HOW TO READ DIAGNOSIS CODE
Use the MUT-II/III to read diagnosis code (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 <Vehicles with keyless entry system> |
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 |
|
| Hazard warning lamp switch |
When the switch is turned from off to on |
|
| Front fog lamp switch |
||
| Rear fog lamp switch |
||
| Driver's door switch |
When the door is opened |
|
| Passenger’s door switch <Vehicles for Australia> |
||
| 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 |
|
| Passenger’s door lock key cylinder switch |
Turn the key to the lock or unlock position |
|
| Vehicle speed signal (engine-A/T-ECU) <Except vehicles for GCC> |
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 |
||
| Headlamp washer 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 |
||
| Keyless entry 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.22 |
|