–  Digital stopwatch with hour, minute and second display (one tenth of a second intervals are 
shown up to 59 minutes and 59 seconds when the ignition is switched on). 
–  Digital display with stop function selected. 
(3) Boost pressure indicator 
 The boost pressure indicator shows the pressure in the boost pressure duct between the su-
percharger or turbocharger and the engine. The farther right that the indicator points on the 
gauge, the higher the pressure in the boost pressure duct and the greater the output from the 
engine. The word “Turbo” on the gauge indicates the system is charged. 
(4) Start / Stop / Reset button 
  
–  Stopwatch mode: press the button  E  
 
–  Digital stopwatch with hour, minute and second display (one tenth of a second intervals are 
shown up to 59 minutes and 59 seconds when the ignition is switched on). 
–  Digital display with stop function selected. 
(3) Boost pressure indicator 
 The boost pressure indicator shows the pressure in the boost pressure duct between the su-
percharger or turbocharger and the engine. The farther right that the indicator points on the 
gauge, the higher the pressure in the boost pressure duct and the greater the output from the 
engine. The word “Turbo” on the gauge indicates the system is charged. 
(4) Start / Stop / Reset button 
  
–  Stopwatch mode: press the button  E