MyTeslaMate
EPASTP family

EPASTP_a174_pmpPhasecurrentAge

Not Available

What does the EPASTP_a174_pmpPhasecurrentAge alert mean?

This alert is reported by the PlatformModeProvider_R12 (PMP) component if phase current QualityofService is CS_ERROR and tolerance timeout has elapsed or the PhaseCurrents have latent failure and MotorController is not operating.

What you'll see in your Tesla

  • Not Available

What triggers it

EPAS detected current measurement failures causing offset or saturation in measured bus current (Phase current faulty QoS).

When it clears

EPAS HW failure. EPAS power cycle N times and if persists, the gear needs to be changed.

Potential impact

EPAS full loss of assist.

Affected models

Model Y Model Y 2025+

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.