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1.Remove the cruise control switch (Refer to  ).
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2.Measure the resistance between terminal No.3 and terminal No.4 when each of the speed
limiter ON/OFF, cruise control ON/OFF, CANCEL, SET - and RES + switches
is pressed. If the values measured at the time each switch is pressed correspond to those in
the table below, the resistance values are correct.
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Terminal connector of tester
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Switch position
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Specified condition
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3 - 4
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All switches are released.
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Open circuit
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Speed limiter ON/OFF switch is pressed
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Continuity (less than 2Ω)
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Cruise control ON/OFF switch is pressed
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176 - 180 Ω
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CANCEL switch is pressed
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460 - 470 Ω
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SET - switch is pressed
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1030 - 1051 Ω
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RES + switch is pressed
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2725 - 2837 Ω
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3.Check that illumination of the cruise control switch turns on when the battery positive
terminal is connected to cruise control switch connector terminal No.5, and the battery negative
terminal is connected to cruise control switch connector terminal No.6.
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Refer to GROUP 35A - Brake Pedal, Inspection, Stop Lamp Switch Check .
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Refer to GROUP 21A - On-vehicle Service, Clutch Interlock Switch Continuity Check .
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Refer to GROUP 23A - On-vehicle Service, Essential Service, Inhibitor Switch
Continuity Check .
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Refer to GROUP 13A - On-vehicle Service, Throttle Valve Control Servo Check <4B1>,
GROUP 13C - On-vehicle Service, Throttle Valve Control Servo Check <4J1>.
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)