EPAS3P-A125
EPAS3P_a125_trqSensTrimOutRange
What does EPAS3P-A125 mean?
Tesla alert code in the Electric Power Steering Primary (EPAS3P) module. Torque sensor zero point calibration out of range Motor Angle trim service not performed or incorrect value stored Torque sensor zero point callibrated Reduced steering assist, EAC inhibited, SASQF = UNDEFINABLE_ACCURACY Invalid ESP_wheelRotationChecksum value received Unexpected ESP_wheelRotationChecksum value received EPAS observes expected ESP_wheelRotationChecksum value Damping controller correlation error Invalid DI_torque1Counter value received DI_torque1Counter is not incrementing correctly EPAS observes DI_torque1Counter incrementing correctly External Angle Controller is inhibited Active return controller correlation error Proportional-integrator motor control error counter exceeds 25% of threshold External angle controller correlation error |torque command path1 - path2| > 0.1Nm High-side phase W undervoltage Regulator internal error observed Motor position sensor 2 magnetic field not detected Difference between torque sensor 1 and 2 exceeds threshold Calibrate torque sensors 1 and 2 Difference between battery and bridge voltage exceeds threshold Gate drive supply undervoltage Motor position sensor not calibrated Calibrate motor position sensor Assist redcued due to supply overvoltage Assist reduced due to supply overvoltage Proportional-integrator motor control error counter exceeds 85% of threshold Invalid APS_eacMonitorChecksum value received Unexpected APS_eacMonitorChecksum value received by EPAS Expected APS_eacMonitorChecksum value received by EPAS Invalid motor rotation direction Powerpack Polarity service not performed or incorrect value stored Current sensor correlation error |high freq current - low freq current| > 3.34 A at motor speed < 500 rpm
Original Description
Torque sensor zero point calibration out of range Motor Angle trim service not performed or incorrect value stored Torque sensor zero point callibrated Reduced steering assist, EAC inhibited, SASQF = UNDEFINABLE_ACCURACY Invalid ESP_wheelRotationChecksum value received Unexpected ESP_wheelRotationChecksum value received EPAS observes expected ESP_wheelRotationChecksum value Damping controller correlation error Invalid DI_torque1Counter value received DI_torque1Counter is not incrementing correctly EPAS observes DI_torque1Counter incrementing correctly External Angle Controller is inhibited Active return controller correlation error Proportional-integrator motor control error counter exceeds 25% of threshold External angle controller correlation error |torque command path1 - path2| > 0.1Nm High-side phase W undervoltage Regulator internal error observed Motor position sensor 2 magnetic field not detected Difference between torque sensor 1 and 2 exceeds threshold Calibrate torque sensors 1 and 2 Difference between battery and bridge voltage exceeds threshold Gate drive supply undervoltage Motor position sensor not calibrated Calibrate motor position sensor Assist redcued due to supply overvoltage Assist reduced due to supply overvoltage Proportional-integrator motor control error counter exceeds 85% of threshold Invalid APS_eacMonitorChecksum value received Unexpected APS_eacMonitorChecksum value received by EPAS Expected APS_eacMonitorChecksum value received by EPAS Invalid motor rotation direction Powerpack Polarity service not performed or incorrect value stored Current sensor correlation error |high freq current - low freq current| > 3.34 A at motor speed < 500 rpm
Severity Notes
EPAS3P-A125 is an Alert in the Electric Power Steering Primary system. It is generally safe to continue driving, but have it checked at your next scheduled service.