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
  1. Use the MUT-II/III or a voltmeter to check input signals (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points ).
  1. The input signals below can be checked by connecting the MUT-II/III or a voltmeter to the diagnosis connector.
  2. 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.

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