Working in the engine compartment -> Introduction for Your Volkswagen Passat SUV Seventh Generation (2010-2014)

Working in the engine compartment  
¤ Introduction  
In this section you’ll find information about:  
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Preparing to work in the engine compartment  
Opening or closing the engine compartment  
Always position the vehicle on a firm and level surface before doing  
any work in the engine compartment.  
The engine compartment of a vehicle is a hazardous area. Never do  
any work on the engine or in the engine compartment unless you  
know exactly how to carry out the job,  
have the correct technical information and the proper tools and  
supplies, and  
are familiar with the necessary safety precautions  
.
If you are uncertain in any way, have the work done by an authorized  
Volkswagen dealer or an authorized Volkswagen Service Facility.  
Serious personal injury may result from improperly performed work.  
More information:  
Exterior views  
Windshield wipers and washer  
Starting and stopping the engine  
Brake fluid  
Checks while refueling  
Engine oil  
Engine coolant  
Vehicle battery  
Exterior care and cleaning  
Parts, accessories, repairs and modifications  
WARNING  
Unintended vehicle movement during maintenance work can  
cause serious personal injuries.  
Never work under the vehicle unless you have safely secured  
the vehicle from moving. If you must work under the vehicle  
with the wheels on the ground, always make sure that the vehi-  
cle is on level ground, that all 4 wheels are chocked to keep  
them from moving, and that the key is not in the ignition.  
If you must work under a vehicle raised on a floor jack, al-  
ways make sure that the vehicle is safely supported on safety  
stands intended for that purpose that are strong enough to  
support the weight of the vehicle. The jack supplied with the  
vehicle is not strong enough for this purpose and can collapse  
causing serious personal injury.  
WARNING  
The engine compartment of any motor vehicle is a potentially  
dangerous area and can cause serious personal injury.  
Always use extreme caution when doing any work in the en-  
gine compartment. Always follow commonly accepted safety  
practices and use common sense. Never risk personal injury.  
Never perform any work in the engine compartment unless  
you know exactly how to carry out the job and have the correct  
technical information and the correct tools.  
If you are uncertain about what to do, have the work per-  
formed by an authorized Volkswagen dealer, an authorized  
Volkswagen Service Facility, or another qualified workshop.  
Serious personal injury may result from improperly performed  
work.  
We strongly recommend that you always have HID – High In-  
tensity Discharge (Xenon) headlights and H7 bulbs replaced by  
a qualified technician. Serious personal injury may result from  
improperly performed work.  
Never open or close the engine hood if steam or coolant is  
escaping. Hot steam or coolant can cause serious burns. Al-  
ways wait until you no longer see or hear steam or coolant es-  
caping from the engine.  
Always let the engine cool down completely before carefully  
opening the hood.  
Hot parts of the engine and the exhaust system will burn skin  
on contact.  
When the engine has cooled down and you are ready to open  
the hood:  
– Firmly apply the parking brake and shift the transmission  
into Park (P) (automatic) or Neutral (manual only).  
– Take the vehicle key out of the ignition.  
– On vehicles with Keyless Access, make sure that the re-  
mote control vehicle key is out of range of the vehicle and  
that the vehicle cannot be started by depressing the starter  
button Starter button.  
– Always keep children and others away from the engine  
compartment and never leave them unsupervised.  
The engine coolant system is under pressure when the en-  
gine is hot. Never unscrew the coolant expansion tank cap  
when the engine is hot. Hot coolant can spray out and cause  
severe burns and other serious injuries.  
– Turn the cap slowly and very carefully in a counterclock-  
wise direction while applying light downward pressure on the  
top of the cap.  
– Always protect your face, hands, and arms from hot escap-  
ing coolant or steam by covering the cap with a large, thick  
rag.  
Never spill fluids on the engine or exhaust system when re-  
filling. Spilling fluids onto hot parts of the engine or exhaust  
system can cause a fire.  
WARNING  
High voltage systems in the engine compartment can cause  
electrical shocks or even electrocution, severe burns, other se-  
rious injuries, and even death!  
Never short-circuit the electrical system. Be especially care-  
ful when using jumper cables. The vehicle's battery could ex-  
plode!  
To reduce the risk of electrical shock and personal injury  
while the engine is running or being started:  
– Never touch ignition cables. Never touch other compo-  
nents of the high voltage electronic ignition system.  
– Never touch the wiring of the HID – High Intensity Dis-  
charge (Xenon) headlights.  
Read and heed the important information and warnings on  
cleaning the engine compartment Cleaning the engine com-  
partment.  
WARNING  
Moving parts in the engine compartment can cause serious  
personal injury on contact.  
Never reach into the area around or touch the radiator fan.  
Contact with the blades can cause serious personal injury. Al-  
ways remember that the radiator fan is temperature-controlled  
and can come on suddenly even when the engine has been  
switched off for a while and the key has been removed from the  
ignition.  
If you have to perform a check or repair when the engine is  
running, there are more risks from the rotating parts, such as  
the drive belts, alternator, radiator fan, etc., and from the high-  
voltage ignition system. Always use extreme care.  
– Always make sure that jewelry, loose clothing and long hair  
do not get caught in rotating engine parts. Before starting  
any work remove your jewelry, take off your necktie, tie back  
and cover your hair, and do not wear clothing that can hang  
down and get caught in moving engine parts.  
– Always use extreme caution if the accelerator pedal has to  
be depressed to perform a check. The vehicle will start to  
move even if the electronic parking brake is on.  
Never leave any objects in the engine compartment, for ex-  
ample cleaning rags and tools. Objects left behind can cause  
malfunctions, engine damage, and even fires.  
WARNING  
Operating fluids and some materials in the engine compartment  
can catch fire easily, causing burns and other serious personal  
injuries!  
Never smoke near the engine compartment.  
Never work next to open flames or sparks.  
Never pour or spill operating fluids or other flammable liq-  
uids on the engine. These fluids can ignite on hot engine parts  
and cause injuries.  
If work on the fuel system or the electrical system is neces-  
sary:  
– Always disconnect the 12 Volt vehicle battery. Make sure  
the vehicle is unlocked when you disconnect the battery, or  
the alarm will go off. Never touch the electrical wiring of the  
ignition system.  
– Never work near heaters, water heaters, or other open  
flames.  
Always have a functional, approved fire extinguisher nearby.  
NOTICE  
When changing or topping off fluids, make sure that you pour  
the fluids into the correct reservoirs. Adding the wrong type of  
operating fluids will cause serious malfunctions and engine  
damage.  
Fluid leaks and spills are harmful to the environment. Regularly  
check the ground underneath your vehicle for this reason. If you find  
spots of oil or other fluids, have your vehicle checked by your author-  
ized Volkswagen dealer or authorized Volkswagen Service Facility.  
Dispose of leaked operating fluids properly.  
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¤ Please first read and note the introductory information and  
heed the WARNINGS