Arctic Cat 450 XC 2011 Service Manual page 89

8. Select the DC Voltage position on the meter and turn
the ignition switch to the ON position. The meter
should read approximately 4.5 DC volt with the
throttle closed and approximately 1.5 DC volts with
the throttle in the full-open position.
 NOTE: If the meter readings are as specified, check
the main harness connector at the ECU main harness
wiring. If the meter readings are not as specified,
replace the TPS and adjust to specifications (see
INSTALLING/ADJUSTING in this sub-section).
CAUTION
Always make sure the ignition switch is in the OFF posi-
tion before disconnecting the ECU.
9. Verify all malfunction codes are closed after servic-
ing is complete (see Diagnostic Trouble Codes
(DTC) in this section).
REMOVING
1. Remove the left-side engine cover; then disconnect
the three-wire TPS connector plug.
2. Remove the screw securing the TPS to the throttle
body and remove the TPS.
INSTALLING/ADJUSTING
1. Place the TPS into position on the throttle body and
secure with the screw. Do not tighten at this time.
88
2. Connect the TPS Multi-Analyzer Harness connector
#8 to the TPS; then connect the harness to the TPS
Analyzer Tool.
PR546A
3. Using a multimeter, connect the black tester lead to
the black socket (GND) on the analyzer and the red
tester lead to the white socket (VAR); then select the
Voltage position.
4. Adjust the TPS until a reading of 0.68 DC volts is
obtained; then tighten the screw securely. Open and
close the throttle and determine the reading returns to
0.68 DC volts. Readjust as necessary.
PR544
5. Disconnect the harness from the analyzer; then dis-
connect the harness from the TPS and reconnect the
TPS main harness connector.
6. Tighten the mounting screws securely.
Manual
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