
Relay assignment
A1 - Motronic current supply relay -J271- (458) *PETROL ENGINES
A1 - Terminal 30 voltage supply relay -J317- (458) *DIESEL ENGINES
(*On some engines this is replaced with a PLUG BRIDGE and the relay is in the drivers footwell on the ONBOARD SUPPLY CONTROL UNIT.)
A2 - Secondary air pump relay -J299- (100) * BSE & BSF only
Fuse assignment:
Fuse Value Function SB1 7.5A J650 - Multimedia system control unit
SB2 30A J104 - ABS control unit
SB3 20A J519 - Onboard supply control unit
SB4 20A J393 - Central control unit for convenience system
25A J345 - Trailer detector control unit
SB5 5A J519 - Onboard supply control unit
SB6 5A J217 - Automatic gearbox control unit
15A J743 - Mechatronics for dual clutch gearbox (BMP, BKP, BMA, BVE, BVW)
SB7 15A J503 - Control unit with display for radio and navigation system
R - Radio
SB8
SB9 5A J527 - Steering column electronics control unit
SB10 20A J17 - Fuel pump relay
J179 - Automatic glow period control unit
N… - Ignition coils with output stages (cylinders 1-4)
(BLF, BLR, BLX, BLY, BSE, BSF, BVX, BVY, BVZ)
SB11 5A J285 - Control unit in dash panel insert
SB12 5A J412 - Mobile telephone operating electronics control unit
J515 - Aerial selection control unit
E508 - Operating unit for preparation for mobile telephone
SB13 10A J271 - Motronic current supply relay
J317 - Terminal 30 voltage supply relay (BMP, BKC, BMA, BKP, BVE, BVW, BLS, BMR, BUZ)
J623 - Engine control unit (BLF, BLR, BLX, BLY, BVX, BVY, BVZ)
SB14 30A J623 - Engine control unit
SB15 10A J533 - Data bus diagnostic interface
SB16 10A J299 - Secondary air pump relay (BSE, BSF)
15A N18 - Exhaust gas recirculation valve
N75 - Charge pressure control solenoid valve
N249 - Turbocharger air recirculation valve
N316 - Intake manifold flap valve (BMR, BUZ)
N345 - Exhaust gas recirculation changeover valve
Z19 - Lambda probe heater (BLY, BLF, BLR, BLX, BVX, BVY, BVZ)
Z28 - Lambda probe 2 heater (BLR, BLX, BVX, BVY, BLF)
SB17 40A J359 - Low heat output relay ³)
SB18 5A J359 - Low heat output relay ²)
J360 - High heat output relay ²)
SB19 30A R12 - Amplifier
SB20 5A G476 - Clutch position sender (BSE, BSF, BLF, BMP, BKC, BMA, BKP, BVE, BVW, BLS, BMR, BUZ)
15A N276 - Fuel pressure regulating valve (BLF, BLR, BLX, BLY, BVX, BVY, BVZ)
SB21 20A J364 - Auxiliary heater control unit
SB22 30A J400 - Wiper motor control unit
SB23 10A F265 - Map-controlled engine cooling system thermostat (BLR, BLX, BLY, BVX, BVY, BVZ)
J293 - Radiator fan control unit
N80 - Activated charcoal filter solenoid valve 1 (BLF, BLR, BLX, BLY, BVX, BVY, BVZ, BSE, BSF)
N156 - Variable intake manifold changeover valve (BLF, BLR, BLX, BLY, BVX, BVY, BVZ)
N205 - Camshaft control valve 1(BLF, BLR, BLX, BLY, BVX, BVY, BVZ)
N316 - Intake manifold flap valve (BLF, BSE, BSF)
V157 - Intake manifold flap motor (BKC, BMA, BKP, BVE, BVW)
Z19 - Lambda probe heater (BLS)
SB24 10A J583 - NOx sensor control unit (BLX, BVY)
15A Z19 - Lambda probe heater (BLS, BMP, BMR, BUZ, BSE, BSF, BLY, BVZ)
Z29 - Lambda probe 1 heater after catalytic converter (BSE, BSF, BLY, BVZ, BMP, BUZ, BLR, BLX, BVX, BVY)
Z30 - Lambda probe 2 heater after catalytic converter (BLR, BLX)
Z64 - Lambda probe heater 3, after catalytic converter (BLR, BVY)
SB25 40A J519 - Onboard supply control unit
SB26 40A J519 - Onboard supply control unit
SB27 60A Z2 - Heated windscreen
SB28 40A V101 - Secondary air pump motor (BSE, BSF)
50A J179 - Automatic glow period control unit
SB29 50A J519 - Onboard supply control unit
SB30 50A J519 - Onboard supply control unit
