Webasto Thermo Top E Manuale utente

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, specialized tools and equipment are

required to install and repair Webasto heating and cooling systems.

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.

Water Heater Unit

Installation Instructions

Ident. No.:1311842C_EN Fee Euro 10.00 © Webasto AG

Citroen C4 Picasso

Gasoline and Diesel

from Model Year 2006

Left-hand drive vehicle

Feel the drive

Thermo Top E Additional Heater e1

00 0003

Thermo Top C

Additional Heater

00 0002

Thermo Top P Additional Heater e1

00 0104

Citroen C4 Picasso

1311842C_EN 2

Table of Contents

Validity

Vehicle and engine types, equipment variants and national specifications not listed in these installation

instructionshavenotbeentested.However,installation according to these installationinstructions may

be possible.

The installation location of a digital timer and summer/winter switch should be confirmed with the end

customer before installation.

Manufacturer Model Type EG-BE No./ABE

Citroen C4 Picasso U e2 * 2001 / 116 * 0345

Engine type Engine model Output in kW Displacement in cm³

6FY Gasoline 92 1749

9 Hz Diesel 80 1560

RHJ Diesel 100 1997

Validity 2

Heater Unit/Installation Kit 3

Foreword 3

General Instructions 3

Special Tools 3

Explanatory Notes on Document 4

Preliminary Work 5

Heater unit installation location 5

Preparing electrical system 6

Electrical system 7

Fan controller for manual air conditioning 8

utomatic air-conditioning fan controller 9

Digital timer, summer/winter switch option 12

Remote option (Telestart) 12

Preparing heater unit 13

Preparing installation location 14

Installing heater unit 16

Water 18

Fuel 24

Gasoline 24

Diesel 26

Combustion air 28

Exhaust gas 29

Final Work 30

Operating Instructions for End Customer 31

Template for Gasoline Fuel Standpipe 32

Citroen C4 Picasso

1311842C_EN 3

Heater Unit/Installation Kit

Heater unit recommended for the respective vehicle class:

The selection of the heater unit is based on the passenger compartment size of the vehicle and the

level of comfort required by the customer!

Foreword

These installation instructions apply to Citroen C4 Picasso Gasoline and Diesel vehicles - for validity,

see page 2 - from model year 2006 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 these installation instructions.

However,thestipulations in the "installationinstructions"and"operating and maintenanceinstructions"

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 should be fitted with edge protectors (split-open plastic hose).

Spray unfinished body areas, e.g. drilled holes, with anti-corrosion wax (Tectyl 100K, Order No.

111329).

Special Tools

- Torque wrench for 2.0 - 10 Nm

- Hose clamping pliers

Quantity Description Order No.:

1 Retail accessories with desired heater control See price list

1 Installation kit for Citroen C4 Picasso Gasoline 1311819B

1 Installation kit for Citroen C4 Picasso Diesel 1311846B

Vehicle Heater unit

Compact car Thermo Top E

Mid-size car, station wagon Thermo Top C

Full-size car, van, offroader Thermo Top P

Citroen C4 Picasso

1311842C_EN 4

Special features are highlighted using the following symbols:

The arrow in the vehicle icon indicates the position on

the vehicle and the viewing angle.

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.

All dimensions are in mm!

Tightening torque of hose clamps = 2.0 + 0.5 Nm!

Tightening torque of Ejot screws, Ejot studs = 10 Nm!

Mechanical system

Electrical system

Water

Fuel

Exhaust gas

Combustion air

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.

Citroen C4 Picasso

1311842C_EN 5

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, ventilate the 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

Remove page 31 "Operating Instructions for End Customer" and add to the vehicle operating

instructions.

Heater unit installation location

1Heater unit

Installation

location

Citroen C4 Picasso

1311842C_EN 6

Preparing electrical system

Wires 6to 9only with automatic air-

conditioning

Cutting

wires to

length

Produce connections as shown in wiring

diagram. Pull wire section 1 into protective

sleeving provided and route together with

wiring harness of digital timer and fan

controller into passenger compartment. Preparing

K3 relay

ConnectwirestoIPCU(IPCUviewoncontact

side).

Pull wire 5 into the protective sleeving

provided and route to OBD socket outlet.

Wire 8 only with automatic air-conditioning Preassem-

bling IPCU

Automatic air-conditioning

Produce connections as shown in wiring

diagram.

Preparing

additional

relay K3.1

1gn/ws 3000

0,5²

40,75²

rt 500

50,75²

rt 2000

30,75²

sw 500

20,75²

br 500

60,75²

sw 500

70,75²

rt 500 80,75²

rt 500

90,75²

br 500

85 30

87a87

86 85

E86 85

IPCU

85 30

87a87

K3.1

9 6

Citroen C4 Picasso

1311842C_EN 7

Electrical system

Connecting positive wire

Before installing, crimp 8 mm dia. cable lug onto

positive wire.

1Red (rt) wire

2Original 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 1 to protective rubber plug 2and route

into passenger compartment.

Wiring

harness

installation

diagram

Fuse holder, relay K3

1Retaining plate for fuse holder

24 mm dia. hole, 5.5x13 self-tapping screw;

plastic nut [2x each]

3K3 relay

4Fuse holder

Connecting ground wire

1Brown (br) wire

2Original vehicle ground support point

Donot installthe meteringpump

cableharnessuntillatertogether

with fuel pipe along the original

vehicle fuel lines on the

underbody

21 2

Citroen C4 Picasso

1311842C_EN 8

Fan controller for manual air conditioning

Wiring

diagram

Webasto components Vehicle components Colors and symbols

Legend

HG Heater unit TT-C/E 8021

Air-conditioning control unit

rt red

6-pin heater unit connector

8071 Air distribution ws white

F3 25 A fuse 8048 Fan relay sw black

K3 Fan relay 8045 Fan module br brown

IPCU Pulse width modulator 2V NR 2-pin connector gn green

Y Wiring adapter 4V NR 4-pin connector bl blue

26V JN 26-pin connector or orange

MF6 Fuse gr gray

IPCU adjustment values: Press out wire end,

insulate and tie back

Duty cycle: 42 %

Frequency: 1000 Hz

Voltage: 5 V XCutting point

Function: High-side Wiring colors may vary.

gn/

rt/ws

Webasto

Citroen

rt or

gn/ws

MF6

sw/ws

gr/br ws/

85 30

87a87

4²

rt 6²

4²

0,75²

0,5²

X1 4

2V NR 2 1

8045 M

2V NR

19 20

8021

26V JN

86 85

IPCU

8048

gr/br

0,75²

0,5²

Citroen C4 Picasso

1311842C_EN 9

Automatic air-conditioning fan controller

Wiring

diagram

Webasto components Vehicle components Colors and symbols

Legend

HG Heater unit TT-C/E 8080

Air-conditioning control unit

rt red

6-pin heater unit connector

8071 Air distribution ws white

F3 25 A fuse 8048 Fan relay sw black

K3 Fan relay 8045 Fan module br brown

IPCU Pulse width modulator 2V NR 2-pin connector gn green

Y Wiring adapter 4V NR 4-pin connector bl blue

K3.1 Additional relay 26V JN 26-pin connector ge yellow

MF6 Fuse gr gray

or orange

IPCU adjustment values: Press out wire end,

insulate and tie back

Duty cycle: 42 %

Frequency: 1000 Hz

Voltage: 5 V XCutting point

Function: High-side Wiring colors may vary.

gn/

rt/ws

Webasto

Citroen

rt or

gn/ws

MF6

85 30

87a87

K3.1

sw/ws

ge/gr

ws/

85 30

87a87

0,5²

4²

rt 6²

4²

0,75²

0,5²

X1 4

2V NR 2 1

8045 M

2V NR

rt/gr

0,5²

10 4

8080

26V JN

MMM

4V NR

86 85

IPCU

8048

br 8071

0,75²

0,5²

rt/gr

Citroen C4 Picasso

1311842C_EN 10

Fan controller on all vehicles

Fan motor is controlled on 2-pin connector 2

of fan module.

Produce connections as shown in wiring

diagram.

1Orange (or) wire connector 2V NR, Pin 2

3Orange (or) wire of fan relay 8048

4Y-adapter

5Black (sw) wire from K3/30

Connec-

tion to fan

module

Before installing, connect green/white

(gn/ws) wire 4from K3/86 to socket of IPCU

terminal 86.

1IPCU

2Double-sided adhesive tape Installing

socket

from IPCU

Control changeover of IPCU is carried out on

16-pin OBD socket outlet 3.

Produce connections as shown in wiring

diagram.

1Red (rt) wire IPCU/15

2Socket of OBD socket outlet

3Pink (pk) wire (terminal 15)

5Pink (pk) wire of 16-pin OBD socket outlet,

Pin 1

Power

supply of

IPCU

Fan controller is controlled before 2-pin

connector from fan module.

Brown (br) wire of IPCU/85 1with 6 mm dia.

cable lug on original vehicle bolt.

Produce connections as shown in wiring

diagram.

1Black (sw) wire of IPCU/A

3Yellow/gray (ge/gr) (gray/brown (gr/br))

wire of connector 2V NR, Pin 2

4Red (rt) wire of IPCU/E

5Yellow/gray (ge/gr) (gray/brown (gr/br))

wire of A/C control panel connector 26V JN

Connect-

ing fan

controller

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