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Experiencing Reduced Range and Slower Charging on my 2022 R1T

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Christine P. · rep 0 · May 22, 7:23 AM · 1 replies · solved · Question

Vehicle: 2022 Rivian R1T Launch Edition

Hey everyone,

I've been noticing a significant drop in my 2022 Rivian R1T Launch Edition's range lately. What used to be a comfortable 300+ miles is now barely hitting 250 on a full charge, even with similar driving conditions and temperatures. It's quite frustrating, especially when planning longer trips.

On top of that, charging seems to be taking much longer than it used to. Whether I'm using my home Level 2 charger or a public DC fast charger, the charging rate feels noticeably slower. I've tried different chargers and locations, but the issue persists.

Has anyone else with a 2022 R1T experienced similar problems? Is this a known issue, perhaps related to a software update or battery degradation? I'm trying to figure out if this is something I can troubleshoot myself or if it warrants a service appointment. Any advice or shared experiences would be greatly appreciated!

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 22, 7:23 AM

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ClearTheCode admin answer:

Reduced range and slower charging on your 2022 Rivian R1T can be concerning, but there are several common causes and troubleshooting steps before needing a service visit. Rivian vehicles are highly integrated, and often issues can be resolved with software or minor adjustments.

  1. Check for Software Updates: Rivian frequently releases over-the-air (OTA) updates that can improve battery management, charging efficiency, and range estimation. Ensure your R1T is running the latest software version. Outdated software can sometimes lead to inaccurate range predictions or suboptimal charging algorithms.

  2. Review Driving Habits and Environment: Aggressive driving, heavy acceleration, and consistent high speeds significantly impact EV range. Also, extreme cold or hot weather can temporarily reduce battery efficiency and charging speeds. If you've recently changed your driving patterns or the weather has shifted, this could be a contributing factor.

  3. Test Different Charging Stations: While you mentioned trying different chargers, it's worth re-evaluating. Sometimes, a specific public charger might be throttled or experiencing issues. Try a variety of Level 2 and DC fast chargers from different networks if possible. Ensure your home charger is functioning correctly and that your electrical panel can consistently deliver the expected amperage.

  4. Battery Health and Calibration: While less common for a 2022 model, battery degradation can occur over time, especially with frequent DC fast charging. Rivian's battery management system (BMS) continuously monitors battery health. Sometimes, the BMS might need recalibration. Driving the battery down to a low state of charge (e.g., 10-20%) and then charging it fully to 100% a few times can help the BMS recalibrate its estimates.

  5. Diagnostic Codes: Rivian vehicles typically display specific warnings on the infotainment screen if there's a critical system fault. While there aren't generic OBD-II codes for proprietary EV battery/charging issues, any dashboard warning lights related to the powertrain or charging system should be noted.

When to See a Shop:

  • If the issue persists after trying the above steps.
  • If you receive any specific warning messages or fault codes on your Rivian's display related to the battery, charging system, or powertrain.
  • If the range drop or charging slowdown is sudden and drastic, not gradual.
  • If you suspect a hardware failure with the onboard charger, battery pack, or charging port. Rivian service centers have specialized diagnostic tools to pinpoint these issues. Contact Rivian service directly through your app or their support line to schedule an appointment.
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