
LCM -> 19/21 - Turn lights switch / wire, short circuit to ground IKE -> BE/48 - Data-filing difference to central light module (LCM) Remember to turn the ignition OFF when pulling and replacing fuses and relays.DME -> 08/F2 - Air mass flow sensor signal, short circuit to negative or open circuitĠ8/F2 - Air mass flow sensor signal, short circuit to negative or open circuitĥA/12 - Exhaust temperature before catalyst, bank 1, signal line, short circuit to negativeĥC/12 - Exhaust temperature after catalyst, bank 1, signal line, short circuit to negativeĥB/12 - Exhaust temperature before catalyst, bank 2, signal line, short circuit to negativeĥD/12 - Exhaust temperature after catalyst, bank 2, signal line, short circuit to negativeĠ3/40 - Passenger's belt tensioner, resistance too highĦ1/20 - Passenger's seat belt buckle switch, resistance too low or short to ground.Installing a fuse with an ampere rating higher than recommended causes damage and possibly even causes fires if there is a short.If the new fuse blows again, there is an electrical problem, typically a short. Always replace a blown fuse with a new fuse with the same rating.Seat adjustment control module, right front Seat adjustment control module left front FuseĬruise control distance range control module The specific fuse list will be printed either on the back of the fuse cover or on a piece of paper placed in the fuse box. Check the owner’s manual or the fuse layout on your BMW 3-Series.

The fuses you have in your car depend on the options installed on your BMW. The fuse chart could change between production years and different trims. The exact fuse chart in your BMW 3-Series may be different. Below is a reference table that shows the fuse designation for BMW 3-Series.
