 
  
  Diagnostic Manual, Body and Accessories,
   Volume 3
  
Electrical Test Program - Survey of Electrical Valve Actuation
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| Right CST valve block (4 connections) (Y55)
 
 
 
 
 
 
 Figure 1
 Y55y6 Soft top "open" valve
 Y55y7 Soft top "close" valve
 Y55y8 Fabric bow "raise" valve
 Y55y9 Fabric bow "lower" valve
 |  |  |  
|  |  | P77-5118-55 |  
 
 
| Left CST valve block (3 connections) (Y56)
 
 
 
 
 Figure 2
 Y56y3 Soft top compartment lock valve
 Y56y4 Fabric bow lock valve
 Y56y5 Soft top compartment cover drive valve
 |  |  |  
|  |  | P77-5116-55 |  
 
 
| RB valve block (Y57) 
 
 
 
 
 
 
 
 Figure 3
 Y57y10 Rod side valve
 Y57y11 Piston side valve
 |  |  |  
|  |  | P77-5114-35 |  
 
 
  
    | 1) CST/RB hydraulic unit
      main valve (A7/5y1) was eliminated as of chassis end number 837708. 2) Starting with control module version 3.04, the voltage is 11 - 14 V.
 |  
 
 
  
    | 1) CST/RB hydraulic unit
      main valve (A7/5y1) was eliminated as of chassis end number 837708. 3) Up to control module version 3.04, the voltage is 11 - 14 V.
 |  |