Checking The Throttle Sensor; Adjusting The Throttle Sensor; Adjusting The Choke Cable; Adjusting The Throttle Cable (Carburetor Models Only) - KTM 990 Adventure Repair Manual

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Checking the throttle sensor

NOTE: the adjustment must be made in a mounted condition with the
cable connected and the ignition switched on.
– Use a digital multimeter to measure the voltage between the black
and yellow cables at the connector AM
S
INCE YOU MUST MEASURE WITH THE CONNECTOR ATTACHED
CAREFULLY PUSH THE MEASURING TIPS ON THE MULTIMETER THROUGH THE
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SEALING FROM THE CABLE SIDE AND NOT TO DAMAGE ANY PART OF THE
CONNECTOR
– Reading with closed throttle (neutral position): 0.5 – 0.6 volts
– Slowly open the throttle valve with the throttle grip, the measured
voltage should increase uniformly up to the full load reading.
– Reading with fully opened throttle grip (full throttle position):
3.6 – 3.7 volts

Adjusting the throttle sensor

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– Remove the carburetors from the air filter box: see Chapter 3.
– Loosen the screw on the throttle sensor
sensor until you reach the reading for the neutral position.
NOTE: make sure that you still have enough throttle cable play when
the carburetors are dismounted.
– Tighten the screw on the throttle sensor and remount the carburetors
(see Chapter 3).
– Check the readings with the carburetors mounted (see above).

Adjusting the choke cable

The choke cable should always have a play of approx. 3 mm.
– Push back the protection cover
cable approx. 3 mm away from the adjusting screw
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– Loosen the counter nut
tighten the counter nut again and slide on the protection cover.
I
F THERE IS NO CHOKE CABLE PLAY
NOT BE ABLE TO CLOSE COMPLETELY
CONSUMPTION
PISTONS AND CYLINDERS

Adjusting the throttle cable (Carburetor models only)

You should be able to feel 3-5 mm play in the throttle grip when you
start to turn it.
– Loosen the counter nut
and tighten the counter nut again.
NOTE: the throttle grip will automatically return to the neutral position
when released. Start the engine and steer to the left and right all the
way to the stop. The idle speed should not change, otherwise the
throttle cable play must be increased.
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! CAUTION
.
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, turn the adjusting screw as needed,
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! CAUTION
,
THE HOLE IN THE COLD START SYSTEM WILL
. T
,
IRREGULAR ENGINE OPERATION AND EXTREME WEAR ON THE
.
, adjust the adjusting screw
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(under the fuse box).
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!
,
MAKE SURE TO
and turn the throttle
2
; you should be able to lift the
.
4
!
HIS WILL RESULT IN A HIGH FUEL
as needed
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