Parking heater (597)
| Parking heater (597) | 
| Location | 
Parking heater, diesel (597)
| Main task | 
An auxiliary heater is used to quick obtain a comfortable cabin temperature.
| Type | 
Diesel heater with combustion chamber, heat exchanger, combustion fan, glow plug and integrated control module. Heating capacity, full power 5000 W, half power 2400 W.
| Connection | 
| Pin no. | Signal type | Description | 
| 
        
         1
        
         | 
       
        
         Power supply +30
        
         | 
       
        
         From fuse 5 in underhood electrical centre
        
         | 
      
| 
        
         2
        
         | 
       
        
         Ground
        
         | 
       
        
         Connected to G30.
        
         | 
      
| 
        
         3
        
         | 
       
        
         Diagnostics communication
        
         | 
       
        
         Connected to data link connector pin 8.
        
         | 
      
| 
        
         4
        
         | 
       
        
         PWM pulse
        
         | 
       
        
         Connected to fuel pump.
        
         | 
      
