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2023 Lucid Air Grand Touring - Reduced Power Mode & 'Service Required' Light

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Nicole W. · rep 0 · May 22, 7:25 AM · 1 replies · solved · Question

Vehicle: 2023 Lucid Air Grand Touring

Hey everyone,

I'm experiencing a concerning issue with my 2023 Lucid Air Grand Touring. While driving yesterday, the car suddenly went into a 'reduced power' mode, and a 'Service Required' message popped up on the main display. The acceleration was severely limited, and it felt like the car was struggling to maintain speed.

I managed to get it home, but I'm hesitant to drive it again. I tried turning it off and on, but the message persists, and the reduced power is still noticeable. I don't have an OBD-II scanner that can read EV-specific codes, but I'm wondering if anyone else has encountered this with their Lucid Air.

What could be causing this? Is this a common problem, or something more serious? Any advice on what I should check before contacting the service center would be greatly appreciated. Thanks in advance!

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 22, 7:25 AM

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ClearTheCode admin answer:

Experiencing a 'reduced power' mode and 'Service Required' message in your 2023 Lucid Air Grand Touring indicates a critical system fault that requires immediate attention. This is the vehicle's way of protecting itself and preventing further damage.

Potential causes for this issue often revolve around the high-voltage (HV) battery system, electric motors, or associated control units. Common diagnostic trouble codes (DTCs) that might be triggered include:

  • P0A00 series codes: Related to the high-voltage system, battery management system (BMS), or inverter faults.
  • P0B00 series codes: Indicating issues with the battery pack current sensor or voltage sensor circuits.
  • P0C00 series codes: Often pointing to electric motor or inverter performance problems.

Here are some steps and considerations:

  1. Do Not Drive: Given the 'reduced power' mode and 'Service Required' message, it's strongly advised not to drive the vehicle. Further operation could exacerbate the problem or lead to a complete breakdown.
  2. Check Charging Status: Ensure your vehicle has been charged properly and there are no obvious issues with your charging equipment or the vehicle's charge port.
  3. Software Glitch (Less Likely for Critical Faults): While less common for severe 'reduced power' modes, sometimes a system reset (if possible and safe, consult your owner's manual or Lucid support) can clear minor software glitches. However, do not rely on this for a persistent critical warning.
  4. Contact Lucid Service Immediately: This type of fault almost always requires professional diagnosis. Lucid vehicles are highly sophisticated, and specialized diagnostic tools are needed to accurately pinpoint the root cause. They can read the specific fault codes and perform in-depth system checks.

When to See a Shop:

  • Immediately. As soon as you experience a 'reduced power' mode and 'Service Required' message, contact Lucid Roadside Assistance or your nearest Lucid service center. This is not a DIY fix. The issue could range from a faulty sensor to a more significant problem with the battery pack, inverter, or electric motor, all of which require specialized tools and expertise to diagnose and repair safely.
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