Control unit on battery (cba)
- Make
- Alfa Romeo
- Model
- 147 Factory Service Manual
- Year
- 2000–2002
- Section
- Current generation lighting › Control unit on battery (cba)
CONTROL UNIT ON BATTERY (CBA)
- 1 Fuse carrier casing
- 2 Control unit fixing bolts
- 3 Positive battery terminal
- 4 Fuse (F71)
- 5 Fuse (F72)
- 6 Fuse (F73)
- 7 Fuse (F70)
- 8 Battery lead isolator (not fitted)
This connects the battery terminal to the lead at the starter motor and to the first level power fuses.
On the basic version, it protects the supply for the engine compartment control unit (CVM) and the dashboard control unit (CPL).
In the complete configuration it also protects the power supply for the Selespeed electro-hydraulic pump and the air conditioning additional heater (PTC2) (Diesel version).
The battery control unit is designed to work alongside an automatic battery disconnection device in series to the battery terminal. This device, operated by the AIR BAG control unit (CAB) via two wires, interrupts the supply for the engine
starting/recharging lead (not available on the 937 model).
- 1 Cover covering/protecting junction unit
- 2 Retaining mounting
- 3 Bolts fixing control unit to battery
| N. | CODE | Fuses in control unit (CBA) | Amperage |
|---|---|---|---|
| 4 | F71 | for dashboard control unit (CPL) | 70A |
| 5 | F72 | for PTC2 heater (Ds version) | 50A |
| 6 | F73 | for selespeed control unit (NCR) | 30A |
| 7 | F70 | for engine compartment control unit (CVM) | 125A |
Having fitted the retaining mounting B in the battery housing, tighten the two self-threaded bolts 3 and then fasten the collar to the positive battery terminal.
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