Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Alfa Romeo 147 Factory Service Manual (2000-2004)19 · Wiring diagrams and electrical functions
19 · Electrical

EARTHS - Functional description

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2004
Section
Power supply and earths › EARTHS - Functional description
Wiring diagrams and electrical functionsEARTHS - Functional description

EARTHS - Functional description

Functional description

The earths on the vehicle are divided according to the various wiring they belong to.

Radiator wiring:

  • battery earh, C01A

Front wiring:

  • left front earth, C10
  • right front earth, C11
  • ABS front earth (at left corner), C12
  • battery earth, C01B (JTD version only)

Dashboard wiring:

  • driver's dashboard earth, C15A
  • driver's dashboard earth, C15B
  • Air Bag system earth, C50A

Rear wiring:

  • driver's dashboard earth, C15C
  • left rear earth, C30
  • right rear earth, C31
  • rearscreen earth. C32
  • earth on centre tunnel, C38
  • Air Bag system earth, C50B

Battery negative wiring:

  • battery earth on engine (on gearbox), C02
  • battery earth on bodyshell, C03

Engine wiring:

  • earth on engine, C40A-B-C

Air conditioning wiring:

  • air conditioning unit earth (on right side of dashboard), C16

BOSE system wiring

  • Bose system earth, C65

Parts & tools for this job For 2000 Alfa Romeo 147

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