Fuses and relays Alfa Romeo 166 (series 936; 1998 - 2007)

Alfa Romeo 166 is a business class sedan produced by an Italian company in 1998-2007. The design was developed under the direction of the chief designer of the company Walter De Silva. The car went through a facelift in 2003. In this material, we will analyze in detail the fuse circuits Alfa Romeo 166 (series 936) 1998, 1999, 2000, 2001, 2002 and 2003 2004, 2005, 2006, 2007 model year.

General view of the car
Here you will find the locations and diagrams of the fuse blocks. Separately, we note the elements responsible for the cigarette lighter and fuel pump.

In the trunk

The location of the fuse box in the luggage compartment of the car.
It is located behind the protective casing on the right side. 

Diagram (Alfa Romeo 166 - 1998, 1999, 2000, 2001, 2002 model year)
No. Description A
1 Rear window heater 40
2 Door mirror heater 10
3 Trunk lid opening drive 20
4 The drive for opening the hatch of the filler neck of the fuel tank 25
5 Seat heater 20
6 Trailer electrical connector 15
7 Power seat right 30
8 Power windows rear 25
9 Power seat left 30
No. Relay modules
A Rear window heater
B Trunk lid opening drive
C Fuel filler lock actuator
D seat heater
E Luggage compartment lamp timer
Description of the fuses in the trunk block (models 2003, 2004, 2005, 2006, 2007 release)

Photo is an example.

Diagram.
No. Description A
1 Heated rear window 30
2 Heated mirrors 7.5
3 BI/ABI control module - front right power window 20
4 Presets  
5 Front right power seat 30
6 Front left power seat 30
7 Heated windshield 15
8 Front right seat heating 10
9 Front left heated seats 10
10 electric sunroof 20
11 Presets  
12 Signaling (control module) / Direction indicators 10
13 Additional heater (JTD versions) 10
14 ABI control unit - rear left power window 20
15 Remote control receiver / Parking sensors (control unit) / Alarm (control unit) / Sun visors / Electrochromic mirror / Heated seat warning lamp / Mirror control / Power windows (LOCK warning lamp) / Rain sensor 10
16 rear outlet 20
17 ABI module - power windows in the rear 20
18 ABI Module - Front Left Window Regulator 20
19 central locking 20
20 Audio amplifier 25

In the cabin

Location of the fuse box in the passenger compartment
It is located under the dashboard to the left of the steering wheel behind the cover. For access, unscrew the fixing screw and remove the cover.


General form.

Assigment of fuses in the engine compartment
No. Description A
F1 Stop lights, indicators, instrument cluster 15
F2 SRS electronic control unit 10
F3 Fuel pump fuse Alfa Romeo 166 15
F4 Audio system 15
F5 Glove box illumination lamp, mirror folding control unit, cruise control system control unit, anti-theft system control unit, multifunction switch-center console (except models with automatic transmission), gear position sensor, air conditioning compressor magnetic clutch relay, switch illumination, central locking control unit , air conditioner/heater control panel 10
F6 A/C condenser fan motor relay 5
F7 Audio/Navigation System, A/C/Heater Control Unit, Cigarette Lighter Fuse (Front) 10
F8 Indicators/alarms, multifunctional control unit 10
F9 Auto-dimming interior rearview mirror, rain sensor, road map reader, front seat heating control unit, power window control unit, air conditioning control unit, vanity mirror light 5
F10 Electronic gearbox control unit 5
F11 Multifunction control box 20
F12 headlight washer 20
F13 Exterior lamps, reversing light switch, power sunroof control unit 15
F14 Windshield wiper/washer 25
F15 Power window controller (front) 25
F16 Electronic engine control unit, immobilizer control unit 5
F17 Interior Lights/Lights Off Delay Function, Theft Deterrent Control Module, Theft Alarm Control Module, Diagnostic Connector, Transmission Mode Switch Illumination 10
F18 Telephone, instrument cluster, audio/navigation system control panel 5
  air conditioning/heater  
F19 Accessory power connector, central locking control unit 25
F20 Immobilizer control unit, electronic engine control unit - models with a gasoline engine 5
R1 Reverse Lamp Relay, Power Mirrors and Defrosters, Power Window Relay
R2 Indicator Relay/Hazard Relay
R3 Headlight washer delay relay

In the engine compartment

Cars 2003 - 2007 release (restyling)

The location of the fuse box in the engine compartment of the car since 2003
It is located near the battery, behind a plastic cover.


Photo is an example.

Diagram
No. Purpose A
1 Egnition lock 20
2 Climate control 30
3 ABS/ESP control unit 40
4 Cooling fan, high speed 60
5 Cooling fan, low speed 30
6 Egnition lock 10
7 ABS/ESP control unit 40
8 Glow Plug (Diesel) 50
9 Reserve -
10 Right dipped beam 15
11 Signal 15
12 Headlight range control, Left headlight 15
13 Compressor 7.5
14 Reserve -
15 Ignition 15
16 Fog lights 15
17 Additional heater 20
18 Ignition 7.5
19 Alfa Romeo 166 fuel pump fuse 15
20 Ignition 10
21 Ignition 15
22 Ignition  
23 diesel fuel heater  
No. Relay modules
R1 dipped beam
R2 Climate control
R3 Sound signal
R4 Fog lamp relay
R5 Ignition relay
R6 Cooling fan speed 2
R7 Air conditioning compressor
R8 Cooling fan, 1st stage relay
R9 Fuel pump relay
R10 Main relay
R11 Immobilizer
R12 Diesel fuel heater

Cars 1998 - 2002 release

Place of installation of the first fuse box in the engine compartment of a car up to 2003
The first block is located behind the protective cover closer to the windshield.

Block #1 diagram
No. Description A
F1A Cabin Fuse Block Circuit Protection (F4/F8/F10-F12/F15/F17-F20) 60
F1B Auxiliary ignition power supply 30
F2 E/m the valve of control of existence of a refrigerant (conditioner) 30
F3 ABS electronic control unit 10
F4 Automatic transmission 5
F5 Fuel Heater - Diesel 15
F6 Electronic Engine Control Module (ECM)(2.0TS) 15
F7 Electronic engine control unit (models with a gasoline engine) 15
F8 Starter 30
F9 Electronic engine control unit 30
F10 Additional heater (Diesel) 30
F11 Accessory Power Connector 25
1 A/C/Heater Fan Motor Relay
2 Starter relay
3 Fuel Heater Relay - Diesel
4 Engine management relay
5 Fuel pump relay Alfa Romeo 166
6 Auxiliary Heater Relay - Diesel (If Equipped)


Fuse box #2 is located behind the lining near the left headlight. To gain access, turn the fixing screws (B) and remove the cover (A).

Fuse Block #2 Diagram
No. Description A
F1 High beam right headlight 10
F2 High beam left headlight 10
F3 Fog lights 15
F4 Sound signals 15
F5 AC compressor electromagnetic clutch 10
F6 Low beam left headlight 15
F7 Dipped beam right headlight 15
F8 Cooling fan motor 50
F9 Cooling fan motor - low speed 50
No. Relay modules
1 Cooling fan 1
2 Cooling fan 2
3 dipped headlights
4 high beam headlights
5 Sound signal
6 Air conditioning compressor
7 Fog lights
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