Husqvarna 2011 SMR449, Workshop Manual, Page: 354 / 385

S.4
4
5
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H02374
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6
H06376
TE
FUEL INJECTION SYSTEM
1
st
edition (08-2010)_Rev. 11-2010
Instructions for using "HUSQVARNA SERVICE TOOL" for a fuel injection
system.
The fuel injection system does not require any scheduled maintenance
.
The "HUSQVARNA SERVICE TOOL" part no. 8000 H3898 allows you to test
injection system components in the event of a malfunction.
TE = A malfunction is indicated by the word "FAIL" appearing in the right-hand
portion of the tool display when the ignition key is set to ON.
"HUSQVARNA SERVICE TOOL" is composed of:
1) "Diagnostic Tool" Software CD, User Guide (PDF), Operation Manual
(PDF);
- User Guide hard-copy;
- Operation Manual hard-copy;
2) Diagnosis module part no. 8000H3902
3) Bike-module connection cable part no. 8000 H3899 (KEIHIN, MIKUNI
MY11)
4) Module-PC USB cable part no.8000 H3903
5) Do not use
6) Do not use
After installing the Diagnostic Tool Software according to the instructions
provided in the User Guide, proceed as follows:
- remove the saddle;
- slip off the cap (B) of the ECU interface connector (C);
- connect the kit cable (3) to the connector (C);
- Connect the USB cable (4) to the PC;
- start the "Diagnostic Tool" software you have installed and perform the
required tests.
- at the end of the analysis, remove the cable (3) from the connector (C).
If the cable remains connected, the control unit and the users are pow -
ered.
- Remove the cable (4).
This diagnostic software can check the following injection param-
eters:
1 - AIR TEMPERATURE (air temperature in the intake manifold);
2 - WATER TEMPERATURE (engine coolant temperature);
3 - AIR PRESSURE (atmospheric pressure in current location and at current
altitude);
4 - 1
st
THROTTLE POSITION (throttle opening rate);
2
nd
THROTTLE POSITION (TE-TXC-SMR);
5 - BATTERY (battery voltage);
6 - NEUTRAL SENSOR (indicates when the bike is in neutral position);
7 - INJECTOR (fuel injection pulse width);
8 - IGNITION COIL (device that stores energy in the reel and discharges it to
the spark plug);
9 - OXYGEN SENSOR HEATER (TE-TXC-SMR) (heats oxygen sensor up to
a temperature that will provide a stable output);
10 - OXYGEN SENSOR (TE-TXC-SMR) (detects lean or rich combustion
mixture).
11 - MAPPING CONDITION (displays if the bike is in standard or racing map -
ping);
12 - OVERREV HOUR METER.
H06269
B
C