UK Car Repair Questions? Ask a Mechanic for Answers ASAP
Hi,the vehicle alternator doesn't work properly the voltage regulator need to be replaced in short trip the alternator is able to recharge the battery and supply the the power to other unit due to the regulator failure...feel free to ask any related questionshave a blessed day
Even if the battery is good the regulator can charge the new battery in bad way and this lead to consume the power from the new battery in short trip ...in longer trip the consumed power will be compensate due to the time of bad charging .
Please check the alternator regulator voltage and not the battery . there is a special alternator tester it will help show you the exact figure of the regulator and you will see clearly that it's charging very slowly and not properly
this type of tools can help you in the diagnoses of the voltage regulator.
please feel free to ask any related questions.