15
(4) Function Selection Screen
After System Selection, the Function Selection menu screen
of the selected system appears.
In the picture on the left shows the screen appears when
the MPI/GDI/DIESEL system (Powertrain group), which is a
representative example, is selected. Details of each buttons
are as follows.
Note:
As available functions differ between systems, there might be
functions that will not appear when you select other system.
Check Chart For Problem Symptoms
--To view the Symptom Chart of Service Manual.
Self-diagnosis
--To read out or erase Diagnosis Trouble Codes from vehicle ECU.
Also, you can read out the Freeze Frame data. (refer to 4-1.)
Simulated Vehicle Speed Output
--To transmit simulated vehicle speed signal into the vehicle.
Data List
-- To read the RAM data inside the ECU and displays the data in digital and graphic form.
(refer to 4-2.)
Actuator Test
--To control the ECU output device. (refer to 4-3.)
Drive Recorder
--To record, display or analyze the ECU input / output signals which can be viewed
using Data List function. (refer to Chapter 6)
Special Function
--To execute special functions specific to the selected system. For detailed
operation, please utilize each Online Help function.
OBD-II Test Mode
--To read out “Monitoring test results” “Provisional DTC” and “ECU information”,
which are regarding Emission Related System, from ECU.
Readiness Test
--To read out the result of Readiness Test from ECU.
Voltmeter
-- To measure voltage value using MUT-III. (same operation as 11-2-2)
Ohmmeter
-- To measure resistance value using MUT-III. (same operation as 11-2-2)
Fuel Pressure Gauge
--To measure fuel pressure using a pressure gauge, and display the result on
PC screen. (Not Available in US)
Check Mode
--To shorten sampling time of communication by changing the communication method
between MUT-III and ECU. This function is available in Data List, Drive Recorder and
Actuator Test.
Emission Test
--To test the Evaporative Emission Control System of the vehicle.
Coding
-- To write the vehicle equipment specifications into ECU.
SWS monitor
(appears when selecting
SWS
button in
BODY
group) (refer to Chapter 7)
Pulse Check
(appears when selecting
SWS
button in
BODY
group)
--To confirm existence of the signal pulse to operate remote system on SWS
communication line.
Basic Flow to Start Diagnosis
[MPI/GDI/DIESEL ‘s Function Selection menu]