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1.Before inspection, set the
vehicle to the pre-inspection condition.
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2.Turn the ignition switch
to the "LOCK" (OFF) position and then connect the M.U.T.-III
to the diagnosis connector (Refer to GROUP 00 -
Precautions Before Service - M.U.T.-III Sub Assembly
).
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![](../../../img/11/AKB00552AB00ENG.png)
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3.Set the timing light to
the power supply line (terminal No. 3) of the ignition coil
No. 1.
note |
The power supply line is
looped and also longer than the other ones.
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4.Start the engine and let it run at
idle. 5.Select the item No. 2 on M.U.T.-III and
measure engine idle speed. Check that the engine idling
speed satisfies the standard value range
below. <Except vehicles for
Thailand>
M/T: 700 ± 50
r/min CVT: 750 ± 50
r/min
<Vehicles for
Thailand> 6.Select No. 11 (actuator
test function) of the M.U.T.-III, and set the ignition
timing to the basic ignition timing. 7.Check that
basic ignition timing is within the standard
value. Standard value: 5° BTDC ±
3° 8.If the basic ignition timing is
outside the standard value, inspect the MPI system (Refer to
GROUP 13A - Troubleshooting - Inspection Chart
for Trouble symptoms ).
caution |
If the test is not cancelled,
a forced driving will continue for 27 minutes.
Driving under this condition may damage the
engine.
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9.Cancel the actuator test function item No.
11, Basic ignition timing set mode, on
M.U.T.-III 10.Check that ignition timing is at the
standard value. Standard value: Approximately
8° BTDC 11.Remove the timing
light. 12.Turn the ignition switch to the "LOCK"
(OFF) position and then disconnect the M.U.T.-III.
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