ALWAYS follow all Webasto installation and repair instructions and observe all warnings.

Water Heater Feel the drive Thermo Top E Parking Heater Thermo Top C Parking Heater Thermo Top P Parking Heater e 00 000 e 00 000 e 00 00 Installation documentation Citroen C Picasso Gasoline and Diesel from Model Year 006 Left-hand drive vehicle WARNING! Hazard warning: Incorrect installation or repair of Webasto heating systems may cause a fire or result in the emission of carbon monoxide, which can be fatal. Serious or fatal injuries can be caused as a result. Specialist company training, technical documentation, specialised tools and equipment are required to install and repair Webasto heating and cooling systems. Only original Webasto parts must be used. For this, also see the catalog of air and water heater accessories from Webasto. NEVER attempt to install or repair Webasto heating or cooling systems if you have not successfully completed the company training and thereby acquired the required technical skills, or if you do not have access to the required technical documentation, tools and equipment needed to carry out correct installation and repairs. ALWAYS follow all Webasto installation and repair instructions and observe all warnings. Webasto does not accept any liability for defects and damage that are attributable to installation by untrained staff. Ident. No.: 8E_EN Fee Euro 0.00 Webasto AG

Table of Contents Validity Heater/Installation Kit Foreword General Instructions Special Tools Explanatory Notes on Document Preliminary Work 5 Heater installation location 5 Preparing electrical system 6 Electrical system 7 Fan controller for manual air conditioning 8 Automatic air-conditioning fan controller Digital timer, summer/winter switch option 5 Remote option (Telestart) 5 Preparing heater 6 Preparing installation location 7 heater 9 Coolant circuit Fuel 8 Combustion air Exhaust gas Final Work Template for Gasoline Fuel Standpipe 5 Operating Instructions for End Customer 6 Validity Manufacturer Model Type EG-BE No./ABE Citroen C Picasso U e * 00 / 6 * 05 *... Engine type Engine model Output in kw Displacement in cm³ 5FW Gasoline 88 598 6FY Gasoline 9 79 9 Hz Diesel 80 560 RHJ Diesel 00 997 Vehicle and engine types, equipment variants and national specifications not listed in this installation documentation have not been tested. However, installation according to this installation documentation may be possible. The installation location of a digital timer and summer/winter switch should be confirmed with the end customer before installation. 8E_EN

Heater/Installation Kit Quantity Description Order No.: Retail accessories Thermo Top E / C / P See price list Heater control See price list Installation kit for Citroen C Picasso Gasoline 89E or Installation kit for Citroen C Picasso Diesel 86C Heater recommended for the respective vehicle class: Vehicle Compact car Mid-size car, station wagon Full-size car, van, offroader Heater Thermo Top E Thermo Top C Thermo Top P The selection of the heater is based on the passenger compartment size of the vehicle and the level of comfort required by the customer! Foreword This installation documentation applies to the vehicles Citroen C Picasso Gasoline and Diesel - for validity, see page - from model year 006 and later, assuming technical modifications to the vehicle do not affect installation, any liability claims excluded. Depending on the vehicle version and equipment, modifications may be necessary during installation with respect to this installation documentation. However, the stipulations in this "installation documentation" and "operating and maintenance instructions" for the Thermo Top C/P/E must always be observed. The corresponding rules of technology and any information from the vehicle manufacturer should be observed during the installation work. General Instructions Installation should be carried out according to the general, standard rules of technology. Unless specified otherwise, fasten hoses, lines and wiring harnesses to original vehicle lines and wiring harnesses using cable ties. Sharp edges must be provided with rub protection (cut-open fuel hose)! Spray unfinished body areas, e.g. drilled holes, with anti-corrosion wax (Tectyl 00K, Order No. 9). When using an IPCU, the settings specified in this document must be checked on the vehicle and adjusted if necessary, before installation. Special Tools - Torque wrench for.0-0 Nm - Hose clamping pliers - Metric thread-setter kit 8E_EN

Explanatory Notes on Document To provide you with a quick overview of the individual working steps, you will find an identification mark on the outside top right corner of the page in question. Mechanical system Electrical system Coolant circuit Fuel Exhaust gas Combustion air Special features are highlighted using the following symbols: Specific risk of injury or fatal accidents. Specific risk of damage to components. Specific risk of fire or explosion. Reference to general installation instructions of Webasto components or to the manufacturer's vehicle-specific documents. Reference to a special technical feature. The arrow in the vehicle icon indicates the position on the vehicle and the viewing angle. All dimensions are in mm! Tightening torque of hose clamps =.0 + 0.5 Nm! Tightening torque of Ejot screws, Ejot studs = 0 Nm! 8E_EN

Preliminary Work WARNING! - Disconnect the battery "earth" or "ground" connection. - Depressurize the cooling system. - Copy the factory number from the original type label to the duplicate type label. - Remove years that do not apply from the duplicate label. - Attach the duplicate label (type label) in the appropriate place. - Open the fuel tank cap and vent the fuel tank. - Close the tank cap again. - Remove the engine cover (depending on the vehicle equipment, if installed) - Remove the air cleaner box with the intake hose and resonator (depending on the vehicle equipment, if installed) - Completely remove the battery and the battery carrier. - Remove the exhaust system (only on gasoline vehicles). - Remove the tank according to the manufacturer's specifications (only on gasoline vehicles) - Detach the wheel well trim on the right and left. - Remove the bumper. - Remove the underride protection - Remove the lower instrument panel trim on the driver's and front passenger side - Remove the glove compartment. Heater installation location Heater Remove page 6 "Operating Instructions for End Customer" and add to the vehicle operating instructions. Installation location 8E_EN 5

5 br 500 0,75² 9 br 500 0,75² rt 000 0,75² gn/ws 000 0,5² Preparing electrical system Wires 6 to 9 only with automatic air-conditioning Cutting wires to length rt 500 0,75² 7 rt 500 0,75² 8 rt 500 0,75² sw 500 0,75² 6 sw 500 0,75² 86 87 87a Produce connections as shown in wiring diagram. Pull wire section into protective sleeving provided and route together with wiring harness of digital timer and fan controller into passenger compartment. Preparing K relay 85 0 K A 5 86 85 E 5 8 5 IPCU 86 85 A E Connect wires to IPCU (IPCU view on contact side). Pull wire 5 into the protective sleeving provided and route to OBD socket outlet. Wire 8 only with automatic air-conditioning The IPCU is pre-programmed with the following settings: Duty cycle: 6% Frequency: 00 Hz Voltage: 0 V Function: Low-side The fan level corresponding to - on the vehicle and the current intake of the fan motor is to be checked in the function control; correct the settings if necessary Preassembling IPCU Automatic air-conditioning 7 Produce connections as shown in wiring diagram. 86 87 87a 85 0 K. Preparing additional relay K. 9 6 8E_EN 6

Electrical system Connecting positive wire Before installing, crimp 8 mm dia. cable lug onto positive wire. Red (rt) wire Original vehicle positive support point Wiring harness pass through Route wiring harnesses (digital timer, fan controller and green/white (gn/ws wire in protective sleeving) on original vehicle wiring harness to protective rubber plug and route into passenger compartment. Do not install the metering pump cable harness until later together with fuel pipe along the original vehicle fuel lines on the underbody Wiring harness installation diagram Fuse holder, K relay Retaining plate for fuse holder mm dia. hole, 5.5x self-tapping screw; plastic nut [x each] K relay Fuse holder Connecting ground wire Brown (br) wire Original vehicle ground support point 5 8E_EN 7

Fan controller for manual air conditioning rt 0,75² gn/ws 0,5² Webasto 5 gn/ ws 86 HG X 87 85 0 F rt/ws rt 87a K sw ² rt ²! Y rt 6² rt 6² or ² 808 or ² Citroen MF6 sw/ws 0 5 Wiring diagram for manual air conditioning 805 M 5 IPCU 86 85 A E sw 0,75² rt 0,75² gr/br (ws/rt) 0,5² gr/br (ws/rt) 0,5² * * ws/rt (gr/br) * 80 br br Webasto components Vehicle components Colours and symbols HG TT-C/E/P heater 80 Air-conditioning control rt red unit X 6-pin heater connector 805 Fan module ws white F 5 A fuse 808 Fan relay sw black K Fan relay MF6 Fuse br brown IPCU Pulse width modulator gn green Y Wiring adapter bl blue or orange gr gray Press out wire end, insulate and tie back * The values specified in brackets are valid from Model Year 00! X Cutting point Wiring colours may vary. Legends 8E_EN 8

5 wire or connector of fan controller Wire or fan relay Y-adapter 5 Black (sw) wire from K/0 Produce connections as shown in wiring diagram. The control takes place on connector from fan module - connector, depending on the vehicle Connection to fan module 6 Before installing, connect green/white (gn/ws) wire from K/86 to base of IPCU terminal 86. IPCU Double-sided adhesive tape base from IPCU 7 Control changeover of IPCU is carried out on 6-pin OBD socket outlet. Produce connections as shown in wiring diagram. Red (rt) wire IPCU/5 Socket of OBD socket outlet Pink (pk) wire (terminal 5) 5 Pink (pk) wire of OBD socket outlet, Pin Power supply of IPCU 5 8 Model year up to 009 Produce connections as shown in wiring diagram. The control takes place before the fan controller connector. Black (sw) wire of IPCU/A Green/brown (gr/br)wire or connector of fan controller Red (rt) wire of IPCU/E Green/brown (gr/br)wire of connector of A/C control panel Connecting fan controller 9 8E_EN 9

Model year from 00 5 Produce connections as shown in wiring diagram. The control takes place at connector from fan controller. White-red (ws/rt) wire of fan motor connector Black (sw) wire of IPCU/A Red (rt) wire of IPCU/E 5 White-red (ws/rt) wire of A/C control panel Connecting fan controller 0 8E_EN 0

Automatic air-conditioning fan controller Webasto Citroen 0 5 rt 0,75² gn/ws 0,5² gn/ ws 86 HG X 85 0 5 87 rt/ws rt F 87a K sw ²! Y rt ² rt 6² rt 6² or ² 808 or ² MF6 805 M sw/ws Air-conditioning circuit diagram 5 IPCU 86 85 A E sw 0,75² rt 0,75² ge/gr (ws/rt)* 0,5² ws/rt (ge/gr) 0,5² * rt 0,75² 8 7 86 87 87a rt 0,75² ws/rt (br/sw) 0,5² * ge/gr (ws/rt)* 0,5² K. 85 0 sw 6 9 0,75² ws/rt (br/sw)* 0,5² M 8080 br br br 807 Webasto components Vehicle components Colours and symbols HG TT-C/E/P heater 8080 Air-conditioning control unit rt red X 6-pin heater connector 807 Air distribution ws white F 5 A fuse 808 Fan relay sw black K Fan relay 805 Fan module br brown IPCU Pulse width modulator MF6 Fuse gn green Y Wiring adapter bl blue K. Additional relay ge yellow gr gray or orange Press out wire end, insulate and tie back * The values specified in brackets are valid from Model Year 00! X Cutting point Wiring colours may vary. Legends 8E_EN

Model year up to 009 5 Produce connections as shown in wiring diagram. The control takes place at connector from fan controller. wire or connector of fan controller Wire or fan relay Y-adapter 5 Black (sw) wire from K/0 Connection to fan module Model year from 00 5 Black (sw) wire from K/0 Y-adapter Wire or fan relay 5 wire or connector of fan controller The fan motor is controlled on connector from fan controller. Produce connections as shown in wiring diagram. Connection to fan controller All vehicles Before installing, connect green/white (gn/ws) wire from K/86 to base of IPCU terminal 86. IPCU Double-sided adhesive tape base from IPCU Control changeover of IPCU is carried out on 6-pin OBD socket outlet. Produce connections as shown in wiring diagram. Red (rt) wire IPCU/5 Socket of OBD socket outlet Pink (pk) wire (terminal 5) 5 Pink (pk) wire of OBD socket outlet, Pin Power supply of IPCU 5 8E_EN

Model year up to 009 Produce connections as shown in wiring diagram. The control takes place before the fan controller connector. Black (sw) wire of IPCU/A Yellow/gray (ge/gr) wire on connector of fan controller Red (rt) wire of IPCU/E Yellow/gray (ge/gr) wire on connector of A/C control panel Connecting fan controller 5 Model year from 00 5 The control takes place at connector from fan controller. Produce connections as shown in wiring diagram. White-red (ws/rt) wire of fan motor connector Black (sw) wire of IPCU/A Red (rt) wire of IPCU/E 5 White-red (ws/rt) wire of A/C control panel Connecting fan controller 6 Model year up to 009 8 7 6 7 5 Connect red (rt) wire 5 of IPCU/5 to K./86 according to wiring diagram. Control changeover of air distribution is carried out at connector 6 from flap motor. Produce connections as shown in wiring diagram. Black (sw) wire K./0 Red (rt) wire to K./87 Self-tapping screw on existing hole K. relay 7 White-red (ws/rt) wire of flap motor connector 8 White-red (ws/rt) wire of A/C control panel K. relay, connecting air distribution 8E_EN

Model year from 00 8 7 6 5 8 Connect red (rt) wire 5 of IPCU/5 to K./86 according to wiring diagram. Control changeover of air distribution is carried out at connector 8 from flap motor. Produce connections as shown in wiring diagram. Brown/black (br/sw) wire of A/C control panel connector Red (rt) wire to K./87 Self-tapping screw on existing hole K. relay 6 Black (sw) wire K./0 7 Brown/black (br/sw) wire of A/C flap motor connector K. relay, connecting air distribution All vehicles Original vehicle bolt Brown (br) wire of IPCU/85, 6 mm dia cable lug Brown (br) wire of K./85, 6 mm dia cable lug Ground connection K. and IPCU 9 8E_EN

Digital timer, summer/winter switch option Installation location shown is a recommendation. Agree upon with final customer before installing. Digital timer mm dia. hole, summer/winter switch digital timer 0 Remote option (Telestart) Double-sided adhesive tape Receiver receiver Antenna antenna Temperature sensor only for T00 HTM Fasten temperature sensor with adhesive tape temperature sensor 8E_EN 5

Preparing heater A X Gasoline a =,0 mm.6l diesel a =,00 mm.0l diesel a =,00 mm Cutting hoses to length B Discard section X Gasoline d =,0 mm D X.6l diesel d =,80 mm.0l diesel d = 00 mm Cutting hoses to length Discard section X C A Push braided protection hoses onto hose A and D and cut to length. Cut heat shrink plastic tubing to length and shrink to size. 5 mm long heat shrink plastic tubing [x] Preparing hoses D Exhaust pipe a = 0 Exhaust end section b = 0 Discard section X Preparing exhaust pipe a b X 8E_EN 6

Insert two washers at position between bracket and heater. Ejot screw [x] Ejot screw, washer [x] Preassembling bracket C Hose clamp [x] 0x0 connecting pipe [x] Premounting coolant hoses b 5 Exhaust pipe Hose clamp [x] Exhaust manifold Premounting exhaust system 6 Preparing installation location Hole at the centre of the bumper. Drill 9. mm dia. hole; rivet nut Mounting rivet nut 7 8E_EN 7

Hole at the centre of the bumper. Drill 9. mm dia. hole; rivet nut Mounting rivet nut 8 Rectangular recess at Position, recess for oblong hole at Position! 0 0 65 7 mm dia. hole [x] (centered from bar) 7 mm dia. hole Holes in the radiator cross member 9 Cut away left partition wall at markings. Discard section Cutting out partition wall 0.0l gasoline Cut away edge at marking and discard. Cutting away edge on radiator cross member 8E_EN 8

Cut 5 consecutive 500 mm ends from edge protection provided and install. 5 50 mm edge protection 70 mm edge protection 0 mm edge protection 60 mm edge protection 5 60 mm edge protection edge protection All vehicles except.0l Gasoline Cut consecutive 500 mm ends from edge protection provided and install. 60 mm edge protection 0 mm edge protection 0 mm edge protection 0 mm edge protection edge protection heater Install one shim 0 each at position between bracket and radiator cross member. Preassembled heater M6x5 bolt, flanged nut [x each] heater Before installing wind deflector plate, mount wiring harness of heater. Loosely mount M6x0 bolt, spring lockwasher and large diameter washer Strut 5 Loosely mount Ejot screw [x] strut 5 5 5 8E_EN 9

Tighten all connections following installation. M6x0 bolt, spring lockwasher, large diameter washer strut 6 8E_EN 0

Coolant circuit CAUTION! Any coolant running off should be collected using an appropriate container! Route coolant hoses kinkfree! Unless specified otherwise, always fasten using cable ties. Position clamps so that no other hose can be damaged! When installing the hoses, the heater must be filled with coolant. The connection should be "inline" based on the following diagram: Hose routing diagram C Ø 0x0 Ø 0x0 D B A All hose clamps = 0-7 mm dia.! All not designated connecting pipes as follows:.6l gasoline = dia. 8x0!.8l gasoline = dia. 8x0!.6l diesel = dia. 8x0!.0l diesel = dia. 0x0 = Black (sw) rubber isolator (Gasoline). = Black (sw) rubber isolator (Diesel). = Black (sw) rubber isolator (.0l diesel). 8E_EN

Turn perforated bracket by approx. 75 on longitudinal axis. M6x0 bolt, flanged nut Perforated bracket Rubber-coated pipe clamp Preparing perforated bracket 7 D Sliding on heat protection hoses. Route hoses A and D through pass-through in the cooler at the left of the heater. When doing so, guide hose A through rubber-coated p-clamp. C Prepared perforated bracket Original vehicle bolt coolant hoses a 8 D C Connection to heater b a 9 Cut perforated bracket to approx. 58 mm. Perforated bracket M6x0 bolt, flanged nut Rubber-coated p-clamp [x] Preparing perforated bracket 0 8E_EN

Fasten perforated bracket on transmission block. Prepared perforated bracket Original vehicle bolt perforated bracket a Gasoline Route hose A and D through rubber-coated p-clamps. Rubber-coated p-clamp [x] Routing to cutting point D.6l gasoline Remove braided protection hose in area of cutting point. Disconnect hose from engine outlet to heat exchanger inlet with hose clamping pliers. Engine-outlet hose section Hose section of heat exchanger inlet Cutting point Before installation, push black (sw) rubber isolator onto hose D. a Engine-outlet hose section Hose section of heat exchanger inlet Connecting heat exchanger inlet and engine outlet D 8E_EN

.8l gasoline Disconnect hose from engine outlet to heat exchanger inlet with hose clamping pliers. Engine-outlet hose section Hose section of heat exchanger inlet Cutting point 5 a Before installation, push black (sw) rubber isolator onto hose D. Engine-outlet hose section Hose section of heat exchanger inlet Connecting heat exchanger inlet and engine outlet D 6 a Gasoline Fasten rubber isolator on hose A with cable tie. Black (sw) rubber isolator Routing in engine compartment D 7 a Check the position of the components; adjust if necessary. Check that they have free clearance. D Positioning hose A and D 8 8E_EN

D.6l diesel Route hose A and D through rubber-coated p-clamps. Rubber-coated p-clamp [x] 00 mm edge protection Routing to cutting point a 9 Disconnect hose from engine outlet to heat exchanger inlet with hose clamping pliers. Engine-outlet hose section Hose section of heat exchanger inlet Cutting point 50 D Before installation, push black (sw) rubber isolator onto hose A. a Engine-outlet hose section Hose section of heat exchanger inlet Connecting heat exchanger inlet and engine outlet 5 D Fasten black (sw) rubber isolator on hole of transmission block with cable tie. Routing in engine compartment a 5 8E_EN 5

a D 50 mm edge protection Check the position of the components; adjust if necessary. Check that they have free clearance. Positioning hose A and D 5.0l diesel Remove braided protection hose in area of cutting point. Engine-outlet hose section Hose section of heat exchanger inlet 50 mm edge protection Cutting point 5 D Before installing, push black (sw) rubber isolator onto hose A and onto hose section of heat exchanger inlet. Engine-outlet hose section a 55 D Fasten black (sw) rubber isolator on original vehicle wiring harness bracket with cable tie. Connecting heat exchanger inlet and engine outlet Positioning hose A and D a 56 8E_EN 6

D a 50 mm edge protection Check the position of the components; adjust if necessary. Check that they have free clearance. Positioning hose A and D 57 8E_EN 7

Fuel CAUTION! Open the vehicle's fuel tank cap, ventilate the tank and then re-close the tank lock. Catch any fuel running off with an appropriate container. Install fuel line and metering-pump wiring harness so that they are protected against stone impact. Unless specified otherwise, always fasten using cable ties. Mount the fuel line and wiring harness with rub protection on sharp edges. WARNING! The fuel line and wiring harness are routed to the metering pump in as shown in the wiring harness routing diagram. Gasoline Fuel line Hose section, 0 mm dia. clamp [x] Connecting heater 58 Route wiring harness of metering pump and fuel line on the side member to the firewall and further to the underbody. 70 mm edge protection lines 59 Metering pump wiring harness Fuel line from heater lines 60 8E_EN 8

Remove fuel tank and fuel-tank sending unit according to manufacturer's information. Large diameter washer Copy hole pattern, 6 mm dia. hole Removing fuel 6 Shape fuel standpipe according to template, cut to length and install. fuel standpipe 6 Install fuel-tank sending unit according to manufacturer's specifications. Install fuel tank in accordance with manufacturer's specifications. Hose section, 0 mm dia. Caillau clamp [x] Fuel line Connecting fuel line 6 Rubber-coated pipe clamp Silent block, flanged nut [x] Angle bracket Original vehicle nut, washer metering pump 6 8E_EN 9

Fuel line from heater Wiring harness of metering pump, connector mounted Fuel line from fuel standpipe Hose section, 0 mm dia. clamps [x] 5 Hose section, 0 mm dia. clamps [x] Connecting metering pump 5 65 Diesel Fuel line Hose section, 0 mm dia. clamp [x] Connecting heater 66 Route wiring harness of metering pump together with fuel line along original vehicle fuel lines to installation location of metering pump. lines 67 Original vehicle stud bolt; M8 flanged nut Angle bracket Rubber-coated p-clamp, silent block, flanged nut [x] metering pump 68 8E_EN 0

Fuel line from heater Wiring harness of metering pump, connector mounted Fuel line from fuel standpipe Hose section, 0 mm dia. clamps [x] 5 Hose section, 0 mm dia. clamps [x] Connecting metering pump 5 69 Fuel is removed from original vehicle fuel supply line. Fuel line from metering pump Hose section, 0 mm dia. clamps [x] 8x5x8 fuel standpipe, clamps 0 mm dia [x] Removing fuel 70 8E_EN

Combustion air a Combustion air pipe a = 50 Discard section X Cutting combustion air pipe to length X Drill 6. mm dia. hole in centre of grid as shown in figure. 00 Hole for muffler 7 Ensure proper installation position of air intake muffler, see "Installation Instructions. Check the position of the components; adjust if necessary. Check that they have free clearance. 7 mm dia. hose clamp Retaining clip in hole Combustion-air intake muffler Combustion-air intake pipe combustion air pipe 7 8E_EN

Exhaust gas Following installation, bend muffler upward approx. 0. Muffler Hose clamp Exhaust pipe M6x0 bolt, flanged nut 5 Perforated bracket exhaust system 5 7 Lay on red (rt) rubber isolator at position, copy hole pattern and drill 06.68 cm dia. hole in underride protection. Cutting out underride protection 7 Insert rubber isolator in mm dia. hole. Check the position of the components; adjust if necessary. Check that they have free clearance. Exhaust end section Hose clamp Mounting underride protection 75 8E_EN

Final Work WARNING! Mount removed parts in reverse order. Check all hoses, clamps and all electrical connections for firm seating. Secure all loose cables using cable ties. Only use manufacturer-approved coolant. Spray heater components with anti-corrosion wax (Tectyl 00K, Order No. 9). - Connect the battery. - Fill and bleed the coolant circuit according to the vehicle manufacturer s specifications. - Set the digital timer. - Make settings on A/C control panel according to the "Operating Instructions for End Customer". - Check the proper operation of the parking heater, see the operating instructions/installation instructions. - Attach instruction label "Switch off parking heater before refueling" in the area of the filling neck Note: Check current intake of fan motor during first startup and adjust to approx..5 A; correct if necessary (Change duty cycle)! Feel the drive Webasto AG Postfach 80 D-8 Stockdorf / Germany National Hotline: 0805 9 78 ( Cent aus dem deutschen Festnetz) Hotfax: 095 559 5 Hotmail: technikcenter@webasto.com http://www.webasto.de 8E_EN Printed in Germany 08/00 Printing: Steffen

Template for Gasoline Fuel Standpipe 00 mm 0 Scale : Compare the size of the printed version with dimension lines. Permitted tolerance a maximum of %. Set the printer settings to no margin or minimise margins and 00% of the normal size. 00 mm 8E_EN 5

Operating Instructions for End Customer Please remove page and add to the vehicle operating instructions. Note: We recommend matching the heating time to the driving time. Heating time = driving time Example: For a driving time of approx. 0 min. (in one direction), we recommend not exceeding a switch-on time of 0 min. If the summer/winter switch option has been installed, this must be switched in accordance with the time of year. The heater will then only switch on the vehicle fan to ventilate the vehicle interior in the position Winter heat and in the position Summer. Before shutting off the engine, make the following settings: Air outlet to windshield Manual air conditioning 76 Air outlet to windshield Automatic air-conditioning 77 8E_EN 6