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2017 Nissan Rogue SL - Battery Draining Fast, Check Engine Light On

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Sarah K. · rep 0 · May 25, 1:55 AM · 1 replies · solved · Question

Vehicle: 2017 Nissan Rogue SL

Hey everyone, I'm having a frustrating issue with my 2017 Nissan Rogue SL. For the past week, the battery seems to be draining really fast. If I leave it parked for more than a day, it's dead. I've had to jump it a few times already.

Yesterday, the 'Check Engine' light came on, and I also noticed the headlights seem a bit dim when the engine is idling. Could this be an alternator problem, or something else drawing power?

I'm worried about getting stranded. Any ideas on what might be going on before I take it to the shop?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 1:55 AM

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ClearTheCode admin answer:

This sounds like a classic charging system issue, which can be caused by several factors. A rapidly draining battery combined with dim lights and a Check Engine Light (CEL) often points to the alternator.

Possible Causes:

  1. Failing Alternator: The most common culprit. If the alternator isn't properly charging the battery while the engine runs, the battery will eventually die. This can trigger codes related to system voltage.
  2. Parasitic Draw: Something in the vehicle is staying on and drawing power even when the car is off. This could be anything from a faulty interior light switch to an aftermarket accessory or a module not properly shutting down.
  3. Bad Battery: While less likely to cause dim lights and a CEL on its own, an old or faulty battery might not hold a charge effectively, exacerbating charging system problems.
  4. Loose or Corroded Connections: Poor connections at the battery terminals or alternator can impede proper charging.

Initial Steps for Diagnosis:

  1. Check Battery Terminals: Ensure they are clean and tight.
  2. Battery Test: Many auto parts stores offer free battery and charging system tests. This can quickly tell you if your battery is healthy and if the alternator is producing the correct voltage.
  3. OBD-II Scan: Get the CEL codes read. Common codes for this issue include P0562 (System Voltage Low) or P0563 (System Voltage High), which directly point to charging system problems.

When to See a Shop:

If the battery and charging system tests indicate a fault with the alternator, or if you're unable to diagnose a parasitic draw yourself, it's crucial to visit a qualified mechanic promptly. Driving with a failing charging system can lead to unexpected breakdowns, potential damage to other electrical components, and even safety hazards due to dim lighting. A professional can accurately diagnose the alternator, trace parasitic draws, or address any complex wiring issues.

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