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Audi TT 2003 – 2003 2004 ELECTRICAL Fuses Circuit Breakers Relays TT Coupe Roadster

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Audi TT 2003 - 2003-2004 ELECTRICAL Fuses, Circuit Breakers & Relays - TT Coupe & Roadster


Audi TT 2003 - IDENTIFICATION

CAUTION: Before disconnecting battery, get radio code from customer. When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle.

NOTE: Information for the 3.2L VR6 is included in this article. The 3.2L VR6 models use the Quattro? drive system and the Direct Shift Gearbox (DSG).

For specific fuse and relay panels, see FUSE & RELAY PANELS. For fuse color and amp rating identification, see FUSE COLOR & AMP RATING IDENTIFICATION.


Audi TT 2003 - FUSE & RELAY PANELS



Audi TT 2003 - Fuse Color & Amp Rating Identification



Audi TT 2003 FUSE COLOR/AMP RATING

Fuse Color Amp Rating
Black 1
Lilac 3
Light Brown (Beige) 5
Brown 7.5
Red 10
Blue 15
Yellow 20
Transparent (White) 25
Green 30
Orange 40


Audi TT 2003 - FUSES PASSENGER COMPARTMENT FUSE PANEL


Passenger compartment fuse panel is located behind left side of dashboard. See Fig. 1. For passenger compartment fuse panel, fuse identification see PASSENGER COMPARTMENT FUSE PANEL. For fuse color/amp identification, see FUSE COLOR & AMP RATING IDENTIFICATION table.

Audi TT 2003 - Component Locations - Locating Passenger Compartment Fuse Panel https://portal-diagnostov.com/license.html
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Fig. 1: Audi TT 2003 - Component Locations - Locating Passenger Compartment Fuse Panel


Audi TT 2003 - Passenger Compartment Fuse Panel


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

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 TT 2003 - Component Locations - Identifying Passenger Compartment Panel Fuses https://portal-diagnostov.com/license.html
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Fig. 2: Audi TT 2003 - Component Locations - Identifying Passenger Compartment Panel Fuses


Audi TT 2003 FUSE IDENTIFICATION (FUSE PANEL)

Fuse No. Amp Rating Circuits Protected
1 10 Outside Mirror Adjustment Switch, Outside Mirror Heaters, Washer Nozzle Heaters
2 (1) 10 Emergency Flasher Switch
3 5 Light Switch, Fog Light Relay, Glove Compartment Light, A/C Control Head
4 5 License Plate Light
5 (1) 7.5 Brake Vacuum Vent Valve Switch, Clutch Vacuum Vent Valve Switch, A/C Control Head, A/C High Pressure Sensor, Coolant Fan Control Module, Lamp Control Module, Navigation With CD-Mechanism Control Module, Garage Door Opener Control Head, Garage Door Control Module, Cruise Control Switch, Heated Seat Adjusters, Garage Door Opener Control Head, Garage Door Opener Control Module
6 5 Central Locking System Control Module
7 10 Back Up Light Switch, Back Up Light Relay, Emergency Flasher Switch, Data Link Connector, Vehicle Speed Sensor, Multifunction Transmission Range Switch, Tiptonic Switch
8 5 Telephone Operating Electronics With Control Module
9 5 ABS Control Module, Brake light Disable Relay (ESP)
10 15 Central Locking System Control Module, Instrument Cluster Wiring Harness
11 5 Digital Clock, Headlight Adjusting Motors, Headlight Adjustment Control Module, Oil Level Thermal Sensor, Control Module With Indicator Unit In Instrument Panel
12 (3) 7.5 Data Link Connector, Navigation With CD-Mechanism Control Module
13 10 Brake Light Switch, Brake Pedal Switch For Cruise Control
14 (3) 10 Central Locking Control Module, Warning Lights For Central Locking (SAFE), Switch For Drivers Side Inside Lock, Door Warning Lights, Switch For Unlock Rear Lid,
15 5 Control Module With Indicator Unit In Instrument Cluster, Transmission Control Module
16 10 Coolant Fan Control Module
17 15 Foglight Relay (Canada), Foglights (Canada)
18 10 High Beam Indicator Light, High Beam Headlight (Right), Foglight Relay (Canada), Foglights (Canada)
19 10 High Beam Headlight (Left)
20 15 Low Beam Headlight (Right), Headlight Dimmer/Flasher Switch, Lamp Control Module, High Intensity Gas Discharge Lamps
21 15 Lamp Control Module
22 5 Tail Light (Right), Lamp Control Module, Instrument Cluster Wiring Harness
23 5 Parking Light (Left), Lamp Control Module, Instrument Cluster, Instrument Cluster Wiring Harness
24 20 Windshield Wiper/Washer Intermittent Switch And Relay
25 25 A/C Control Head, A/C Fresh Air Blower, Heater Wiring Harness
26 20 Rear Window Defogger Switch, Rear Window Defogger With Antenna
27 30 Wind Deflector Control Module, Wind Deflector Switch (Roadster Only)
28 20 Fuel Pump, Fuel Pump Relay, Connector Instrument Cluster Wiring Harness
29 15 Engine Control Module, Power Supply Relay, Fuel Injectors No. 1 Through 6
30 N/A Vacant
31 (4) Transmission Control Module, Control Module For All Wheel Drive, Direct Shift Gearbox (DSG), Ignition Switch, Starter Interlock Relay
32 10 Fuel Injectors (No. 1 Through 4), Fuel Pump Relay Connector Instrument Cluster Wiring Harness
33 20 Wiper/Washer Relay
34 10 Fuel Pump Relay, Valve No. 1 For Camshaft Adjustment, EVAP Canister Purge Regulator Valve (N80), EVAP Canister Purge Solenoid Valve (N115), EVAP Leak Detection Pump, Wastegate Bypass Regulator Valve, Recirculating Valve For Turbocharger, Valve For Exhaust Flap, Secondary Air Injection Pump Relay, Secondary Air Injection Solenoid Valve, PCV Heating Element, Connector Instrument Cluster Wiring Harness, Power To Fuse No. 11, Ignition Switch
35 N/A Vacant
36 15 Foglight Switch
37 20 Engine Control Module, Central Locking Control Module, Power Supply Relay
38 (3) 15 Central Locking Control Module
39 (3) 15 Emergency Flasher Switch
40 20 Duel Horn Relay
41 15 Cigarette Lighter
42
Coupe 20 Radio, Radio Amplifier, Left Rear Woofer/Amplifier, Left Rear Bass And Tweeter
Roadster 20 Radio, Radio Amplifier, Center Rear Woofer (Stereo Concert)
43 10 Fuel Pump Relay, HO2 Sensors Heaters (All Models), MAF Sensor, Sensor For Exhaust Temperature (Engine Code BEA), EVAP Canister Purge Valve, EVAP Leak Detection Pump, EVAP Solenoid Valve, Secondary Air Pump Relay, Secondary Air Pump Solenoid Valve, Connector Instrument Cluster Wiring Harness
44 15 Adjuster For Heated Seats
(1) Ignition powered.
(2) Manual transmission only.
(3) Battery powered.
(4) Manufactures information lists this fuse as both a 5 amp and a 20 amp fuse.


Audi TT 2003 - MAIN FUSE BOX/BATTERY


Main battery fuse box is located under battery. See Fig. 3. For main battery fuse box, fuse identification, see MAIN FUSE BOX/BATTERY FUSES. For fuse color/amp identification, see FUSE COLOR & AMP RATING IDENTIFICATION table.

Audi TT 2003 - Component Locations - Locating Main Battery Fuse Box https://portal-diagnostov.com/license.html
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Fig. 3: Audi TT 2003 - Component Locations - Locating Main Battery Fuse Box


Audi TT 2003 - Main Fuse Box/Battery Fuses



Audi TT 2003 MAIN BATTERY BOX - FUSE IDENTIFICATION

Fuse Number Amp Rating Circuits Protected
S131, Safety Fuse No. 1 50 Secondary Air Injection Pump Relay
S132, Safety Fuse No. 2 50 Battery Powered Circuits
S133, Safety Fuse No. 3 N/A Not Used
S134, Safety Fuse No. 4 110 Battery Powered Circuits
S138, Safety Fuse No. 5 150 Main Fuse Box/Battery, Power Supply, Generator
S162, No. 1 Fuse Bracket (Battery) 30 ABS Control Module
S163, No. 2 Fuse Bracket (Battery) 30 ABS Control Module
S164, No. 3 Fuse Bracket (Battery) 30 Coolant Fan Thermal Switch

Audi TT 2003 - Component Locations - Identifying Main Fuse Box/Battery Fuse Locations https://portal-diagnostov.com/license.html
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Fig. 4: Audi TT 2003 - Component Locations - Identifying Main Fuse Box/Battery Fuse Locations


Audi TT 2003 - RELAYS


NOTE: Relay carriers, (panels) may also have fuse positions on them.


Audi TT 2003 - W-BOX RELAY CARRIER


For fuse and relay positions within carrier, see Fig. 5. For relay number, position number and circuits protected, see RELAY IDENTIFICATION (W-BOX RELAY CARRIER). For fuse position number, fuse number, amp rating and circuits protected, see FUSE IDENTIFICATION (W-BOX RELAY CARRIER).

NOTE: W-Box Relay Carrier is in the left rear corner of engine compartment, behind brake fluid reservoir, under cover.

Audi TT 2003 - Component Locations - Ideating W-Box Relay Carrier Fuses & Relays https://portal-diagnostov.com/license.html
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Fig. 5: Audi TT 2003 - Component Locations - Ideating W-Box Relay Carrier Fuses & Relays


Audi TT 2003 - Relay Identification (W-Box Relay Carrier)



Audi TT 2003 RELAY IDENTIFICATION (W-BOX RELAY CARRIER)

Position Relay No. Circuit Protected
1 J299 Secondary Air Injector (AIR)
2 J271 Engine Control Module, Power Supply Relay
3 N/A Not Used


Audi TT 2003 - Fuse Identification (W-Box Relay Carrier)



Audi TT 2003 FUSE IDENTIFICATION (W-BOX RELAY CARRIER)

Position No. Fuse No. Amp Rating Circuit Protected
3 N/A N/A Not Used
4 S130 50 Secondary Air Pump
5 N/A N/A Not Used
6 N/A N/A Not Used
7 N/A N/A Not Used


Audi TT 2003 - MICRO CENTRAL ELECTRIC PANEL


For fuse and relay positions within Micro Central Electric Panel, see Fig. 6. For relay number, position number and circuits protected, see RELAY IDENTIFICATION (MICRO CENTRAL ELECTRICAL PANEL). For fuse position number, fuse number, amp rating and description of circuits protected, see FUSE IDENTIFICATION (MICRO CENTRAL ELECTRICAL PANEL).

NOTE: Micro Central Electric Panel is in the left rear corner of engine compartment, to the left of brake fluid reservoir, under cover.

Audi TT 2003 - Component Locations - Identifying Micro Central Electric Panel https://portal-diagnostov.com/license.html
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Fig. 6: Audi TT 2003 - Component Locations - Identifying Micro Central Electric Panel


Audi TT 2003 - Relay Identification (Micro Central Electrical Panel)



Audi TT 2003 RELAY IDENTIFICATION (MICRO CENTRAL ELECTRIC PANEL)

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


Audi TT 2003 - Fuse Identification (Micro Central Electrical Panel)



Audi TT 2003 FUSE IDENTIFICATION (MICRO CENTRAL ELECTRIC PANEL)

Position Fuse No. Amp Rating Circuit Protected
A S67 30 Amp Convertible Top
B S279 20 Amp Brake Booster Relay
C S43 30 Amp Power Windows (1)
(1) Circuit breaker, if circuit breaker sets, check for short circuit.


Audi TT 2003 - THIRTEEN-WAY RELAY CARRIER


For relay position within carrier, see Fig. 7. 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.

Audi TT 2003 - Component Locations - Identifying Thirteen-Way Relay Carrier Relays https://portal-diagnostov.com/license.html
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Fig. 7: Audi TT 2003 - Component Locations - Identifying Thirteen-Way Relay Carrier Relays


Audi TT 2003 - Relay & Fuse Identification



Audi TT 2003 RELAY IDENTIFICATION (THIRTEEN-WAY RELAY CARRIER)

Position No. Relay No. Circuit Protected
1 N/A Not Used
2 J123 Lamp Control Module
3 J123 Lamp Control Module
4 J5 Fog Light Relay
5 J207 Starting Interlock Relay (1)
6 N/A Not Used
7 J508 Brake Light Disable Relay (ESP)
8 N/A Not Used
9 N/A Not Used
10 J9 Rear Window Defogger Relay
11 J207 Starting Interlock Relay (2)
12 N/A Not Used
13 J219 Back-Up Light Relay (3)
(1) Vehicles With Manual Transmissions.
(2) Vehicles With Automatic Transmission 09G.
(3) Vehicles With Direct Shift Gearbox (DSG) 02E.

NOTE: No fuses are located in the Thirteen-Way Relay Carrier.


Audi TT 2003 - CONVERTIBLE TOP HYDRAULIC PUMP RELAY (J321)


Convertible Top Hydraulic Pump Relay (J321) is located behind driver's seat bulkhead, below convertible top storage compartment mounted on side of convertible top hydraulic pump unit.