2000 Mercedes-Benz SLK "battery volts down car heaters" Questions

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down and out from under the dash. I would test the blower first with a 12 volt jumper cord from the battery made out of house lamp cord, it is not usually the problem but the blower speed control 

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...battery, start engine should read between 13.5 and 14,5 volts, turn on headlights and heater blower meter should hold around 13.2 volts, if it drops lower then the alternator is not supplying enough ...

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...when i turn on the heater..runs battery down what can it be? ck wiring be sure all is good and snug ck voltage at pos wire on back of alt. if your not getting 13.25 volts out it is a bad

...voltage with engine running at fast idle , Should be around 14 volts . check the battery is fully charged , if all checks ok check the currant draw with a amp meter as there may be a short

Question about Mercedes-Benz SLK

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...battery with the engine running ,and head lights on,and ac on high blower motor setting,13.65 volts,to 14.25 volts,no less.also slow charge the battery to get a deep full charge,cause it will be low

...battery that way the alternator is the only voltage supply. If your car shuts down you know there is a issue with the alternator. Measure voltage with the cable off battery that will tell you what ...

...dc volts and unless auto zone employ qualified auto electricians they would not test to see if it is ac volts being put out If you can watch the battery volts going down then there is nothing going ...

Question about Mercedes-Benz SLK

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...Battery voltage above 10.6 volts, ASD is powered up, and O2 heater is off. Set Condition: The O2 heater voltage is out of range high. One trip fault. POSSIBLE CAUSES O2 SENSOR HEATER OPERATION O2 ...

volts the computer will start shutting down components to protect the battery and the memory of the computer. I would have the alternator tested as it should produce 13.0 to 14.5 volts Should you need

Question about Mercedes-Benz SLK

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...volts??? I looked at wiring diagrams at bbbindustries: the orange wire to the 20 amp htr fuse is direct from the ignition switch. You might check: that orange wire splices to the 10 amp brake fuse ...

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