How many volts should an alternator read
Web1 jun. 2024 · Many late-model vehicles use the PCM to control alternator output. The PCM decides how much voltage the charging system needs by looking at data from the body … Web16 jun. 2012 · Can anyone tell me how much voltage should be outputted at the alternator 2 pin terminal of the exciter wire. I am only getting about 2.5V. I have no voltage drops …
How many volts should an alternator read
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Web21 okt. 2012 · 1,399 Posts. Discussion Starter · #1 · Oct 19, 2012. I have a replacement alternator on my 6.0 from O'Reillys and I have noticed on my Livewire that on startup my voltage is 11.5 and after a few seconds it goes up slowly to 13.0-13.4 volts. The highest I've ever seen it go was 13.5 but that has only happened a few times. Web7 jul. 2024 · Is 14.6 volts too much? The battery terminal charging voltage must be less than 14.7 volts to prevent excessive gassing. … 14.8 would start to be a worry (there might be liquid or corrosion on the battery) and 15 volts would be a real concern, but 14.6 is fine.Less than 14.3 would be a “weak” alternator or regulator.
Web23 mei 2012 · But the alternator is at least putting out some charge because it never drops continuously, it stays at the same voltage with any electronics turned on, albeit low. With … Web26 apr. 2024 · This device will be able to detect how much voltage is running through the ECU. How many volts should an alternator put out? 13.5-14.5 volts. A good alternator should put out between **13.5-14.5 volts. Stress test the alternator – Place a load on the alternator by turning on the headlights, the radio and the air conditioning.
Web11 mei 2015 · The reading should not be jumping from 12v-15v. Something was wrong. We had the the meter hooked up to the main feed wire for the alternator, and grounded … Web23 sep. 2024 · You should get a reading of 0.00, or no more than 0.05. High resistance will prevent the charger from working properly. Next, set the charger to a specific voltage setting and attach the voltmeter. If the reading on the voltmeter doesn’t match the voltage setting on the charger, the charger is likely bad and will need to be replaced.
Web13 mrt. 2024 · If the alternator is working efficiently, it should be able to keep the battery voltage within the range of about 13.9 volts to about 14.8 volts. The optimum battery voltage is about 14.2. these values are indicative of the charging capacity of the car’s …
Web13 apr. 2024 · When charging a lead – acid battery, the three main stages are bulk, absorption, and float. Occasionally, there are equalization and maintenance stages for … career path for a software engineerWeb23 dec. 2015 · The car's alternator voltage regulator senses the battery voltage, which depending on state of charge of the battery, will be somewhere between ~12.6V and 14.5Vdc. The voltage regulator is nothing but a voltage-controlled switch. It compares the battery voltage to an internal reference voltage and drives a switch. career path for accountantWeb4 mrt. 2024 · Charging output can be tested on a vehicle with a digital voltmeter. A good alternator should produce about 13.5 to 14.5 volts with the engine idling. If the voltage reading is low (12.5 volts or less), it indicates a charging problem but does not tell you what's causing it. career path for a lawyerWeb10 apr. 2013 · Check voltage at the batteries should be over 14 volts. If not check connections, if still low get another alternator. I have had my share of bad rebuild parts. Where did you bye it? 05 F350 6.0 AUTO FX4 SCT Extreme street by Innovative Diesel F Ford06 Registered Joined Oct 26, 2005 1,368 Posts #5 · Apr 8, 2013 career path for analystWeb14 jan. 2014 · A good alternator should maintain battery voltage between 13.9 and 14.8 volts (14.2 is optimum). Even worst-case, with all accessories turned on, there should … brooklyn clothing manufacturingWeb10 dec. 2013 · GM introduced the internally regulated 10Si series alternator (“Si” stands for “Systems Integrated”) in 1969, which was commonplace in most GM cars and trucks … brooklyn cloth jean jacketWeb27 nov. 2024 · If these test are good then i believe the charging system is doing its job. To test the higher end of the alternator output discharge the battery ( high beams on until v drops to around 12.2v) Start car, the alt should be outputting a higher voltage than 13.2 until bat charges back up to max. Let us know the outcome. brooklyn clothing line