The earths present on the vehicle, categorised according to their relationship with the various wires, are as follows.Crossmember wiring:- left front earth, C10 AEngine service wiring:- injection control unit earth, C60 (only 1.3 JTD engine)- battery earth, C1 (only 1.9 JTD engine)Dashboard wiring:- driver''s dashboard earth, C 15 C- Air Bag system earth, C50 ARear wiring:- left front earth, C10 B- ABS front earth, C12- electric steering front earth, C14- driver side dashboard earth, C15 A, C15 B- passenger side dashboard earth, C20- left rear earth, C30 A. C30 B- Air Bag system earth, C50 BBattery negative wiring:- battery earth on engine (on gearbox), C02- battery earth on body, C03Engine wiring:- compressor earth, C39 (only petrol engines and 1.9 JTD )- earth on engine, C40, C40A, C40 B (petrol engine only)Air conditioner/heater wiring:- air conditioning unit earth, C16