Subaru ff-1/1300/1400/1600/1800/Brat 1970-1984 Repair Guide

Neutral Safety Switch (Inhibitor Switch)

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REMOVAL & INSTALLATION



This switch is mounted on the transaxle lever shaft and is bolted to the transaxle. It functions to prevent the car from starting in any gear position but Park or Neutral, and to activate the back-up lights when in Reverse. Adjustment is as follows.

  1. Disconnect the linkage rod from the transaxle manual lever.
  2.  

Refer to the illustration of the shift linkage system earlier in this section.

  1. Make sure that the manual lever on the transaxle is in the neutral detent position.
  2.  
  3. Remove the manual lever by taking off the mounting nut.
  4.  
  5. Remove the two safety switch mounting bolts and the setscrew from the lower face of the switch.
  6.  
  7. Disconnect the wire harness from the switch.
  8.  



Click image to see an enlarged view

Fig. Fig. 1 Location of the neutral safety switch (inhibitor switch)

To install:

  1. Connect the wire harness from the switch.
  2.  
  3. Bolt the switch in place.
  4.  
  5. Reinstall the setscrew and the manual lever.
  6.  
  7. Connect the linkage rod and adjust, if necessary, according to the procedure given earlier in this section.
  8.  

ADJUSTMENT



  1. Disconnect the linkage rod from the transaxle manual lever.
  2.  

Refer to the illustration of the shift linkage system earlier in this section.

  1. Make sure that the manual lever on the transaxle is in the neutral detent position.
  2.  
  3. Remove the manual lever by taking off the mounting nut.
  4.  
  5. Remove the two safety switch mounting bolts and the setscrew from the lower face of the switch.
  6.  
  7. Insert a 1.5mm drill bit through the set screw hole. Turn the switch slightly so that the drill bit passes through into the back part of the switch.
  8.  
  9. Bolt the switch in place and remove the drill bit.
  10.  
  11. Reinstall the setscrew and the manual lever.
  12.  
  13. Connect the linkage rod and adjust, if necessary, according to the procedure given earlier in this section.
  14.  

 
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