neutral safety switch

neutral safety switch

[¦nü·trəl ′sāf·tē ‚swich]
(electricity)
An electric switch that is connected to the ignition switch of an internal combustion engine and prevents starting the engine unless the transmission shift lever is in the neutral or park position, or the clutch pedal is depressed.
References in periodicals archive ?
* On the water: Clear a fouled intake or water pump: Shift the motor into neutral and engage the neutral safety switch and throttle-up in reverse.
Moving the shifter sometimes reestablishes electrical contact inside the transmission range selector (also known as the neutral safety switch).
One of the most overlooked reasons is the neutral safety switch on the gear control unit.
To troubleshoot a neutral safety switch, start with the control in the neutral position and turn the ignition key.
A park neutral safety switch (PNSS) is required to switch on back-up lights, prevent vehicles from being started in gear and prevent the transmission from being shifted from park without the foot brake engaged.
Optional features for the SilentTrac include various axle shaft lengths and configurations, overall output ratio options, fan/pulley options, and an internal neutral safety switch. To simplify linkage design at the OEM, mirror image versions will be available which allow placement of the controls on either side.
If there isn't any movement, the neutral safety switch may not be activating (i.e., you're not in neutral), and voltage isn't being allowed to make its way to the starter.