Audi A4 Avant Quattro 2001 - 2001 ELECTRICAL Fuses & Circuit Breakers - A4, A4 Quattro, A4 Avant Quattro, S4, S4 Quattro, S4 Avant Quattro

Audi A4 Avant Quattro 2001 - FUSES

NOTE:

Information in this article applies to the 2002 S4, S4 Avant Quattro and S4 Quattro.

Audi A4 Avant Quattro 2001 - FUSE PANEL LOCATION

Fuse panel is located behind left side of dashboard. See Fig. 1.

Fig. 1: Audi A4 Avant Quattro 2001 - Component Locations - Locating Fuse Panel

Audi A4 Avant Quattro 2001 - FUSE COLOR IDENTIFICATION

Audi A4 Avant Quattro 2001 FUSE COLOR/AMP RATING

Fuse Color	Amp Rating
Blue	15
Brown	7.5
Green	30
Light Brown	5
Lilac	3
Red	10
Transparent (White)	25
Yellow	20

Audi A4 Avant Quattro 2001 - FUSE PANEL IDENTIFICATION

For fuse position within panel, see Fig. 2. For fuse position number, amp rating and description of circuits protected, see FUSE IDENTIFICATION table.

Fig. 2: Audi A4 Avant Quattro 2001 - Component Locations - Identifying Fuse Panel Fuses

NOTE:

Fuses 23 through 44 may be designated in wiring diagrams with a prefix of 2. For example, fuse No. 29 may be labeled as 229. Fuse No. 43 may be labeled as 243.

Audi A4 Avant Quattro 2001 FUSE IDENTIFICATION (FUSE PANEL)

Fuse No.	Amp Rating	Circuits Protected
1	5	Washer Nozzle Heaters
2 (1)	5	Emergency Flasher Relay
3	5	Glove Compartment Light, A/C Control Head
4	5	License Plate Light
5 (1)	10	Oil Level Thermal Sensor, Fog Light Control Module (Front & Rear), Mirror Adjustment Switch, A/C Control Head, Radio, Rear Lamp Control Module, Heated Seats Adjuster, Navigation With CD-Mechanism Control Module, Telephone Receiver
6 (1)	5	Central Locking, Alarm System, Interior Light Delay Control Module, Door Lock Switch
7 (1)
ATQ & APB	10	Brake Light Switch, Clutch Vacuum Vent Valve Switch (2), Anti Slip Control Switch
AWM	10	Brake Light Switch, Anti Slip Control Switch
8 (1)	5	Telephone Receiver
9	10	Heated Mirror (Driver's & Passenger's)
10	10	Headlight Beam Adjusting Motors, Headlight Range Control Module
11	N/A	Vacant
12 (3)	10	Data Link Connector
13	10	Brake Light Switch
14 (3)	10	Central Locking, Alarm System, Interior Light Delay Control Module, Door Warning Lights Control Module, Vanity Mirrors Light Switch
15 (3)	10	Instrument Cluster Combination Processor
16	5	Steering Angle Sensor Control Module (Left)
17	10	Heated Door Lock
18	10	Headlight High Beam Indicator Light, High Beam Headlight (Right)
19	5	Park Light Switch, High Beam Headlight (Left)
20	10	Headlight Dimmer/Flasher Switch, Front Lamp Control Module
21	10	Headlight Dimmer/Flasher Switch Front Lamp Control Module
22	5	Parking Light (Right), Tail Light (Right), Front Lamp Control Module
23	5	Parking Light (Left), Tail Light (Left), Park Light Switch, Front Lamp Control Module
24	25	Windshield Wiper Intermittent Switch, Washer/Wiper Intermittent Relay
25	30	A/C Control Head, A/C Pressure Switch, A/C Clutch Relay, Fresh Air Blower
26	30	Rear Window Defogger Switch
27	15	Rear Window Wiper Motor, Air Bag
28
ATQ & APB	20	Fuel Pump
AWM	15	Fuel Pump
29
ATQ	20	Power Output Stage, Distributor Ignition Capacitor
APB	20	Leak Detection Pump, Ignition Coils
AWM	20	Ignition Coils, Motronic Engine Control Module
30	20	Power Sunroof Control Module
31
ATQ	15	Back-Up Light Switch, Motronic Engine Control Module, Data Link Connector, Mass Air Flow Sensor, Automatic Day/Night Interior Mirror, Garage Door Opener, (4)
ATM & AWM	15	Back-Up Light Switch, Data Link Connector, Mass Air Flow Sensor, Automatic Day/Night Interior Mirror, Garage Door Opener, (4)
32
ATQ & APB	20	Fuel Injectors, Cruise Control Switch, Motronic Engine Control Module
AWM	20	Fuel Injectors
33	15	Cigarette Lighter
34
ATQ & AWM	15	Motronic Engine Control Module, Leak Detection Pump
APB	15	Motronic Engine Control Module
35	N/A	Vacant
36	15	Foglight Control Module (Front & Rear)
37	20	Radio, Speakers
38 (3)	15	Central Locking, Alarm System, Interior Light Delay Control Module, Luggage Compartment Light, Trunk Lid Alarm Switch
39 (3)	15	Emergency Flasher Switch
40	25	Horn
41	25	ABS Solenoid Valve
42	25	ABS Control Module
43	N/A	Vacant
44 (3)	15	Heated Seat Adjuster (Driver's & Passenger's)
(1) Ignition powered. (2) Manual transmission only. (3) Battery powered. (4) On vehicles equipped with Tiptronic transmission, the above circuits are protected, including the multi-function transmission range switch and shift lock solenoid.

Audi A4 Avant Quattro 2001 - RELAYS THREE-WAY RELAY CARRIER

For fuse and relay positions within carrier, see Fig. 3. For relay number, position number and circuits protected, see THREE-WAY RELAY IDENTIFICATION table.

NOTE:

Three-way relay carrier is within E-box, in left rear corner of engine compartment.

Fig. 3: Audi A4 Avant Quattro 2001 - Component Locations - Identifying Three-Way Relay Carrier Relays

Audi A4 Avant Quattro 2001 RELAY IDENTIFICATION (THREE-WAY RELAY CARRIER)

Position	Relay No.	Circuit Protected
1	N/A	Not Used
2	J316	Secondary Air Injector (AIR)
3 (1)	J271	Motronic Engine Control Module Power Supply
(1) Applies to engine model AWM only.

Audi A4 Avant Quattro 2001 FUSE IDENTIFICATION (THREE-WAY RELAY CARRIER)

Position No.	Fuse No.	Amp Rating	Circuit Protected
4	N/A	N/A	Not Used
5 (1)	S204	15	Camshaft Adjustment Valve
6	N/A	N/A	Not Used
7	S130	40	Secondary Air Pump
8	N/A	N/A	Not Used
9	N/A	N/A	Not Used
(1) Applies to engine models with 1.8L Turbo (AWM engine code) only.

Audi A4 Avant Quattro 2001 - EIGHT-WAY RELAY CARRIER

For fuse and relay positions within carrier, see Fig. 4. For relay number, position number and circuits protected, see EIGHT-WAY RELAY IDENTIFICATION table. For fuse number, amp rating number position and description of circuits protected, see FUSE IDENTIFICATION table.

NOTE:

Eight-way relay carrier is located in driver's side footwell, behind trim panel.

Fig. 4: Audi A4 Avant Quattro 2001 - Component Locations - Identifying Eight-Way Relay Carrier Relays

Audi A4 Avant Quattro 2001 RELAY IDENTIFICATION (EIGHT-WAY RELAY CARRIER)⁽²⁾

Position No.	Relay No.	Circuit Protected
1 (1)	J26	Coolant Fan Control
2	J101	Second Speed Coolant fan Control
3	J26	Coolant Fan Control
4	J106	ABS Solenoid Valve
5	J452	Door Warning Lights Control Module
6	N/A	Not Used
7	J185	ABS Hydraulic Pump
8	N/A	Vacant
(1) Applies to vehicles equipped with 1.8L Motronic engine only. (2) Positions 9-14 manufacturer left intentionally blank.

Audi A4 Avant Quattro 2001 FUSE IDENTIFICATION (EIGHT-WAY RELAY CARRIER)

Position No.	Fuse No.	Amp Rating	Circuit Protected
15	S80	30	Power Seat Circuit Breaker (Memory)
16	S44	30	Power Seat Circuit Breaker
17	N/A	N/A	Not Used
18	S53	60	ABS Hydraulic Pump
19	S42	40	Coolant Fan
20	N/A	N/A	Not Used
21
A4	S51	5	Radiator Fan Relay Coil
S4	S198	5	Coolant Fan
22 (1)	S43	30 (2)	Power Window (Rear)
23	S37	30	Power Window (Front)
24	S184	30	Socket Fuse
(1) On vehicle equipped with 1.8L Motronic engine, fuse is labeled as S42, with an amp rating of 40 and protects coolant fan control and second speed coolant fan control. (2) On S4 model equipped with Motronic engine, amp rating is 60.

Audi A4 Avant Quattro 2001 - THIRTEEN-WAY RELAY CARRIER

For relay position within carrier, see Fig. 5. For relay number, position number and circuits protected, see THIRTEEN-WAY RELAY CARRIER IDENTIFICATION table.

NOTE:

Thirteen-way relay carrier is located in driver's side footwell, behind trim panel.

Fig. 5: Audi A4 Avant Quattro 2001 - Component Locations - Identifying Thirteen-Way Relay Carrier Relays

Audi A4 Avant Quattro 2001 RELAY IDENTIFICATION (THIRTEEN-WAY RELAY CARRIER)

Position No.	Relay No.	Circuit Protected
1	N/A	Not Used
2	J453	Multi-Function Steering Wheel Control Module
3	J453	Multi-Function Steering Wheel Control Module
4	J124	Lamp Control Module (Front & Rear)
5	J124	Lamp Control Module (Front & Rear)
6	N/A	Not Used
7	N/A	Not Used
8	N/A	Not Used
9	N/A	Not Used
10 (1)	J569	Brake Booster Relay
11	N/A	Not Used
12	N/A	Not Used
13 (2)	J433	Starter Locking Relay
(3)	J44	A/C Clutch
(1) Applies to 2.8L V6 (ATQ engine code) and 1.8L Turbo (AWM engine code) only. (2) Relay number is also referred to as J226, and protects park/neutral position. (3) Relay is installed in any free position, and is not allocated any specific position within thirteen-way relay carrier.

Audi A4 Avant Quattro 2001 FUSE IDENTIFICATION (THIRTEEN-WAY RELAY CARRIER)

Position No.	Fuse No.	Amp Rating	Circuit Protected
14	N/A	N/A	Not Used
15	N/A	N/A	Not Used
16	N/A	N/A	Not Used
17
ATQ	S204	15	Brake Booster Vacuum Pump
AWM	S205	15	Brake Booster Vacuum Pump
18	N/A	N/A	Not Used

Audi A4 Avant Quattro 2001 - MICRO CENTRAL ELECTRIC PANEL

For relay position within panel, see Fig. 6. For relay number, position number and circuits protected, see MICRO CENTRAL ELECTRIC IDENTIFICATION table.

NOTE:

Micro central electric panel is located in driver's side footwell, behind trim panel.

Fig. 6: Audi A4 Avant Quattro 2001 - Component Locations - Identifying Micro Central Electric Relays

Audi A4 Avant Quattro 2001 MICRO CENTRAL ELECTRIC IDENTIFICATION

Position No.	Relay No.	Circuit Protected
1	J4	Dual Horn
2	J59	Load Reduction
3	N/A	Not Used
4	J17	Fuel Pump
5	J31	Washer/Wiper Intermittent Relay
6	J31	Washer/Wiper Intermittent Relay