Nissan Pick-ups and Pathfinder 1970-1988

Neutral Safety/Inhibitor SWITCH

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1973-86 (620 and 720-D SERIES)

See Figure 1

The switch unit is bolted to the left side of the transmission case, behind the transmission shift lever. The switch prevents the engine from being started in any transmission position except P or N . It also controls the back-up lights.

  1. Apply the brakes and check to see that the starter works only in the P and N transmission ranges. If the starter works with the transmission in gear, adjust the switch as described below.
  2.  
  3. Remove the transmission shift lever retaining nut and the lever.
  4.  
  5. Remove the switch.
  6.  

To install:
  1. Remove the machine screw in the case under the switch.
  2.  
  3. Align the switch to the case by inserting a 0.059 in. (1.5mm) pin, through the hole in the switch into the screw hole. Mark the switch location.
  4.  
  5. Remove the pin, replace the machine screw, install the switch as marked, then replace the transmission shift lever and retaining nut.
  6.  
  7. Make sure while holding the brakes on, that the engine will start only in P or N . Check that the back-up lights go on only in R .
  8.  



Click image to see an enlarged view

Fig. Fig. 1: Neutral safety/inhibitor switch adjustment-all except RE4R01A

1986-88 (D21-D SERIES)



See Figure 2

The switch unit is bolted to the the transmission case, behind the transmission shift lever. The switch prevents the engine from being started in any transmission position except P or N . It also controls the back-up lights.

  1. Place the transmission selector lever in the N .
  2.  
  3. Remove the screw from the switch.
  4.  
  5. Loosen the attaching bolts. Using a 0.16 in. (4.0mm) aligning pin to gauge the adjustment, move the switch until the pin falls into the hole in the rotor.
  6.  
  7. Tighten the attaching bolts equally.
  8.  
  9. Make sure while holding the brakes on, that the engine will start only in P or N . Check that the back-up lights go on only in R .
  10.  



Click image to see an enlarged view

Fig. Fig. 2: Neutral safety/inhibitor switch adjustment-RE4R01A

 
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