HOW TO READ DIAGNOSIS CODE
Use the MUT-II/III to read diagnosis code (Refer to Refer to GROUP 00 -
How to
Use Troubleshooting/Inspection Service Points 
).NOTE: Connect the MUT-II/III to the 16-pin diagnosis connector (black).
NOTE: A diagnosis code can not be read when the ETACS-ECU is defective or the power supply voltage
has risen. In this case, refer to inspection procedure A-1 "Communication with the MUT-II/III
is not possible ."
."HOW TO CHECK INPUT SIGNALS
- Use the MUT-II/III or a voltmeter to check input signals (Refer
to GROUP 00 -
How to Use Troubleshooting/Inspection Service Points ).
- The input signals below can be checked by connecting the MUT-II/III or a voltmeter to the diagnosis connector.
NOTE: If a fault is found at the input signal check, refer to trouble symptom chart .
.SWITCHES WHICH ARE APPLICABLE TO INPUT SIGNAL CHECK, AND THEIR CHECK CONDITIONS
| Input signals |
Requirements for sounding buzzer |
|
|---|---|---|
| Ignition switch (ACC) |
When turned from the LOCK (OFF) position to the ACC position. |
|
| Ignition switch (IG1) |
When turned from ACC to ON. |
|
| Key reminder switch |
When the inserted ignition key is pulled out. |
|
| Inhibitor switch ("R" position) |
When the ignition switch is turned ON and the selector lever is moved
to the R position. |
|
| Electric remote controlled mirror switch (folding/unfolding
switch) |
When the switch is turned from off to on. |
|
| Hazard warning lamp switch |
||
| Driver's door switch |
When the driver's door is opened. |
|
| All of the door switches |
A door is opened when all the doors are closed. |
|
| Driver's door lock actuator |
When the driver's key cylinder or inside lock knob is unlocked
or locked. |
|
| Vehicle speed signal (engine-A/T-ECU) |
When the vehicle speed has reached 10 km/h or more. |
|
| Column switch |
Tail lamp switch |
When the lighting switch is moved from the automatic lamp position
to the tail lamp position. |
| Headlamp switch |
When the lighting switch is moved from the tail lamp position to
the automatic lamp position. |
|
| Dimmer switch |
When the switch is turned from off to on. |
|
| Passing lamp switch |
||
| Turn-signal lamp switch (LH) |
||
| Turn-signal lamp switch (RH) |
||
| Wind shield mist wiper switch |
||
| Windshield intermittent wiper switch |
||
| Windshield low-speed wiper switch |
||
| Windshield high-speed wiper switch |
||
| Windshield intermittent wiper volume |
When the windshield intermittent wiper volume is rotated from "FAST"
to "SLOW" (a pulse is sent around the volume middle position). |
|
| Windshield washer switch |
When the switch is turned from off to on. |
|
| Rear wiper switch |
||
| Rear washer switch |
||
| Power window main switch |
Switches |
When the switch is turned from off to on. |
| Keyless entry system transmitter |
Switches |
When the switch is turned from off to on. |
| Sunroof |
Switches |
When the switch is turned from off to on. |
| Interior lamp loaded signal |
When a load is applied through multi-purpose fuse No.18. |
|
| Fog lamp switch |
When the switch is turned from off to on. |
|
| Hood switch |
When the switch is turned from off to on. |
|