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2026. 6. 30. 작업
Alternator isn't charging battery properly. Replace or swap regulator only?
This sounds like a regulator fault. I sell these alternators daily, and we cannot get the regulator as a spare part (well, not here in NZ, anyway). The alternator has a feedback terminal to the ECU. If it does it again, give the alternator connector a clean and see if it goes away. If it does, the issue is a loose connection. If it doesn't, then the issue is internal and you're up for a new unit. The reason the other lights come on, is that the ECU recognizes that these items may fail if the battery is not fully charged. As the report is not coming back from the alternator to say that it is charged, the ECU flags a fault on those items as well. Of course, the above assumes that the battery is in good condition. As the car is less than a year old, it would be pretty odd if the battery is faulty. A proper load test and off-vehicle charge should clear the battery of guilt. When should you swap the regulator versus swapping the entire alternator? When you know what has damaged the regulato
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I have a 2006 Toyota Rav4 - The other day, the car wouldn't start. We jumped the battery and it started right up. No lights were left on and nothing is plugged in that would be causing this. I took it to the dealership and they said the battery was fine. Every morning it struggles to start, but eventually starts up. The dealership said it may be because I don't drive it far enough daily - However, I drive the car every day and I don't think that is the problem. Does this sound like an issue with the alternator or starter - or does it just sound like the battery is bad - but was charged after j
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1993 f150 4.9 5 speed manual Having bucking issues while accelerating. When I got the truck a month ago, it would only happen once in a while. Mainly on the highway and would just cut out for a few seconds then kick back on. I ignored it and it drove very nicely. No matter the load or rpm, it drove fine. Until a couple weeks ago it was cutting out again. I noticed the voltage gauge was going crazy. I noticed the bolts attaching the alternator case together were loose. I tightened the bolts and haven’t had an issue for a few weeks…. Until Yesterday, I started the truck and started driving and i
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The contact owns a 2018 Toyota Camry. The contact stated that while driving at various speeds, the vehicle lost motive power. There was a message displayed that the engine was off the instrument panel. The contact was able to restart the vehicle and continue driving. The vehicle was taken to a dealer, who was unable to diagnose the failure. The vehicle was taken to a certified mechanic, who diagnosed that there was a low-pressure fuel pump failure. The contact stated that the battery, alternator, and drive belt were replaced. The contact stated that the failure persisted. The vehicle was retur
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For example, it seems switching from some high wattage headlights to much lower wattage LED's frees up more of the alternator's power capacity. But, does this mean the alternator (or other electrical components like the voltage regulator) will start to run hotter? (to dissipate excess power via heat?) Or, does the decrease in overall electrical load simply get handled by just easing up the load on the engine making it easier to spin the alternator in the first place?