| General notes on the repair of the vehicle electric system |
Caution | The instructions in the repair manual for disconnecting and connecting the battery must be followed . |
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WARNING | There are tools that have a safety, which should be placed over the point of these after using them, to protect the point and the personnel. |
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| For all repair work take into account the updated information that is included in the corresponding Repairs Manual. |
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| The legal requirements of each country should be taken into account. |
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| Before working on the electrical system, disconnect the battery earth strap. |
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| By disconnecting the earth strap (power interrupted), safety is guaranteed while working on the electrical system. The battery positive only needs to be disconnected if the battery is to be removed. |
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| Before starting repair work, it is vital to eliminate the cause of the damage in question, e.g. body parts with cutting edges, faulty electrical loads, rust etc. |
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| For further information (for example: fitting and removing parts and components) see the corresponding Repair Manual. |
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| Soldering is not permitted during repairs to the onboard network. |
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| Only repair cable harnesses and connections of the onboard network using the kit -VAS 1978 B- |
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| Repairs to the wire harness can only be carried out with yellow wires. |
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| The wiring harness repairs can not be taped with the original tape of the proper vehicle wiring harness and should be marked with a yellow coloured tape. |
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| The presence of wires and yellow coloured isolating tape is a signal of repair work done. |
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| As a general rule, crimped connections cannot be repaired. If necessary, fit a new wire alongside the defective wire. |
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| After closing the pressure connection, you should shrink it with the hot air blower to avoid the entry of moisture. |
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| It is obligatory to take into account the specific indications in case of repairs on wiring harnesses of airbag systems and belt tensioners, fiber optic cables, CAN bus wires, aerial wires and wires with sections smaller than 0.35 mm2 → Chapter. |
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| A function test must be performed after each repair. If necessary, query and delete the fault memory and reset the systems to zero. |
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| If possible, do not remove any earth straps to the bodywork (danger of corrosion) |
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