- B1A Engine compartment junction unit ( FRONT )
- B1B Engine compartment junction unit ( FRONT )
- B1C Engine compartment junction unit ( ENGINE )
- B1D Engine compartment junction unit ( FRONT )
- B1E Engine compartment junction unit ( CROSSMEMBER ) (Air Conditioner)
- B1E Engine compartment junction unit ( CROSSMEMBER ) (Heater)
- B1X Engine compartment junction unit ( BATTERY POSITIVE )