Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
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One or more expected Controller Area Network (CAN) messages from the Audio Digital Signal Processor (ADSP) electronic control unit (ECU) was not received. ADSP data from accelerometers may be unavailable.
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One or more expected CAN messages from the ADSP is not successfully received. May be due to missing message(s), message reception rate error, or invalid checksum / counter error (message is too short / long, the checksum does not match, or unexpected sequence errors are present).
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Air suspension functionality may be reduced. Excessive leveling corrections may occur. Active damping control may be disabled.
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No
|
|
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Supply voltage to ECU is above 16.5V
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Supply voltage to ECU rises above 16.5V
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No direct impact, but functionality may degrade or ECU may be damaged.
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No
|
|
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Off board 5V pressure sensor switched supply is measured to be over 5.5V.
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Off board 5V pressure sensor switched supply is measured to be over 5.5V.
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Air suspension leveling will be disabled.
|
No
|
|
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Off board 5V pressure sensor switched supply is measured to be under 4.5V.
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Off board 5V pressure sensor switched supply is measured to be under 4.5V.
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Air suspension leveling will be disabled.
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No
|
|
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Off board 5V pressure sensor switched supply is measured to be approximately 0V.
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Off board 5V pressure sensor switched supply is measured to be approximately 0V.
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Air suspension leveling will be disabled.
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No
|
|
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Off board 5V ride height sensor switched supply is measured to be over 5.5V.
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Off board 5V ride height sensor switched supply is measured to be over 5.5V.
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Air suspension leveling will be disabled. Active damping control will be disabled.
|
No
|
|
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Off board 5V ride height sensor switched supply is measured to be under 4.5V.
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Off board 5V ride height sensor switched supply is measured to be under 4.5V.
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Air suspension leveling will be disabled. Active damping control will be disabled.
|
No
|
|
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Off board 5V ride height sensor switched supply is measured to be approximately 0V.
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Off board 5V ride height sensor switched supply is measured to be approximately 0V.
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Air suspension leveling will be disabled. Active damping control will be disabled.
|
No
|
|
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Pressure sensor signal voltage too high.
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Pressure sensor signal received is too high.
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Air suspension leveling will be disabled.
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No
|
|
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Pressure sensor signal voltage too low; likely disconnected.
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Pressure sensor signal received is too low.
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Air suspension leveling will be disabled.
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No
|
|
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Off board 5V switched supply is measured to be over 5.5V.
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Off board 5V switched supply is measured to be over 5.5V.
|
Air suspension leveling will be disabled.
|
No
|
|
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Off board 5V switched supply is measured to be under 4.5V.
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Off board 5V switched supply is measured to be under 4.5V.
|
Air suspension leveling will be disabled.
|
No
|
|
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Off board 5V switched supply is measured to be approximately 0V.
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Off board 5V switched supply is measured to be approximately 0V.
|
Air suspension leveling will be disabled.
|
No
|
|
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On board 5V switched supply is measured to be below 4.5V.
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On board 5V switched supply is measured to be below 4.5V.
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Air suspension leveling will be disabled. Systems with adaptive dampers will no longer drive current to dampers.
|
No
|
|
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On board 5V switched supply is measured to be approximately 0V.
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On board 5V switched supply is measured to be approximately 0V.
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Air suspension leveling will be disabled. Systems with adaptive dampers will disable the dampers.
|
No
|
|
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Rear right height sensor disconnected, or signal line from rear right Pulse Width Modulation (PWM) height sensor floating.
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Rear right height sensor disconnected, or signal line from rear right PWM height sensor floating.
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Air suspension leveling will be disabled. Systems with adaptive dampers will disable active damping control.
|
No
|
|
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Rear left height sensor disconnected, or signal line from rear left Pulse Width Modulation (PWM) height sensor floating.
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Rear left height sensor disconnected, or signal line from rear left PWM height sensor floating.
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Air suspension leveling will be disabled. Systems with adaptive dampers will disable active damping control.
|
No
|
|
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The Tesla Air Suspension (TAS) electronic control unit (ECU) has received a vehicle controller request to shed electrical loads and enter low power mode.
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The TAS ECU receives a vehicle controller request to shed electrical loads.
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Air suspension leveling may not operate as expected.
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No
|
|
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Front right height sensor disconnected, or signal line from front right Pulse Width Modulation (PWM) height sensor floating.
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Front right height sensor disconnected, or signal line from front right PWM height sensor floating.
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Air suspension leveling will be disabled. Systems with adaptive dampers will disable active damping control.
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No
|
|
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Front left height sensor disconnected, or signal line from front left Pulse Width Modulation (PWM) height sensor floating.
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Front left height sensor disconnected, or signal line from front left PWM height sensor floating.
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Air suspension leveling will be disabled. Systems with adaptive dampers will disable active damping control.
|
No
|