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Home >> Porsche >> 2004 >> Cayenne Base >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> 17 04 19 Removing and installing oil-pressure sender - as of MY 2003 (Cayenne S TIP, Cayenne S MAN, Cayenne Turbo, Cayenne Turbo S, Cayenne S TIO Titan) >> Removing oil-pressure sender

Removing oil-pressure sender

WARNING: Engine oil is toxic. 
  • Danger of poisoning! 

→ Do not consume food or drink while working (danger of mixing).

→ If swallowed, observe the warning information on the containers, contact a doctor if necessary and show the information on the containers.

WARNING: Danger of scalding from hot oil! 

→ Engine oil and components of the oil circuit can become very hot!

→ Allow engine and components to cool down.

→ Avoid contact with the skin and eyes.

→ Wear suitable protective clothing.

WARNING: Oil is combustible! 
  • Risk of fire due to oil and hot components (exhaust manifold, etc.) 

→ Do not pour engine oil over very hot components (e. g. turbocharger).

→ Never place cloths soaked with oil on hot engine components.

→ In case of fire, use CO2 or dry powder fire extinguishers.

NOTE:
  • The oil pressure may be too low for a number of reasons: 
  • Oil is diluted. 
  • Oil pump is faulty. 
  • Bearing clearance is too large (e. g. crankshaft bearing) 
  • Oil level is too low. 
  • Oil pressure regulating valve is faulty. 
  • Incorrect oil has been used. Only use oil that has been approved by Porsche for the measurement. 
NOTE:
  • The oil pressure switch is located on the oil-filter console to the right under the generator. 
Fig 1: Overview
GP00008558Courtesy of PORSCHE OF NORTH AMERICA, INC.

1. Remove front underside panel. Refer to 10 80 19 Removing and installing engine guard - as of MY 2003 (All Models) .

Fig 2: Connector on oil pressure sensor
GP00008504Courtesy of PORSCHE OF NORTH AMERICA, INC.

2. Pull off connector on oil pressure sensor. To do this, press on the button.

Fig 3: Unscrewing oil pressure switch
GP00008505Courtesy of PORSCHE OF NORTH AMERICA, INC.
NOTE:
  • When the oil pressure switch is unscrewed, approx. 0.3 liters of engine oil escapes. 

3. Loosen the oil pressure switch and unscrew it. Collect the emerging oil and dispose of it in accordance with the applicable national laws.