Earths - description
- Make
- Fiat
- Model
- Doblò Factory Service Manual
- Year
- 2000–2010
- Section
- Power supply and earths › Earths - description
EARTHS - DESCRIPTION
Description
The following diagram shows the various earths on the vehicle, and the circuits connected to each are indicated.
It is thus easy to identify the circuits which are connected to earth from the same line; this facilitates fault finding if a problem involves more than one function: for example, the corrosion of one earth could put different circuits and several functions out of action at the same time.
several earths belonging to the same wiring are connected to one another, through the various joins in the actual wiring. This makes it possible to correctly connect all the electrical components on the same wiring to earth, even if one particular earth point does not guarantee an efficient contact to the vehicle bodyshell.
The following diagram shows the various earths on the car. The associated circuits are shown for each earth.
This makes it easy to identify the earthed circuits on an individual line: this aids fault and failure detection operations if problems affect more than one function, e.g. oxidation of an earth may put several circuits and numerous functions out of action simultaneously.
some earths belonging to the same wiring are connected to one another via the various welding on the actual wiring.
This allows all the electrical components on the same wiring to be earthed even if a particular earth point cannot allow effective contact with the vehicle body.
Parts & tools for this job For 2000 Fiat Doblò
- TOOLDigital multimeterSearch: automotive digital multimeter
- PARTAssorted fuse kitSearch: car fuse assortment kit
- TOOLWire crimper and connector kitSearch: wire crimper connector kit
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