The earths present on the vehicle, categorised according to their relationship with the various wires, are as follows.Radiator wiring:- battery earth, C01 AFront wiring:- left front earth, C10- right front earth, C11- ABS front earth (on left corner), C12- earth on engine, C40Dashboard wiring:- passenger side facia earth, C20- Air Bag system earth, C50 ARear wiring:- driver''s dashboard earth, C 15- left rear earth, C30- right rear earth, C31- heated rear windscreen earth, C32- Air Bag system earth, C50 BBattery negative wiring:- battery earth on engine (on gearbox), C02- battery earth on bodyshell, C03 A, C03 BEngine wiring:- earth on engine, C40 B, C40 C, (petrol engine only)- compressor earth, C39 (only engine 3.2 V6 version)HIFI amplifier wiring:- earth for amplifier, C56Air conditioning wiring:- air conditioning unit earth, C16