
volts DC.
No LEDs
Illuminated
No Battery Voltage Check battery voltage
and charging system.
Battery should
measure 7.2 – 8.4
volts DC.
Figure 153
ECU
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