90 lines
6.0 KiB
Markdown
90 lines
6.0 KiB
Markdown
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# Charging, Replacing, Disconnecting or Connecting the 12-volt Vehicle Battery
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If you suspect that the 12- volt vehicle battery is damaged or faulty, go to a suitably qualified workshop and have the 12- volt vehicle battery checked. Volkswagen recommends contact with an ID. UNYX Service Center.
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# Charging the 12-volt vehicle battery
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The 12- volt vehicle battery should be charged by a suitably qualified workshop, as the technology used in factory- fitted 12- volt vehicle batteries requires voltage- limited charging. Volkswagen recommends contact with an ID. UNYX Service Center.
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# Replacing the 12-volt vehicle battery
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The 12- volt vehicle battery has been developed to suit the conditions of its installation location and has special safety features. If a 12- volt vehicle battery has to be replaced, the replacement part must be installed by a workshop qualified to do this. For component information on size and the required maintenance, capacity and safety features, please contact a suitably qualified workshop, which must have the necessary technical documentation and equipment. Volkswagen recommends contact with an ID. UNYX Service Center. The ventilation opening of the 12- volt vehicle battery must always be on the negative terminal side: the ventilation opening on the positive terminal side must always be sealed.
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Only maintenance- free 12- volt vehicle batteries compliant with the standards TL 825 06 and VW 7 50 73 should be used. These standards must be dated October 2014 or later.
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The 12- volt vehicle battery must always be replaced by a workshop qualified to do this, as the vehicle electronics must be adapted as part of the replacement process. In addition, the battery parameters for functional safety were determined only with the original equipment battery. Only suitably qualified workshops have the technology required to carry out this adjustment and also the correct replacement batteries.
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# Disconnecting the 12-volt vehicle battery
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Please note the following if the 12- volt vehicle battery needs to be disconnected:
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1. Switch all electrical consumers off.
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2. First disconnect the negative cable and then the positive cable.
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# Connecting the 12-volt vehicle battery
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Please note the following if the 12- volt vehicle battery needs to be connected:
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1. Switch all electrical consumers off.
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2. First reconnect the positive cable and then the negative cable.
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Various indicator lamps may light up after the 12- volt vehicle battery has been connected and the ignition is switched on. They will go out if you drive a short distance at a speed of around $15\mathrm{km / h}$ to $20\mathrm{km / h}$ . If the indicator lamps stay lit, the vehicle should be checked by a suitably qualified workshop. Volkswagen recommends contact with an ID. UNYX Service Center.
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If the 12- volt vehicle battery was disconnected for an extended period, the system may not able to calculate or correctly display the time when the next service is due. Observe the maximum permissible service intervals.
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Perform the following actions if the ignition cannot be switched on after connecting the 12- volt vehicle battery:
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1. Lock and unlock the vehicle from the outside.
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2. Try to switch on the ignition again.
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3. Please seek expert assistance if the ignition cannot be switched on.
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# Automatic switch-off for electrical consumers
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If the side or parking lights are switched on for a long time when the vehicle is parked with the vehicle's drive system deactivated, the intelligent onboard supply management system cannot always prevent discharge of the 12- volt vehicle battery.
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If the 12- volt vehicle battery is subject to high loads, the intelligent onboard supply management system automatically performs various measures to prevent discharge of the 12- volt vehicle battery.
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- The performance of large electrical consumers may be reduced or they may be switched off completely.
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# Discharge of 12-volt vehicle battery
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It may not be possible to activate the vehicle's drive system if the battery is discharged. The 12- volt vehicle battery will continue to discharge.
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- By long standing periods without activating the vehicle's drive system.
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- Through use of electrical consumers when the vehicle's drive system has been deactivated.
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# WARNING
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Incorrectly securing the battery and using incorrect 12- volt vehicle batteries can cause short circuits, fire and serious injuries.
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- Always use maintenance-free and leak-proof 12-volt vehicle batteries that have the same properties, specifications and dimensions as the factory-fitted 12-volt vehicle battery.
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# WARNING
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A highly explosive mixture of gases is given off when the 12- volt vehicle battery is being charged.
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- 12-volt vehicle batteries should only be charged in well-ventilated spaces.
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- Never charge a 12-volt vehicle battery which is frozen or has been frozen. Discharged 12-volt vehicle batteries can already freeze at temperatures of around $0^\circ \mathrm{C}$ .
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- The 12-volt vehicle battery must be replaced if it has ever frozen.
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# WARNING
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A highly explosive mixture of gases is produced in the 12- volt vehicle battery during vehicle operation.
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# CAUTION
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Incorrectly connected cables can cause a short circuit. This can damage the vehicle electronics system and cause injuries.
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- First connect the positive cable and then the negative cable.
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# NOTICE
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This can damage the electrical system or electronic components, which can cause electrical faults.
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- Never disconnect 12-volt vehicle batteries if the ignition is switched on or when the vehicle's drive system is activated.- Never connect equipment that supplies electric power, e.g. battery charger, to the 12-volt socket to charge the 12-volt vehicle battery.- Never use a 12-volt vehicle battery that does not correspond with the vehicle's specifications.
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12- volt vehicle batteries may contain toxic substances such as sulphuric acid and lead. Dispose of the 12- volt vehicle battery in accordance with the relevant regulations.
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Electrolyte can pollute the environment. Clean up any service fluid leakages and dispose of them properly.
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