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Table of Contents > Driving > Start-Stop system

VW Passat B8 Owner's Manual ➜ Start-Stop system

Vehicle with manual transmission  
Start-Stop system  
— When coasting or with the vehicle stopped, engage  
neutral and release the clutch pedal. The engine shuts  
down.  
Start-Stop system  
— To restart the engine, depress the clutch.  
Vehicles with DSG® dual clutch transmission  
— To stop, step on the brake pedal and hold it down.  
Shortly before or when the vehicle comes to a stop,  
the engine is switched off.  
— To restart the engine, take your foot off the brake pedal  
or step on the accelerator.  
Important conditions for automatic engine shutdown  
Fig. 123 At the bottom of the center console: Start-Stop  
— The driver has a seat belt on  
fallen.  
system button.  
The Start-Stop system automatically shuts off the  
engine when the vehicle comes to a standstill and when  
the vehicle is stopped. If necessary, the motor restarts  
automatically.  
— The driver's door is closed.  
— The engine hood is closed.  
— The motor has reached a minimum temperature.  
Vehicles with Climatronic: The passenger compartment  
Connect the Start-Stop system  
temperature is within the preset values and the air  
humidity is not too high.  
This function is activated automatically when connecting  
The ignition. Information about the current status is  
shown on the instrument panel display.  
— The defrost/defog function of the air conditioner is not  
activated.  
— The 12 volt battery state of charge is sufficient.  
More information about the Start-Stop system can be  
called up in the infotainment system by pressing the button  
or the function button and the function buttons Vehicle  
— The 12 volt battery temperature is not too low or too  
high.  
.
,
Selection and vehicle status  
— The vehicle is not on a very steep slope.  
Whenever you cross water, manually disconnect the  
Start-Stop system.  
Vehicles with a DSG® dual clutch transmission: The  
control witnesses  
steering wheel is not turned too far.  
— The heated windshield is not connected.  
— The reverse gear is not engaged.  
If the control indicator lights up, the Start-Stop system  
is available and the automatic engine shutdown is active.  
— The assisted parking system (Park Assist)  
is not activated.  
If the control indicator lights up, the Start-Stop system  
is not available or has started the engine automatically ÿ  
p. 144.  
— The Offroad driving profile is not activated.  
If the conditions for the engine to be switched off  
automatically are met during a vehicle standstill phase, the  
engine can also be switched off afterwards, e.g. For  
example, if the defrost/defog function is switched off.  
The status of the Start-Stop system can be displayed  
on the instrument panel display.  
In infotainment systems with a navigation function, a quick  
access bar to information on the status of the Start-Stop  
system can additionally be displayed if necessary. Click  
on the i in the bar to get more information about the system  
status.  
Conditions that cause the engine to restart automatically  
The engine can start automatically in the following cases:  
— If the passenger compartment gets very hot or cold.  
— If the vehicle moves.  
144  
Driving  
— If the electrical voltage of the 12 volt battery drops  
uncles.  
control of the vehicle, accidents and serious injuries  
know.  
— If the steering wheel moves.  
· The airbags and seat belt tensioners do not work.  
In general, the following applies: The engine automatically restarts  
whenever it is necessary for the situation in question and for the  
vehicle.  
· The servo brake does not work. To stop the vehicle you  
have to press the brake pedal with more force.  
· The power steering does not work. To turn the steering  
wheel more force has to be applied.  
Conditions that make it necessary to start the engine  
manually  
· If the ignition is switched off, the steering column lock may  
seize and the vehicle cannot be controlled.  
In the following cases, the engine must be started manually:  
— If the driver's door is opened.  
— If the engine hood is opened.  
· When working in the engine compartment, the Start-Stop  
system must be deactivated without fail.  
Manually disconnect and connect the system  
Start-Stop  
NOTICE  
— To manually disengage the system, press the key on the  
center console. When the Start-Stop system is deactivated,  
If the Start-Stop system is used for a long time at very high  
outside temperatures, the 12 volt battery may be damaged.  
the indicator light for the button ÿ fig. 123.  
At temperatures above approx. 38°C (100°F), the  
— To reactivate the system manually, press the button on the  
center console again ÿ fig. 123.  
engine shutdown feature may  
turn off automatically.  
,
Each time the key is pressed on the instrument panel screen,  
the status of the system is displayed.  
In some cases it may be necessary to restart the engine  
manually.  
him.  
Observe the message that appears in this regard on the  
instrument panel display.  
When the Start-Stop system has switched off the engine, the  
engine starts again immediately if the system is switched off with  
the button.  
On vehicles with drive profile selection ÿ p. 156, the  
Start-Stop system is automatically activated when the  
Eco profile is selected.  
Whenever you cross water, manually disconnect the Start-  
Stop system.  
Whenever you cross water, manually disconnect the  
Operation of the Start-Stop system in combination with  
Start-Stop system.  
adaptive cruise control (ACC)  
When adaptive cruise control (ACC) actively intervenes on the  
brakes until the vehicle stops ÿ p. 165, the engine shuts down.  
Problems and solutions  
With ACC active, the engine restarts in the following cases:  
The engine does not start automatically  
— If you step on the accelerator.  
— Start the engine manually ÿ p. 141.  
— When ACC regulates speed and distance again.  
— Deactivate the Start-Stop system manually.  
— Immediately visit a specialized workshop.  
— When the vehicle in front pulls away  
and.  
Even if Adaptive Cruise Control (ACC) is deactivated, the engine  
will also restart if the vehicle ahead moves away.  
WARNING  
Never turn off the engine while the vehicle is moving. This  
could cause loss  
3 G 0 0 1 2 7 6 0 A H  
145  
Start-Stop system  
engine menu is not too high ÿ . Downshifting by  
skipping one or more gears at high speeds or at  
Manual shift  
high engine speeds can cause damage to the clutch  
and gearbox, even if the clutch is held down ÿ .  
Shift gear: manual shift  
WARNING  
Rapid acceleration can cause you to lose traction  
and cause the vehicle to skid, especially on  
slippery roads. This could cause loss of vehicle  
control, accidents and serious injury.  
· Only accelerate quickly if conditions  
Visibility, weather, road and traffic conditions  
allow it, and if you do not endanger other road  
users with this acceleration and driving style.  
· Always adapt your driving style to the traffic.  
Fig. 124 Diagram of the gears of a 6-speed manual  
gearbox.  
· When the ASR is switched off, the drive wheels  
can spin, especially if the road surface is wet,  
slippery or dirty. This can cause the vehicle to  
be unable to steer or control.  
Depending on the equipment, the vehicle may be  
equipped with a 5-speed manual gearbox.  
Engaging forward gears The  
position of the individual gears is represented on  
the gear lever ÿ fig. 124.  
WARNING  
If the engine is running, the vehicle starts moving  
as soon as a gear is engaged and the clutch pedal  
— Fully depress the clutch pedal and hold it  
stepped on  
is released. This also happens if the electronic  
parking brake is on.  
nected.  
— Move the gear lever to the desired position gives  
ÿ .  
— Release the clutch pedal to engage the clutch.  
· Never engage reverse gear while the vehicle is  
moving.  
— In some countries the clutch pedal has to be  
fully depressed for the engine to start.  
WARNING  
If you downshift improperly by engaging too low  
Engage reverse gear  
a gear, you may lose control of the vehicle and  
cause an accident and serious injury.  
— Engage reverse gear only when the vehicle is  
stopped.  
— Fully depress the clutch pedal and hold it down  
ÿ .  
NOTICE  
Engaging too low a gear while driving at high  
speed or at high engine speeds can cause  
considerable damage to the clutch and gearbox.  
This can occur even when the clutch pedal is held  
down and does not engage.  
— Place the gear lever in neutral and push it  
down.  
— Move the gear lever all the way to the left and  
then forward to the reverse gear position ÿ fig.  
124 r.  
— Release the clutch pedal to engage the clutch.  
NOTICE  
Downshift  
Please note the following to prevent damage and  
premature wear:  
While driving, the change to a lower gear must  
always be done progressively, that is to say, to the  
gear immediately below, and when the regi  
146  
Driving  

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