Oil pressure, check, Z19DTH
 
  
 
 
  
   
    
     |  | Oil pressure, check, Z19DTH | 
   
  
  
   
   
    
    
    
    
    
   
   
    
   
   
    
     
      
       | Important | 
      
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         When checking at full load the handbrake must be applied and the brake pedal depressed. Due to the risk of overheating, checking at full load must not take longer than 5 seconds. Add a pause for cooling down. The oil level in the gearbox must be correct.
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       | 2. | Remove the lower engine cover. 
 
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       | 3. | Remove the upper plug (A). The front torque rod has been removed in the illustration to give a better view of the connections. 
 
 
          
           
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                    |  Warning |  
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                          The radiator fan may start without warning. Keep your fingers away to avoid injury.
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       | 6. | Lower the car to the floor. 
 
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       | 7. | Connect TECH 2 and check the oil temperature. 
 
 
          
           
            | Important |  
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              The oil temperature must be between 50 degrees C and 80 degrees C.
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       | 8. | Check the oil pressure in selector lever position "D". 
 
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       |  | • | Move the selector lever to position "D". 
 
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       |  | • | Check the oil pressure at idling speed and at full load - air conditioning and lighting disengaged. 
 
 
         - Desired value idling speed (foot brake not applied): 3.7 - 4.1 bar.
         
         - Desired value full load: 13.5 - 14.6 bar.
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       |  | • | Switch off the engine after the check. 
 
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       | 10. | Remove the oil pressure gauge (B). 
 
   
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       | 11. | Remove the connection (A). 
 
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       | 12. | Fit the upper plug (A) with a new sealing ring 
 
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       |  | • | Tighten the plug 10 Nm. 
 
   
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       | 13. | Remove the lower plug (B). 
 
   
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       | 16. | Lower the car to the floor. 
 
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       | 17. | Connect TECH 2 and check the oil temperature. 
 
 
          
           
            | Important |  
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              The oil temperature must be between 50 degrees C and 80 degrees C.
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       | 18. | Check the oil pressure in selector lever position "R". 
 
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       |  | • | Move the selector lever to position "R". 
 
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       |  | • | Check the oil pressure at idling speed and at full load - air conditioning and lighting disengaged. 
 
 
         - Desired value idling speed 5.7 - 6.6 bar.
         
         - Desired value full load: 19.0 - 21.3 bar.
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       |  | • | Switch off the engine after the check. 
 
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       | 20. | Remove the oil pressure gauge (B). 
 
   
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       | 21. | Remove the connection (A). 
 
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       | 22. | Fit the lower plug (B) with a new sealing ring 
 
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       |  | • | Tighten the plug 10 Nm. 
 
   
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       | 23. | Lower the car to the floor. 
 
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