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Jump-starting for Your Volkswagen Passat SUV Sixth Generation (2005-2010)

Jump-starting  
Introduction  
In this section you’ll find information about:  
Jump-start terminals, 1.8 liter engine  
Jump-start terminals, 2.5 liter engine  
Jump-start terminals, 3.6 liter engine  
Jump-start terminals, 2.0 liter TDI engine  
Using jumper cables  
If your engine does not start because the vehicle battery is dead, your vehicle's battery can be  
connected to the battery of another vehicle to start your engine (jump-starting). Check the battery acid  
level indicator window before jump-starting, Vehicle battery.  
You must use jumper cables that meet recognized industrial standards (check information provided by  
the jumper cable manufacturer). For vehicles with gasoline engines, the cross-section of the jumper  
cable wire must be at least 0.038 in2 (25 mm2), or about 3 ga. (AWG). For vehicles with diesel  
engines, the cross-section must be at least 0.054 in2 (35 mm2), or about 2 ga. (AWG).  
On vehicles that do not have a battery in the engine compartment, connect the jumper cables only to  
the jump-start terminals in the engine compartment.  
More information:  
Driver assistance systems  
Preparations for working in the engine compartment  
Selective catalytic reduction (AdBlue®)  
Vehicle battery  
WARNING  
Working on the batteries or the electrical system in your vehicle can cause serious acid  
burns, fires, or electrical shock.  
Always keep children away from battery acid and vehicle batteries in general.  
Sulfuric battery acid is very corrosive and can cause blindness and damage to  
unprotected skin. Never let battery acid or lead particles contact your eyes, skin, and  
clothing.  
Never lean over a vehicle battery. Always wear protective gloves and eye protection. To  
reduce your risk of injury, never tilt the batteries; acid could spill out through the vents and  
burn you.  
A highly explosive mixture of gases is given off when the battery is being charged.  
Always avoid fires, sparks, open flame, and smoking. Never create sparks or electrostatic  
charges when handling cables and electrical equipment. Never short-circuit the battery  
terminals. High-energy sparks can cause serious personal injury.  
If you get battery acid in your eyes or on your skin, immediately rinse with cold water for  
several minutes and get medical attention immediately. If you swallow any battery acid, get  
medical attention immediately.  
WARNING  
Improper use of jumper cables when jump-starting a vehicle with a dead battery can cause  
the battery to explode, leading to serious personal injury. To help reduce the risk of battery  
explosion:  
All work on the batteries or the electrical system in your vehicle can cause serious acid  
burns, fires, or electrical shocks. Always read and heed the following WARNINGS and safety  
precautions before working on the batteries or the electrical system ⇒ꢀpage 299, Vehicle  
battery.  
Always make sure that the battery providing starting assistance (the booster battery) has  
the same voltage as the dead battery (12 V) and about the same amperage capacity (see  
battery label).  
Never jump-start a vehicle with a thawed or frozen vehicle battery. The battery can  
explode. A dead battery can freeze at temperatures around +32 °F (0 °C).  
A battery that is frozen or was frozen, but has since thawed, must be replaced.  
When the vehicle battery is jump-started, it gives off hydrogen gas, which is highly  
explosive! Always keep fire, sparks, open flame, and smoking materials far away from vehicle  
batteries. Never use a cellular telephone while connecting or disconnecting jumper cables.  
Jump-start batteries only in well-ventilated areas. Batteries give off highly explosive  
hydrogen gas during jump-starting.  
Always route the jumper cables so that they cannot get caught in any moving parts in the  
engine compartment.  
Never short out the battery terminals by connecting the positive (+) and negative (-)  
terminals with each other.  
Never connect the negative cable from the other vehicle directly to the negative terminal  
of the dead battery, as this may cause the hydrogen gas given off by the dead battery to  
explode.  
Never attach the negative cable from the vehicle providing starting assistance to any part  
of the fuel system or to the brake hoses or brake lines.  
Never allow the non-insulated parts of the battery clamps to touch.  
Never allow the jumper cable attached to the positive battery terminal to contact metal  
parts of the vehicle.  
Always follow the instructions of the jumper cable manufacturer.  
NOTICE  
To help prevent extensive damage to the vehicle electrical system, read and heed the  
following:  
Connecting jumper cables improperly can cause a short circuit and do expensive damage  
to the vehicle's electrical system.  
Do not let the vehicles touch each other while the jumper cables are connected. If they do,  
electrical current may flow between the vehicles when the positive (+) terminals are connected,  
causing electrical system damage.  
385  
Jump-start terminals, 1.8 liter engine  
Fig. 225 In the engine compartment (1.8 liter engine): Positive jump-start terminal + and negative jump-start  
terminal -.  
Please first read and note the introductory information and heed the WARNINGS  
Vehicles with a 1.8 liter engine have jump-start terminals in the engine compartment. For details on  
jump-starting your vehicle, see, Using jumper cables.  
Jump-start terminals, 2.5 liter engine  
Fig. 226 In the engine compartment (2.5 liter engine): Positive jump-start terminal + and negative jump-start  
terminal -.  
Please first read and note the introductory information and heed the WARNINGS  
Vehicles with a 2.5 liter engine have jump-start terminals in the engine compartment. For details on  
jump-starting your vehicle, see ⇒ꢀpage 388, Using jumper cables.  
Applicable only in the USA, Canada, and Mexico  
Jump-start terminals, 3.6 liter engine  
Fig. 227 In the engine compartment (3.6 liter engine): Positive jump-start terminal + and negative jump-start  
terminal -.  
Please first read and note the introductory information and heed the WARNINGS  
Vehicles with a 3.6 liter engine have jump-start terminals in the engine compartment. For details on  
jump-starting your vehicle, see Using jumper cables.  
Jump-start terminals, 2.0 liter TDI engine  
Fig. 228 In the engine compartment (2.0 liter TDI engine): Positive jump-start terminal + and negative jump-  
start terminal -.  
Please first read and note the introductory information and heed the WARNINGS  
Vehicles with a 2.0 liter TDI engine have jump-start terminals in the engine compartment. For details  
on jump-starting your vehicle, see, Using jumper cables.  
387  
Using jumper cables  
Fig. 229 Diagram for attaching the jumper cables: Dead battery 1 and booster battery 2.  
Please first read and note the introductory information and heed the WARNINGS  
The dead battery must be properly connected to the vehicle's electrical system.  
Make certain that the vehicles are not touching each other. Otherwise, electric current could flow as  
soon as the positive terminals (+) are connected. Use longer jumper cables if necessary.  
The clamps on the jumper cables must have good contact to bare metal on the battery terminals.  
If the engine does not start, stop the process after 10 seconds and repeat after about 1 minute.  
The procedure for attaching and for removing the jumper cables is described below. Perform each of  
the following steps only in the order described, which follow the letters shown in the illustration  
⇒ꢀfig. 229 A – B – C – D.  
Attaching the jumper cables  
(1)  
(2)  
Switch off the ignition in both vehicles, Starting and stopping the engine.  
If necessary, open the battery cover in the engine compartment, Vehicle battery or flip open the  
cap on the positive jump-start terminal9, Jump-start terminals, 3.6 liter engine ⇒ꢀfig. 227 (+).  
Attach one end of the red jumper cable to the positive terminal (+) of the dead battery (1)  
(3)  
⇒ꢀ  
Attach the other end of the red jumper cable to the positive terminal (+) of the good battery  
(booster battery) (2).  
.
(4)  
(5)  
(6)  
Attach one end of the black jumper cable to the negative terminal (-) of the booster battery (2)  
.
Attach the other end of the black jumper cable (3) to a bare metal part of the vehicle with the  
dead battery. This part should be connected directly to the engine block. You may also attach  
the cable to the engine block itself. Attach the clamp to a point that is as far away as possible  
from the dead battery: (1) ⇒ꢀ  
On vehicles with the 3.6 liter engine, attach the other end of the black jumper cable (3) to the  
.
(7)  
(8)  
engine lifting bracket. See, Jump-start terminals, 3.6 liter engine, ⇒ꢀfig. 227 (-).  
Route the jumper cables so that they cannot get caught in any moving parts in the engine  
compartment of either vehicle.  
9
For vehicles without a battery in the engine compartment ⇒ꢀpage 386, Jump-start terminals, 3.6 liter  
engine, ⇒ꢀfig. 227.  
Starting the engine  
Start the engine of the vehicle with the good battery that is providing help and let it run at idle  
speed.  
Turn on the ignition of the vehicle with the dead battery. If the engine starts, wait 2 to 3 minutes  
until it “runs smoothly” before removing the jumper cables as described below ⇒ꢀ . If the engine  
does not start within about 10 seconds, turn off the ignition and wait at least 1 minute; then try again.  
Before removing the jumper cables  
(1)  
(2)  
Switch off the headlights (if they are on).  
In the vehicle with the dead battery, switch on the heater fan and the rear window defroster.  
This helps to minimize voltage spikes when the cables are disconnected.  
Removing the jumper cables  
With the engine running, remove the jumper cables in reverse order to the way they were connected.  
(1)  
(2)  
(3)  
(4)  
(5)  
Disconnect the black (-) cable from the vehicle with the dead battery.  
Disconnect the black (-) cable from the other vehicle (vehicle with the good battery).  
Disconnect the red (+) cable from the other vehicle (vehicle with the good battery).  
Disconnect the red (+) cable from the vehicle with the dead battery.  
Close the battery cover or snap shut the cap on the positive jump-start terminal9, as the case  
may be.  
389  
WARNING  
Improper use of jumper cables when jump-starting a vehicle with a dead battery can cause  
the battery to explode, leading to serious personal injury. To help reduce the risk of battery  
explosion:  
All work on the batteries or the electrical system in your vehicle can cause serious acid  
burns, fires, or electrical shocks. Always read and heed the following WARNINGS and safety  
precautions before working on the batteries or the electrical system ⇒ꢀpage 299, Vehicle  
battery.  
Always wear proper eye protection. Never lean over the vehicle battery.  
Attach the jumper cables in the correct order: first the positive cable, then the negative  
cable.  
Never connect the negative cable from the vehicle providing starting assistance to parts  
of the fuel system or to the brake hoses or brake lines.  
Never allow the non-insulated parts of the battery clamps to touch.  
Never allow the jumper cable attached to the positive battery terminal to contact metal  
parts of the vehicle.  
Check the battery acid level indicator window on the vehicle battery. Use a flashlight,  
never a match, cigarette lighter, or other open flame. If you cannot see the color of the  
window clearly, or if it is light yellow or colorless, do not jump-start the vehicle. Get expert  
assistance.  
Avoid electrostatic discharge in the vicinity of the vehicle battery. Sparks may cause the  
hydrogen gas escaping from the vehicle battery to ignite.  
Never jump-start a vehicle with a battery that is damaged or frozen or that was frozen and  
has thawed. The battery can explode. Replace the battery instead.  
Always follow the instructions of the jumper cable manufacturer.  
Always make sure that the battery providing starting assistance has the same voltage as  
the dead battery (12 V) and about the same capacity (see battery label).  
Batteries give off explosive hydrogen gas. Always keep fire, sparks, open flame and  
smoking materials away from batteries.  
Never connect the negative cable from the other vehicle directly to the negative terminal  
of the dead battery. The hydrogen gas from the battery is explosive.  
Never short out the battery terminals by connecting the positive (+) and negative (-)  
terminals with each other.