2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 334
Engine Oil Pressure Sensor/Switch High
Condition for fault identification
Test condition:
Signal monitoring, oil pressure data
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 9.15 V
Condition for fault memory entry
2 sec.
Action in service
1) Perform electrical check on sensor wire and power-supply
wires
2) Visual inspection of plug-in contacts (on component and
DME ends) 3) Replace sensor
Fault effect and breakdown warning
Driver information
Warning light:
No message currently available!
Service instruction
none
30C4 - P15A1 (DME)
30C4 - P15A1
Information saved in
DME
Fault code
30C4 - P15A1
Fault text
Engine-oil-pressure control, mechanical
Fault description
Engine Oil Pressure Control, Mechanical, Solenoid Valve
Sticking In Fully Energized Position (Minimum Oil
Pressure)
Condition for fault identification
Test condition:
none
Terminal condition: none
Voltage condition:
none
Condition for fault memory entry
none
Action in service
none
Fault effect and breakdown warning
