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2022 Lucid Air Touring - Reduced Power Mode & 'Service Required' Message

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James R. · rep 0 · May 22, 7:25 AM · 1 replies · solved · Question

Vehicle: 2022 Lucid Air Touring

Hey everyone, I'm hoping someone here has experienced this before. My 2022 Lucid Air Touring suddenly went into a reduced power mode yesterday while I was driving. The main display showed a 'Service Required' message, and a yellow warning light came on.

It felt like the car was limiting acceleration significantly. I pulled over, turned it off and on, and the message cleared temporarily, but then came back after a few minutes of driving. I'm a bit worried as it's a relatively new car.

Has anyone seen this with their Lucid Air? What could be causing it? I'm trying to figure out if it's something minor or if I need to get it to the service center immediately.

✓ Accepted solution

ClearTheCode Admin

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

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ClearTheCode admin answer:

  1. Immediate Action: If your 2022 Lucid Air Touring is displaying a 'Service Required' message and is in reduced power mode, it's crucial to address it promptly. This indicates a significant system fault, often related to the high-voltage powertrain, and should not be ignored.

  2. Potential Causes: Reduced power mode in an EV, especially with a 'Service Required' message, can stem from several critical areas:

    • High-Voltage Battery System Fault: Issues with the battery management system (BMS), individual battery cell degradation, or a fault within the high-voltage battery pack itself. This is a common trigger for reduced power in EVs.
    • Inverter/Motor Control Unit (MCU) Malfunction: The inverter converts DC power from the battery to AC power for the electric motors. A fault here can directly impact motor performance and trigger warnings.
    • High-Voltage Interlock Circuit Issue: This safety circuit ensures all high-voltage components are properly connected and secured. A break or fault in this circuit will immediately shut down or limit the high-voltage system.
    • Sensor Malfunction: Various sensors monitor temperature, voltage, and current throughout the powertrain. A faulty sensor providing incorrect data can cause the system to enter a failsafe mode.
    • Diagnostic Trouble Codes (DTCs): A professional scan tool would likely reveal specific codes such as P0A00 (High Voltage System Malfunction), P0A01 (High Voltage Interlock Circuit Performance), or other manufacturer-specific codes related to the battery or motor system.

  3. What to Do: Given the complexity and high-voltage nature of the system, the safest and most recommended course of action is to contact Lucid service immediately. They have the specialized diagnostic equipment and trained technicians to safely and accurately diagnose and repair the issue. Do not attempt to diagnose or repair high-voltage components yourself, as this can be extremely dangerous.

  4. When to See a Shop: You should schedule an appointment with a Lucid service center as soon as possible. This type of warning is not typically something that can be resolved with simple DIY troubleshooting and requires professional attention to prevent further damage or safety risks.

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