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)
It connects the battery terminal to the lead for the starter motor and to the first level power fuses.
On the basic version it protects the power 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 disconnected device in series to the battery terminal. This device, operate by the AIR BAG control unit (CAB), via two wires, interrupts the power supply for the
starting/recharging lead (not fitted on the 937 model).
- 1 Cover covering/protecting junction unit
- 2 Retaining mounting
- 3 Bolts fixing control unit to battery
| N. | CODE | Fuses on 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 |
When the retaining mounting B is fitted in the battery housing, tighten the two self-threaded bolts 3 and then fasten the collar to the positive battery terminal.
Parts & tools for this job For 2000 Alfa Romeo 147
- TOOLBattery testerSearch: car battery tester
- TOOLDigital multimeterSearch: automotive digital multimeter
- TOOLBattery terminal cleanerSearch: battery terminal cleaner
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