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DIR_a153 — Oil Pump Diagnostics

Full alert identifier: DIR_a153_oilPumpDiagnostics

Alert description

The Drive Inverter (DIx) has detected unexpected oil pressure from the oil pump.

Potential impact

Drive Unit thermal estimation and limits may be impacted and not function as expected. Torque production could be limited.

Set condition

DIx has detected unexpected oil pressure from the oil pump. The oil pump may have a condition affecting functionality.

Clear condition

The DIx no longer detects unexpected oil pressure condition. Inspect Drive Unit oil level and oil pump.

Signals to check

These diagnostic fields are associated with DIR_a153. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Dc Voltage DIR_a153_dcVoltage
255
SNA
V
Low Press Plausibility DIR_a153_lowPressPlausibility %
Oil Flow DIR_a153_oilFlow
255
SNA
LPM
Oil Pump Alert DIR_a153_oilPumpAlert —
Oil Temperature DIR_a153_oilTemperature
255
SNA
DegC
Phase Current DIR_a153_phaseCurrent
255
SNA
A
Reason DIR_a153_reason
0
NONE
1
OPC ALERT
2
PRESS 6LPM OK
3
PRESS 9LPM OK
4
PRESS LOW
5
PRESS HIGH
—
State DIR_a153_state
0
STANDBY
1
ENABLE
2
COLD STARTUP
6
FAULTED
7
SNA
—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIR_a153.

Browse all DIR alert codes