DTC P1536: Oil Pump Activation: Notes

Diagnostic information - DME (DFI) control unit 

INFORMATION 

• The measured oil pressure is compared with the setpoint oil pressure.
• The setpoint oil pressure depends, among other things, on the ambient conditions (temperatures, off time, etc.), operating point of the engine...
• A fault is detected if the PWM signal is outside a defined range for > 30 seconds.