Tesla Model S alerts codes

TAS_a040 / TAS_a040_PWMopenRL

Alert Description
Rear left height sensor disconnected, or signal line from rear left PWM height sensor floating.

Potential Impact
Air suspension leveling will be disabled. Systems with adaptive dampers will disable active damping control.

Set condition
Rear left height sensor disconnected, or signal line from rear left PWM height sensor floating.

Clear condition
Expected PWM signal received from rear left ride height sensor.

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