Volkswagen Tiguan 2 – fuse and relay

The 2nd generation Volkswagen Tiguan was produced in 2016, 2017, 2018, 2019, 2020, 2021 and up to the present with both gasoline and diesel engines. In this material you will find a designation of fuses and relays of the 2nd generation Volkswagen Tiguan with box diagrams and their locations. Note the fuse responsible for the cigarette lighter.

VW Tiguan 2

The purpose of fuses and relays in boxes may differ from that shown and depends on the year of manufacture, the level of electrical equipment and the region of delivery.

Passenger compartment fuse box

It is located under the dashboard behind a protective cover.

Photo of the unit in the cabin

Diagram

Block diagram in the salon Tiguan 2

Assignment

130A Reducing agent heating control unit J891
210A Steering column control unit J527 6)
3Reserve
4Reserve
57.5A Data bus diagnostic interface J533
67,5А Selector E313
710A Heater / air conditioner control unit EX21 Heater control unit
J65
Climatronic control unit J255 Air conditioner
control unit J301
Rear air conditioner control and display unit E265
Radio signal receiver for auxiliary water heater R149
Heated rear window relay J9
Tire pressure monitor control unit J502
87.5A Rotary light switch EX1
Electromechanical parking brake button E538
Rain and light sensor G397
Diagnostic connection U31 Travel
profile selector E881 Intrusion
alarm sensor G578
Roof lighting 1, roof light L235 Control
unit for adaptive lighting and headlight range control J745 Light
2, roof profile lighting L236
97.5A Steering column control unit J527
107.5A Display, front control panel, display and
information output J685 Control
unit for head-up display J898
1140A Onboard supply control unit J519
1220A Information electronics control unit 1 J794
Navigation control unit J856
1325A Front left seat belt
pretensioner control unit J854
1440A Fresh air blower control unit J126
1510A Electronic steering column lock control unit J764
167.5A TV tuner RX6 Control
unit for information electronics 1 J794
2 band amplifier for mobile communication J984
Storage compartment with mobile phone interface R265
Card reader D8
USB hub R293
177.5A Dash panel insert KX2 Control
unit in dash panel insert J285
Control unit for emergency call module and
communication unit J949
187.5A Around view control unit J928
197.5A Entry and start authorization interface J965
207.5 / 10А Relay for reducing agent dosing system J963 Supply
module for reducing agent dosing system GX19
2115A All-wheel drive control unit J492
2215A Trailer detector control unit J345
2320A Sliding sunroof control
unit J245 Sunroof blind control unit J394
2440A Onboard supply control unit J519
2530A Driver or passenger door control unit J386
Rear left or right motorized window lifter motor V26
2630A Onboard supply control unit J519
2730A Onboard supply control unit J519
2825A Trailer detector control unit J345
29Reserve
30Reserve
3140A Onboard supply control unit J519
327.5 / 10A Front camera for driver assistance systems R242
Adaptive cruise control control
unit J428 Parking aid
control unit J446 7) Lane
change assist
control unit J769 Control unit 2 for lane change assist J770 Park assist steering control unit J791 7)
337.5A Airbag control unit J234
Control lamp off. front
passenger airbags K145
347.5A Rotary light switch EX1
Interior rearview mirror EX5
Socket relay J807
Switch for reversing lights F4
Pressure sensor in the air conditioning circuit G805
Air pollution sensor G238
Button for electromechanical parking brake E538
Button for deactivating ASR and electronic
stability control E256
357.5A Diagnostic connector U31 Headlight
range control E102 Headlamp leveling
and instrument lighting control EX14
Left headlight range control actuator V48 Right headlight range control
motor V49
Front left
headlight MX1 Front right headlight MX2
367,5 / 10A Headlight front right MX2
377,5 / 10A Headlight front left MX1
3825A Trailer detector control unit J345
3930A Driver or passenger door control unit J386
Rear left or right motorized window lifter motor V26
4020A Sockets 12V Cigarette Lighter
4125A Front right seat belt pretensioner control unit
J855
Front left seat belt pretensioner control unit
J854
4240A Onboard supply control unit J519
4330A Digital audio control unit J525
4415A Trailer detector control unit J345
4515A Driver’s seat adjustment control unit J810
4630A Inverter with socket, 12 V – 230 V U13
4715A Rear window wiper motor V12
48Reserve
497.5A Clutch pedal position sender G476 Starter
relay 1 J906
5040A Rear lid control unit J605
5125A Rear air conditioner control and display panel
E265
5215A Electronic
damping control unit J250
5330A Heated rear window relay J9

The fuse number 40, 20A, is responsible for the cigarette lighter.

Relay 

  • R1 Relay for reducing agent dosing system J963
  • R2 Relay for electromagnetic clutch J44
  • R3 Reserved
  • R4 Terminal 15 power supply relay J329
  • R5 Heated rear window relay J9
  • R6 Socket relay J807

Separately, at the bottom of this unit are the S46 15 A thermal fuse for the front passenger seat adjustment and the S356 USB charging socket fuse with a rating of 7.5 A.

Engine compartment fuse box

Located on the left side of the engine compartment.

Photo for example

Photo example of a block under the hood

Diagram

Block diagram under the hood

Protected components

SB125A ABS control unit J104
SB240 / 60A ABS control unit J104
SB315 / 30A Engine control unit J623
SB45 / 10A Oil level and oil temperature sender G266
Radiator fan control unit J293
Relay for reducing agent dosing J963 2) Canister solenoid
valve 1 N80 1)
Control valve for piston cooling nozzles N522 6)
Bypass valve for turbocharger N249 6) Intake flap valve N316
6)
Intake camshaft adjuster
valve 1 N205 1) Exhaust camshaft adjuster valve 1 N318 1)
Oil pressure regulating valve N428 1)
Cylinder head coolant valve N489 1)
High heat output relay J360 2)
Exhaust gas recirculation cooler changeover valve N345 2)
Relay for low heating power J359 2)
Charge pressure control solenoid valve N75 2)
SB510A Fuel pressure regulator N276 2)
Fuel metering valve N290 2)
Power supply relay for engine electronics J757
Secondary air supply system GX24 6) Exhaust
cam adjuster
SB65A Brake light switch F
SB77.5 / 10 / 15A Heating circulation pump V488 2), 6)
Exhaust gas flap unit J883 1), 4)
Fuel metering valve N290 4), 7)
Circulation pump V55 7)
Coolant shut-off valve N82 6)
Coolant circuit valve gearbox N488 Coolant
circulation pump V50
High-temperature coolant
pump V467 Blower air cooling pump V188
Fuel pressure regulator N276 1)
Oil pressure regulating valve N428 2)
Cylinder head coolant valve N489
SB810 / 15A Lambdasonde 1 before catalytic converter GX10 Lambdasonde
heating element Z19
Lambdasonde 1 after catalytic converter GX7 Lambdazonde 1
heating element after catalytic converter Z29
NOx sensor G295
SB95/10 / 20A Heating circulation pump V488 Canister solenoid
valve 1 N80 1)
Intake camshaft adjuster
valve 1 N205 Exhaust camshaft adjuster valve 1 N318
Air mass meter G70 2)
Glow plug control unit J179 2)
Ignition coil
SB1015 / 20A Fuel pump control unit J538
SB1140A Heating element for additional air heater Z35
SB1240A Heating element for additional air heater Z35
SB1315A Block Mechatronik KP DSG J743
SB1440A Heated windscreen relay J47
SB1515A Horn relay J413
SB1620A Relay for power supply of electronic components of the engine J757
SB177.5A Main relay J271 1)
Terminal 30 voltage supply relay J317 2)
Engine control unit J623
ABS control unit J104
Heated windscreen relay J47
SB185A Control unit for battery monitoring J367 Data bus
diagnostic interface J533
SB1930A Wiper motor V
SB2010A Alarm siren H12
SB2130A Relay 2 for heated windscreen J611
SB225A Engine control unit J623
SB2330A Starter B
SB2440A Heating element for additional air
heater Z35
SB25Reserve
SB26Reserve
SB27Reserve
SB28Reserve
SB29Reserve
SB30Reserve
SB31Reserve
SB32Reserve
SB3315A Block Mechatronik KP DSG J743
SB34Reserve
SB3530A Wiper motor
SB36Reserve
SB3720A Additional heater control unit J364
SB38Rererv

Relay

  • R1 Starter relay 1 J906
  • R2 Starter relay 2 J907
  • R3 Horn relay J413
  • R4 Relay for high heating power J360 (only for vehicles with diesel engine)
  • R4 Secondary air pump relay J299 (only for models with a 2.0 l petrol engine)
  • R5 Main relay J271 (only for vehicles with petrol engine) / R5 Relay for power supply terminal 30 J317 (only for vehicles with diesel engine)
  • R6 Glow plug control unit J179 (only for models with diesel engine)
  • R7 Relay for low heating output J359 (only for vehicles with diesel engine)
  • R8 Relay for power supply of electronic components of the engine J757 (only for models with a 2.0 l petrol engine)
  • R9 Heated windscreen relay J47 (only for models with heated windscreen (4GX))
  • R10 Heated windscreen relay 2 J611

Power fuses

Diagram

Power fuse box under the hood

Designation

  • SA1 – 125A Power supply for fuses
  • SA2 – 400A Generator with voltage regulator
  • SA3 – 80A Power steering control unit
  • SA4 – 80A Power supply for fuses
  • SA5 – 50A Radiator fan

The battery pack cover may also contain a high power fuse.

Block for akb

Is there anything to add to the material? Write in the comments.

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