Nissan Maxima 1993-1998 Repair Guide

Power Steering Compensation Switch

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The power steering compensation switch senses load within the power steering system. This switch sends a signal to the ECM, which keeps the idle speed steady when the steering is turned.

TESTING



See Figure 1

  1. Unplug the connector on the switch.
  2.  
  3. Using an ohmmeter, attach probes to each terminal.
  4.  
  5. Start the engine. With the steering centered, there should not be continuity.
  6.  



Click image to see an enlarged view

Fig. Fig. 1: With the engine idling, have an assistant turn the steering wheel; there should be continuity in the switch

  1. When the steering wheel is turned, continuity should exist.
  2.  
  3. If the switch does not function properly, it should be replaced.
  4.  

REMOVAL & INSTALLATION



See Figure 2



Click image to see an enlarged view

Fig. Fig. 2: Unplugging the wiper motor connector will allow for better access to the switch

  1. Unplug the connector on the switch.
  2.  
  3. Using the appropriately sized socket, unscrew it from the pipe. Be sure to use a wrench to hold the pipe while loosening, or damage could occur to the pipe.
  4.  
  5. When installing a new switch, be sure to apply thread sealer.
  6.  

 
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