2015 VOLKSWAGEN TRANSPORTER fuel

Supplementary heaters (auxiliary air heater or auxiliary
coolant heater)
[Q] Introduction
This chapter contains information on the following subjects:
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333
Switching the supplementary heating system on and off . . . . . . . . . . . . . . . . . . . . . . . . 334
Remote control . . . . . . . . . . . . . . . . . 335
Programming the supplementary heating system . . . . . . . . . . . . . . . . . . . . . . 338 Switching the child proof lock on and off . . . . . 339
Operation . . . . . . . . . . . . . . . . . . . . . . . . 339
The supplementary heating system is supplied with fuel from the vehicle fuel tank and can be used when the vehicle is in motion or stationary. Electri-cal power is supplied by the vehicle battery.
The auxiliary air heater runs in air recirculation mode and heats the vehicle interior. it has sepa-rate vents in the passenger compartment =>Fig. 265.
The auxiliary coolant heater heats the heating circuit. Heat is guided into the vehicle interior via the vents for the heating or air conditioning system. With the auxiliary coolant heater, it is possible to switch between heating and ventilating.
Additional information and warnings:
• Supplementary heater in the California =>page 192
• Filling the tank =>page 340
• Battery =>page 362
Swallowing batteries with a diameter of 20 mm or other lithium batteries can result in severe or even fatal injuries within a very short period of time.
• Always keep the vehicle key, key ring with batteries, spare batteries, round cells and other batteries that are larger than 20 mm out of the reach of children.
332 I While driving
• Call for medical help immediately you pect that someone has swallowed a batte
A WARNING
The fumes from the supplementary heating system contain carbon monoxide, which is an odourless and colourless poisonous gas. Carbon monoxide can cause people to lose consciousness. lt can also cause death.
• Never start or run the supplementary heat-ing system In unventllated or closed rooms.
• Never program the supplementary heating system so that Is switched on and run In un-ventilated or enclosed areas.
A WARNING
Parts of the exhaust system of the supple-mentary heating system become very hot. This can cause fires.
• Park the vehicle so that no part of the ex-haust system can come Into contact with any Inflammable material underneath the vehicle, e.g. dry grass.
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Do not place any food, medicine or any other temperature-sensitive items in front of the vents. Heat-sensitive food, medicine and other items could be either damaged or rendered useless.
m After starting the engine with a discharged W vehicle battery, or after the battery has been changed, system settings (time, date, personal convenience settings and programming) may have been changed or deleted. Check and correct the settings as necessary once the vehicle battery has been sufficiently charged.

Switching the supplementary heating system on and off
r-Y'n First read and observe the introductory L-J.:.I.I information and safety warnings & on page 332.
In vehicles with camping equipment (California), the supplementary heater is controlled via the cen-tral control panel =>page 192.
Switching on the supplementary heating sys-tem:
Manually with button [011/0IF) in the roof dis-ON/OFF play.
l/i Manually with the remote control key.
Automatically with a programmed and ac-tivated switch-on time.
Switching off the supplementary heating sys-tem:
ON/OFF Manually with the function button =>Fig. 264 CD in the roof display.
Off Manually with the remote control key.
Automatically after the set operating dura-tion has elapsed.
Only if the vehicle has an auxiliary coolant heater Automatically when the indicator lamp lights (fuel gauge) =>page 340.
Automatically if the charge level of the ad-ditional battery is too low =>page 362.
Setting the operating duration (when the ignition is switched off)
The default setting for the operating duration is 30 minutes. You can set the operating duration be-tween 10 and 120 minutes.
• Press any button on the roof display to activate the roof display.
• Only if the vehicle has an auxiliary coolant heater: Press the button to set the operating mode.
• Press the@ button.
• Press the button@) to set the operating dura-tion.
334 I While driv1ng
• Press the function button ....,. or T until the re-quired operating duration is displayed.
• Press button@) again to confirm the operating duration.
• Only for auxiliary air heater: press the func-tion button ....,. or ... as often as necessary until the desired heating level is displayed.
The supplementary heating system has been switched on. The operatin_lLduration is counted backwards. Press to switch off the sup-plementary heating system prematurely.
Continuous mode eo (only for auxiliary air heater, with the ignition switched off)
Press any button on the roof display to activate the roof display.
Press the@) button.
Press the @) button.
Press the function button ....,. or ... as often as nec-essary until Heating eo is displayed.
Press button @)to confirm the setting.
Press the function button ....,. or T as often as nec-essary until the required temperature level is dis-played.
Press button @)again to confirm the temperature.
Things to note
The supplementary heating system runs on for a short time after it is switched off in order to cool the heating unit (switch-off delay). The exhaust gases in the system can also be emitted.
Switch-off delay for the auxiliary heater
If the ignition is switched off while the auxiliary wa-ter heater is on, the selected function continues being performed for a maximum of 10 minutes. The set switch-off delay is shown on the display.
Each time button is pressed, the switch-off delay is reduced by one minute.

Action Indicator lamp Fig. 267
Attempt to switch on: lights up orange for approximately Attempt to switch on or off using button @ or@ when the battery in the remote con-trol is low. The auxiliary coolant heater is blocked bl.
2 seconds, then flashes green in very short intervals for an-other 2 seconds. The switch-on signal is not processed. Attempt to switch off: lights up orange for approximately 2 seconds, then turns red for another 2 seconds. The switch-off signal is not processed.
Attempt to switch on or off using button @ or@ when the battery in the remote con-trol is empty.
Flashes orange in very short intervals for approximately 5 seconds. The switch-on or switch-off signal is not pro-cessed.
•> If you are at the edge of the receiving range, the remote control may not be able to receive the confirmation signal from the sen-sor in the vehicle. If this is the case, the remote control will show a fault even though the supplementary heating system has ac-tually been switched on or off. Move closer to the vehicle and try pressing the corresponding button on the remote control again.
b) If the automatic switch-off for electrical consumers page 365 is activated or if the reserve level in lhe fuel tank page 340 has been reached, the auxiliary coolant heater may be blocked automatically.
Settings for remote control
The supplementary heating system is activated or deactivated by means of the remote control. The Start Time menu can be used to program the oper-ating duration and the heating level (auxiliary air heater) or the operating mode (auxiliary coolant heater).
• Press any button on the roof display to activate the roof display.
• Press and hold down the (ill) button for several seconds.
• Press the function button ...... or ,... as often as necessary until "REMOTE CONT." is displayed.
• Press the (ill) button to confirm.
• Press the function button ...... or ,... until the re-quired temperature or mode is displayed.
• Press the (ill) button to confirm the selected heating level or operating mode. The operating du-ration menu is displayed.
• Press the function button ...... or ,... until the re-quired operating duration is displayed.
• Press button @)to confirm the operating dura-tion. A summary of the settings is displayed.
Replacing the battery for the remote control
Auxiliary air heater: the battery is located on the back of the remote control underneath a cover 266 [ID. Pull off the cover® towards the rear.
Auxiliary coolant heater: the battery is located on the back of the remote control underneath a cover 267 [ID. Use a flat object, e.g. a coin, to turn the slot anti-clockwise in order to open the cover
®-
When changing the batteries, ensure you insert them the right way (poles) and that they are the same type
Range
The receiver is located in the vehicle interior. The remote control key has a range of several hundred metres when the battery is fully charged. The range of the remote control key can be considera-bly reduced by obstacles between the remote con-trol key and the vehicle, bad weather conditions, and a flat battery.
To achieve optimal range, hold the remote control vertically with the aerial 266 or 267 at the top. Do not hold the aer-ial with your fingers or the palm of your hand.
The distance between the remote control and the vehicle must be at least 2 metres.
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• The remote control contains electronic com-ponents. Protect the remote control from mois-ture, excessive vibration and direct sunlight.
• Unsuitable batteries can damage the remote control. Only replace discharged batteries with a new battery of the same voltage rating, size and specification.
Discharged batteries must be disposed of in W accordance with regulations governing the protection of the environment.
The battery in the remote control may contain W perchlorate. Please comply with legislation regarding disposal.
m Protect the remote control against inadver-L!.J tent operation in order to prevent the supple-mentary heater from being switched on uninten-
Air conditioning system I 337

At the filling station
Filling the tank
o:n Introduction
This chapter contains information on the following subjects:
Indicator lamps and fuel gauge . . . . . . . . . . . . 341
Filling the tank with petrol or diesel . . . . . . . . . 342
Capacities . . . . . . . . . . . 343
Checks when filling the tank . . . . . . . . . . . . . . . 343
The fuel cap is located at the left-hand side of the vehicle.
Additional information and warnings:
• Exterior views 5
• Fuel 343
• Preparation for working in the engine ccmpart-ment page 350
A WARNING
Filling the tank incorrectly and incorrect han-dling of fuel can cause explosions, fire, seri-ous burns and other injuries.
• Always ensure that the tank cap is proper-ly closed, to prevent the evaporation and spillage of fuel.
• Fuel is highly explosive and inflammable and can cause serious burns and other inju-ries.
• Fuel can spill out if the engine is not switched off or the filler nozzle is not fully in-serted into the fuel filler neck when filling the tank. This could cause fire, explosions, seri-ous burns and other Injuries.
• When refilling with fuel, the engine , sup-plementary heating system(=> page 332) and the ignition must be switched off for security reasons.
• When filling the tank, always switch off your mobile telephone and two-way radio or any other radio equipment. Electromagnetic radiation can generate sparks which can in turn start a fire.
• Never get back into the vehicle while fill-ing the tank. If in exceptional cases you have to enter the vehicle, close the door and touch a metal object before touching the filler noz-zle again. This will remove any electrostatic
340 I While driving
A WARNING (Continued)
charge from you. Failure to do so could gen-erate a spark. Sparks can cause a fire when filling the tank.
• Never refuel or fill a spare canister near open flames, sparks or smouldering Items, e.g. cigarettes.
• Electrostatic discharge and electromag-netic radiation must be avoided when filling the tank.
• Follow all applicable safety information provided by the filling station when filling the tank.
• Never spill fuel in the vehicle or In the lug-gage compartment
A WARNING
For safety reasons, Volkswagen Commercial Vehicles does not recommend carrying a spare fuel canister In the vehicle. Fuel can spill out of the full or empty canister and catch fire, especially In the event of an acci-dent. This could cause explosions, fire and injuries.
• If, In exceptional circumstances, you have to transport a spare fuel canister, please note the following:
-When refilling never place the canister In or on top of the vehicle, for example In the luggage compartment or on the tall-gate. There may be an electrostatic charge during refilling causing the fuel fumes to Ignite.
-Always place the spare fuel canister on the ground.
-When filling a spare fuel canister, place the filler nozzle as far as possible Into the filler opening.
-If the spare fuel canister Is made of met-al, the filler nozzle must have constant contact with the canister In order to avoid static charging.
-Please follow all legislation concerning the use, stowage and transport of a spare fuel canister.

A WARNING (Continued)
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-Please ensure that the spare fuel can is· ter corresponds with the Industry stand· ard, for example AN SI or ASTM F852-86.
• Remove split fuel from all vehicle compo· nents as quickly as possible In order to avoid damage to the wheel housing, tyres and vehicle paint.
• • Filling up with petrol in a vehicle fitted with a diesel engine or refilling with diesel in vehicle equipped with a petrol engine can cause seri· ous ands expensive engine damage and dam· age to the fuel system that is not covered by
Indicator lamps and fuel gauge
Fig. 269 In the instrument cluster: fuel gauge for petrol and diesel.
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any Volkswagen Commercial Vehicles guaran· tee. Do not start the engine under any circum-stances if you have refilled using the Incorrect fuel. Seek expert assistance. The substances In these fuels can cause serious damage to the fuel system and to the engine itself if it Is switched on.
• Vehicles with a diesel engine should under no circumstances be filled and driven with pet· rol, kerosene, heating oil or any other fuels that have not been expressly approved for diesel engines. Other fuels could cause extensive and expensive engine damage and damage to the fuel system which will not be covered by any Volkswagen Commercial Vehicles guarantee.
r.:Gh Fuels can pollute the environment. Any spilt W service fluids must be cleaned up and dis· posed of properly. il'"'n First read and observe the introductory information and safety warnings & on page 340.
Lit up Needle position Possible cause & Solution 269
b Red marking (arrow) Fuel tank almost empty. Fill the tank as soon as possible Reserve is used up 343.
Several warning and indicator lamps will light up briefly as a functional check when the ignition is switched on. They will go out after a few seconds.
When the Indicator lamp Blllghts up, the supple-mentary heating system and fuel-powered supple-mentary heater switch off automatically.
A WARNING
Driving the vehicle when the fuel level is too low could lead to your vehicle breaking down In traffic, accidents and serious injuries.
• When the fuel level is too low, the fuel supply to the engine could be Irregular, espe-cially when driving up or down hills and in-clines. .,..
At the filling station 341

A WARNING_tContlnued)
• The power steering, all driver assist sys-tems and brake assist systems will not func-tion if the engine "sputters" or stops com-pletely due to a lack of fuel or Irregular fuel supply.
• Always fill the tank when it is stlll1/4 full. This reduces the risk of running out of fuel and breaking down.
Filling the tank with petrol or diesel
Fig. 270 Opened front door and open tank flap with tank cap attached to the holder
r--f"'n First read and observe the introductory L-.1=.1.1 information and safety warnings & on page 340.
Switch off the engine, ignilion. mobile lelephone and supplementary heating system before refuel-ling and leave them switched off during refilling.
Opening the tank cap
• Open left-hand front door.
• Open the lank flap.
• Turn the tank cap anticlockwise to remove it and place it in the provided retainer 270.
Filling the tank
The correct fuel grade for your vehicle is shown on a sticker on the inside of the tank flap 343.
While driv111g
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• To avoid damage to your vehicle, always ob-serve the indicator lamps and associated warn-ing texts.
• Do not run the tank empty. Irregular filling periods can cause backfiring and allow unburnt fuel to enter the exhaust system. The catalytic converter or diesel partlculate filter could be damaged as a result!
m The small arrow next to the petrol pump sym-L!J bol 269 shows you which side of the vehicle the tank flap is located on. • The fuel tank is full when the (properly operat-ed) automatic filler nozzle clicks off for the first time
• Do not continue filling the tank after it switches off. The expansion space in the fuel tank will other-wise fill up and the fuel could spill out. This could also happen when the fuel warms up and expands.
Closing the tank cap
• Turn the tank cap clockwise into the fuel filler neck until it perceptibly engages.
• Close the tank flap so that it engages audibly. The tank flap must be flush with the vehicle body-work.
• Close left-hand front door.
A WARNING
Do not continue filling the tank once the filler nozzle stops automatically. The fuel tank could be overfilled. This can cause fuel to splash out and overflow. This can cause fires, explosions and serious Injuries.
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Remove spilt fuel from the vehicle paint as quickly as possible in order to avoid damage to the wheel housing, tyres and vehicle paint.
Spilt fuel can pollute lhe environment.