Mitsubishi MOTORS Space Runner 1998, Workshop Manual

Page: 45 / 1164

ENGINE <4G6> -
On-vehicle Service
11A-11
9. Press the MUT-
II
clear key (Select a forced driving cancel
mode) to release the Actuator test.
Caution
If the test is not cancelled, a forced driving will
continue for 27 minutes. Driving under this condition
may damage the engine.
10. Check that ignition timing is at the standard value.
Standard value: approx. 20
_
BTDC
NOTE
(1) The ignition timing will become approximately 5 _ BTDC
after more than 4 minutes have passed since the
basic ignition timing set mode was released.
(2) The ignition timing may fluctuate within ± 7 _ BTDC.
This is normal.
(3) In higher altitude, the ignition timing is more advanced
than the standard value by approximately 5 degree.
11. Remove the timing light.
12. Turn off the ignition switch and then remove the MUT-
II.
IDLE SPEED CHECK
1. Before inspection, set the vehicle to the pre-inspection
condition.
For vehicles with manual transmission, drive the vehicle
for 15 minutes or more to warm the engine, and then
carry out the checking while the transmission oil
temperature is more than 50 ° C.
NOTE
The idle speed in vehicles with manual transmission varies
as shown in the illustration in accordance with the
transmission oil temperature.
2. Turn off the ignition switch and then connect the MUT-
II
to the diagnosis connector.
3. Check the basic ignition timing.
NOTE
Refer to P.11A-10 concerning the check procedure of
the basic ignition timing.
Standard value: 5
_
BTDC
±
3
_
4. Run the engine at idle for 2 minutes.
-10 20 50
Transmission oil temperature _ C
600
700
800
900
Idle speed r/min