This MLR F1 power unit pressure relief valve, for the hydraulic power unit with OEM part number 179533, is for Ferrari models with the F1 transmission and Maserati models with the Cambiocorsa, Duoselect or MC-Shift transmission. The valve is new and is a safety valve that prevents overpressure in the hydraulic system. Pressure calibration is available free of charge before shipment on request. This is a high-pressure system, so ensure there is no residual pressure in the unit before any service.
Product Details
- OEM Part Number: 179533
- Condition: New
- Additional Specifications:
- Function: prevents overpressure in the power unit hydraulic system
- Calibration: pressure calibration free of charge before shipment, on request
- Safety requirement: high-pressure system; ensure there is no residual pressure in the unit before any service
Common Failure Symptoms
- Valve releasing pressure prematurely
- Hydraulic system depressurizing rapidly
- F1 pump running more often or for longer than normal
- Loss of hydraulic pressure in the F1 system
- F1 failure warning light on the dash
Associated Diagnostic Trouble Codes (DTCs)
- P1778: Flow/pressure of pump insufficient
Compatibility
Ferrari models with F1 transmission:
- Ferrari 360 Modena, 360 Spider, 360 Challenge and 360 Challenge Stradale, 1999–2005
- Ferrari F430 Coupe, F430 Spider, F430 Challenge, 430 Scuderia and Scuderia Spider 16M, 2004–2009
- Ferrari 575M Maranello, 2002–2006
- Ferrari 575 Superamerica, 2005–2006
- Ferrari 599, 2006–2012
- Ferrari 612 Scaglietti, 2004–2011
- Ferrari Enzo, 2002–2004
Maserati models with Cambiocorsa, Duoselect or MC-Shift transmission:
- Maserati 4200 Coupe and Spyder
- Maserati GranSport and GranSport Cabriolet
- Maserati Quattroporte
- Maserati GranTurismo
Related OEM Part Numbers