STV32 · STV36 · STV40, WSM ELECTRICAL SYSTEM
9-S11
(5) Self Diagnosis (Bi-speed Turn System)
The self-diagnosis mode is to make easier for find out the trouble point when bi-speed system has been broken
down. The handling method of there systems are as follow.
Procedure 1: Making standard setting for the self-diagnosis
Procedure 2: Changing to the self-diagnosis mode
Procedure 3: Checking the lamp bi-speed indicator light-up and operating the self-diagnosis
Procedure 4: Exiting from the self-diagnosis mode
1. Get the front wheels in the straight-run state.
2. Turn off the main switch.
1. Hold down the bi-speed switch and turn on the main switch (The engine does not start). Now make sure the bi-
speed lamp lights up and goes out 0.75 second later.
2. Release the bi-speed switch. This call for the "Fine adjustment and self-diagnosis mode".
1. First check up the bi-speed indicator lamp. If any setting is wrong or a component part is defective or
malpositioned, the lamp starts blinking the number of times that corresponds to a trouble spot. See the "Lamp
Blinking Chart" below. If it is necessary to start the engine for making the settings again, turn off the main switch
and repeat the above step from step 1 in procedure 1.
2. When the judgement is correct, the bi-speed indicator lamp lights up and stays on.
1. Turn off the main switch.
[Lamp Blinking Chart]
Number of blinking (times) Defective Sensor
22 Front wheel turning angle sensor
18 Travelling speed sensor
A The bi-speed indicator lamp flashes at the following intervals: 1.1-second on for the tens digit, 0.4-
second on for the units digit and 0.4-second off between two on's.
A A 1.5-second off interval is put between two different pieces of date.
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