Table of Contents > Driving > Start—Stop system

VW Tiguan 2021 Owner's Manual ➜ Start—Stop system

The engine cannot be started If an  
Start-Stop system  
unauthorized vehicle key is used or there is a  
fault in the system, a message appears on the  
instrument panel display.  
Start-Stop system  
1. Use an authorized key.  
2. If the fault persists, request the help of suitably  
qualified specialized personnel. Volks wagen  
recommends a Volkswagen dealer.  
Can't start the engine  
It is not possible to start the engine with the vehicle  
key or by briefly pressing the ignition and starter  
button, even when the brake or clutch pedal is  
depressed, as appropriate.  
Fig. 129 At the bottom of the center console: Start-Stop  
system button.  
There is a fault in the starting system.  
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.  
1. Keep the vehicle key turned or the button pressed  
until the engine starts.  
2. Ask for the help of duly qualified specialized  
personnel. Volkswagen recommends a  
Volkswagen dealer.  
Switching on the Start-Stop  
system This function is activated automatically when  
the ignition is switched on. Information about the  
current status is shown on the instrument panel  
Can't start engine remotely  
If any of the following conditions are met, the remote  
start feature will not start the engine or will shut it down  
if it is already running:  
More information about the Start-Stop system can  
be called up in the infotainment system by pressing  
— The vehicle is unlocked.  
the button or the function button and the function  
Selection and vehicle status  
— Engine hood or tailgate is opened  
Whenever you cross water, manually disconnect  
the Start-Stop system.  
— Selector lever not in position P ÿ p. 161.  
1. 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.  
— There is a vehicle key in the entry lock.  
— The brake or accelerator pedal is depressed.  
— Fuel level drops to reserve  
2. To restart the engine, take your foot off the brake  
pedal or step on the accelerator.  
during remote start.  
control witnesses  
— The vehicle's 12-volt battery is low.  
loaded or unloaded.  
If the control indicator lights up in the instrument  
panel, the Start-Stop system is available and the  
automatic engine shutdown is active.  
— The emergency flasher button is pressed.  
If the control indicator lights up in the instrument  
panel, the Start-Stop system is not available or you  
have started the engine automatically ÿ .  
Make sure that all the necessary conditions are met  
and, if necessary, restart the engine.  
The status of the Start-Stop system can be  
displayed on the instrument panel display.  
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Start-Stop system  
Important conditions for automatic engine shutdown  
— If the front hood is opened.  
Manually disconnect and connect the system  
— The driver has a seat belt on  
Manually disconnect the Start-Stop system:  
— The driver's door is closed.  
1. To manually disengage the system, press the key on  
the center console. When the Start-Stop system is  
— The front hood is closed.  
— The motor has reached a minimum temperature.  
deactivated, the indicator light for the button illuminates  
ÿ fig. 129.  
— The passenger compartment temperature is within the  
preset values and the air humidity is not too high.  
Manually connect the Start-Stop system:  
— The defrost/defog function of the air conditioner is not  
1. To manually reactivate the system, press the button on  
the center console again ÿ fig. 129.  
— The 12 volt battery state of charge is sufficient.  
Each time the key is pressed on the instrument panel  
screen, the status of the system is displayed.  
— The 12 volt battery temperature is not too low or too  
When the Start-Stop system has switched off the engine,  
— The vehicle is not on a very steep slope.  
the engine starts again immediately if the system is switched  
off with the button.  
— The steering wheel is not turned too far.  
— The heated windshield is not connected.  
— The reverse gear is not engaged.  
Whenever you cross water, manually disconnect the  
Start-Stop system.  
Operation of the Start-Stop system in combination with  
adaptive cruise control (ACC)  
— The assisted parking system (Park Assist)  
is not activated.  
When adaptive cruise control (ACC) actively intervenes on  
the brakes until the vehicle stops  
— The Offroad driving profile is not activated.  
— ACC is not activated.  
hiculus ÿ p. 185, the engine shuts down.  
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  
With ACC active, the engine restarts in the following  
cases: — If the accelerator is depressed.  
example, if the defrost/defog function is switched off.  
— When ACC regulates speed and distance again.  
Conditions that cause the engine to restart  
— When the vehicle in front pulls away  
The engine can start automatically in the following cases:  
Even if Adaptive Cruise Control (ACC) is deactivated, the  
engine will also restart if the vehicle ahead moves away.  
— If the passenger compartment gets very hot or cold.  
— If the vehicle moves.  
— If the electrical voltage of the 12 volt battery drops  
Never turn off the engine while the vehicle is moving. This  
could lead to loss of vehicle control, accidents, and serious  
— If the steering wheel moves.  
you see.  
In general, the following applies: The engine restarts  
automatically whenever it is necessary for the situation in  
question and for the vehicle.  
· The airbags and seat belt tensioners do not work.  
· The servo brake does not work. To stop the vehicle you  
have to press the brake pedal with more force.  
Conditions that make it necessary to start the engine  
In the following cases, the engine must be started  
· The power steering does not work. To turn the steering  
wheel more force has to be applied.  
— If the driver's door is opened.  
· If you turn off the ignition, the steering column  
lock may be seized and the vehicle cannot be  
Manual shift  
Shift gear: manual shift  
· Always switch off the Start-Stop system when  
working in the engine compartment.  
If the Start-Stop system is used for a long time at  
very high outside temperatures, the 12 volt battery  
may be damaged.  
In some cases it may be necessary to restart  
the engine manually.  
Observe the message that appears in this regard  
on the instrument panel display.  
On vehicles with drive profile selection ÿ p.  
169, the Start-Stop system is automatically  
activated when the Eco profile is selected.  
Fig. 130 Diagram of the gears of a 6-speed manual  
Whenever you cross water, manually  
disconnect the Start-Stop system.  
Depending on the equipment, the vehicle may be  
equipped with a 5-speed manual gearbox.  
Engaging forward gears The  
Problems and solutions  
position of each gear is represented on the gear  
The engine does not start automatically  
1. Start the engine manually ÿ p. 153.  
1. Fully depress the clutch pedal and hold it down.  
2. Switch off the Start-Stop system manually.  
2. Move the gear lever to the desired position ÿ .  
3. Immediately go to a duly qualified specialist  
workshop. Volkswagen recommends a  
Volkswagen dealer.  
3. Release the clutch pedal to engage the clutch.  
In some countries the clutch pedal has to be fully  
depressed for the engine to start.  
Engage reverse gear  
Engage reverse gear only when the vehicle is  
1. Fully depress the clutch pedal and hold it down ÿ .  
2. Put the gear lever in neutral  
and press it down.  
3. Move the gear lever fully to the left and then  
forward to the reverse gear position ÿ fig. 130R  
4. Release the clutch pedal to engage the clutch.  
While driving, the change to a lower gear must  
always be carried out progressively, that is to say,  
to the immediately lower gear, and when the ré  
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Manual shift  

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