Where are the Volkswagen Jetta Fuse Boxes located in 2004 Volkswagen Jetta ?

2004 Volkswagen Jetta has 2 main boxes with fuses and relays. One is in the cabin (Passenger Compartment) and another is under the hood (Engine Compartment).

2004 Volkswagen Jetta Under Dash Fuse Box and Relay Location 

The Fuse and Relay box is located under the dashboard, on the passenger side, below the glove box, and is covered with trim. The fuse panel in Passenger Compartment is located behind an access panel on left edge of the instrument panel.

2004 Volkswagen Jetta Under Dash Fuse Box Layout

2004 Volkswagen Jetta Under Dash Fuse and relay Box Diagram

2004 Volkswagen Jetta Under Dash Fuse and relay Box Details

No.Amps rating(A)Protected Components
110AHeated washer nozzles, glove compartment light, memory seat
210ATurn signal system
35AFog light relay, instrument panel dimmer switch
45ALicense plate light
57.5AComfort system, cruise control, Climatronic, A/C, heated seat control modules, day/night dimming mirror, control module and control unit for multi-function steering wheel
65ACentral locking system
710ABack-up lights, speedometer vehicle speed sensor
95AAnti-lock brakes (ABS)
105A/10AEngine control module (ECM)
115AInstrument cluster, shift lock solenoid
127.5AB+ (battery positive voltage) for Data Link Connector (DLC)
1310ABrake lights
1410AInterior lights, central locking system
155AInstrument cluster, automatic transmission control module (TCM)
1610AA/C clutch, after-run coolant pump
1810AHigh beam right
1910AHigh beam left
2015ALow beam right
2115ALow beam left
225AParking and side marker lights, right
235AParking and side marker lights, left
2420AFront wiper motor, washer pump
2525AFresh air blower, Climatronic, A/C
2625ARear window defogger
2715ARear wiper motor
2815AFuel pump, gasoline
2910A/15AEngine control module (ECM)
3020ASunroof control module
3120AAutomatic transmission control module
3210A/15AFuel Injectors (gasoline)
ECM (diesel)
3320AHeadlight washer system
3410AEngine control elements
3530A12V power outlet (in luggage comp.)
3615AFog lights
3710ARadio terminal 86S, instrument cluster
3815ACentral locking system (with power windows) luggage compartment light, remote fuel tank door, rear lid unlock
3915AEmergency flashers
4020ADual tone horn
4115ACigarette lighter
4225ARadio system
4310AEngine control elements
4415AHeated seats


The relay panel is located under the left side of the instrument panel.

No.Amps Rating(A)Protected Component
IDual horn relay
IILoad reduction relay
IVFuel pump relay
V, VIWiper/Washer intermittent relay
2Rear lid remote unlock motor relay
3Anti-thett starter lock relay (clutch pedal switch)
4Fog light relay
5Multi-function steering wheel relay
6Multi-function steering wheel relay
7Daytime running lights (from April 1999)
8Daytime running lights (through March 1999)
10Glow plug relay
11Park/Neutral position relay
12Power supply (terminal 30b, B+) relay
APower (Memory) seat circuit breaker
CPower windows, central locking, heated power mirrors
F15ACentral locking, anti-theft warning
G15ACentral locking, anti-theft warning

2004 Volkswagen Jetta Under Hood Fuse and Relay box location 

The main fuse box located on top of the battery in the engine compartment. It contains special fuses for high current applications and prevents the main wiring harness in the event of a short circuit. To access these fuses, squeeze tabs of plastic fuse cover and pull upward.

2004 Volkswagen Jetta Under Hood Fuse Box Layout

2004 Volkswagen Jetta Under Hood Fuse and relay Box Diagram

2004 Volkswagen Jetta Under Hood Fuse and relay Box Details

No.Amps Rating(A)Protected Components
S16250ASecondary air injection relay or coolant pre-heating relays
S16350AFuel pump relay or glow plug relay
S16440ACoolant fan and control module
S176110AInterior relay panel
S17830AABS-hydraulic pump
S18030ACoolant fan

WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.

Leave a Reply

Your email address will not be published. Required fields are marked *