What is the most common cause of an excessive parasitic drain?
The most common causes of parasitic drain are under hood lights, trunk lights, headlights or glove box lights that do not turn off when the door is closed. Relay switches that are stuck in the "on" position can also cause a battery to drain.
How do you stop a parasitic battery from draining?
You can avoid parasitic drain on your battery by unplugging optional equipment such as cell phones and chargers when you park your vehicle for the night. You can also turn off every light in your vehicle and make sure that your trunk, glove box and doors are all fully closed and latched before leaving your vehicle.6 Aug 2021
Can a parasitic drain ruin a battery?
If a battery goes long periods without being recharged by the alternator, those tiny milliamps drawn by parasitic devices will kill it. Even normal parasitic drain, also known as “key-off drain,” puts wear and tear on a battery. Allowing a battery to go dead for long periods of time will cause sulfation.11 Sept 2019
How do I find out what's draining my car battery?
https://www.youtube.com/watch?v=R_Mp8C06eHw
How do you test for a parasitic battery drain?
- Step 1: Remove Negative Battery Cable. Negative Cable Removed.
- Step 2: Check the Draw Across the Negative Cable and Battery Post.
- Step 3: Remove and Replace Fuses.
- Step 4: Isolate and Fix the Issue.
- Step 5: Replace Negative Battery Cable.
How do you check for parasitic draw with a multimeter?
https://www.youtube.com/watch?v=KF1gijj03_0
How do you fix a parasitic drain?
https://www.youtube.com/watch?v=B__DqK90IIc
How do you fix a parasitic battery drain?
- Set to Amps DC Pay Attention to Wire Leads.
- Remove Negative Cable.
- Negative Cable Removed.
- Remove Fuses.