Oil Pressure Sender: Service and Repair

Oil Filter Housing and Oil Pressure Switch Overview

• If large quantities of metal particles or abraded material are detected during engine repairs, it may mean the crankshaft or rod bearings are damaged. To prevent further damage, perform the following steps after the repair:

• Clean the oil passages.

• Replace the oil spray jets.

• Replace the oil cooler.

• Replace the oil filter element.

• The oil level must not go above the MAX mark - danger of causing damage to the catalytic converter!






1 Bolt

• 25 Nm

2 Oil Filter Bracket

• Removing:

- Drain the coolant. Refer to => [ Draining and Filling ] Service and Repair.

- Remove the intake manifold. Refer to => [ Intake Manifold ] Intake Manifold.

- Remove the connection for the thermostat.

- Disconnect the coolant hose from the thermostat housing.

- Loosen the intake manifold support.

- Remove the oil filter bracket, the vent hose => [ (Item 10) Vent Hose ] remains connected.

3 Gasket

• Always replace.

4 Reduced Oil Pressure Switch (F378)

• 20 Nm

• Blue, 1 pin connector.

• Installed position inside the vehicle. Refer to => [ Installed Position - Oil Pressure Switch and Oil Pressure Regulation Valve ].

• Checking, refer to "Guided Fault Finding" in the vehicle diagnostic tester.

5 Oil Pressure Switch (F1)

• 20 Nm

• Brown, 1 pin connector.

• Installed position inside the vehicle. Refer to => [ Installed Position - Oil Pressure Switch and Oil Pressure Regulation Valve ].

• Checking, refer to "Guided Fault Finding" in the vehicle diagnostic tester.

6 O-ring

• Always replace.

7 Oil Pressure Regulation Valve (N428)

• Installed position inside the vehicle. Refer to => [ Installed Position - Oil Pressure Switch and Oil Pressure Regulation Valve ].

• Checking, refer to "Guided Fault Finding" in the vehicle diagnostic tester.

8 Bolt

• 9 Nm

9 from the Intake Hose

• See => [ (Item 2) Intake Hose ] Air Filter and Engine Cover Overview.

10 Vent Hose

• Because of the 4 pin retainer, disconnect only when the oil filter is removed.

11 Cap

12 Oil Filter Housing

• 25 Nm

• Remove and install using the oil filter wrench (3417).

• Draining, refer to => [ Oil Filter Housing, Draining ] Procedures.

13 Seal

• No replacement part, part of the oil filter.

• Insert when lubricated.

• Installed position: Service flag upward.

14 Oil Filter Element

• Drain the oil filter housing before removing. Refer to => [ Oil Filter Housing, Draining ] Procedures.

• Replacing, refer to Maintenance Procedures.

15 Gasket

• Always replace.

16 Oil Cooler

• See the note in => [ Oil Pan and Oil Pump Overview ] Oil Pan and Oil Pump Overview.

• Make sure there is enough space to the surrounding components.

• Coolant hose connection diagram. Refer to => [ Coolant Hose Connection Diagram ] [1][2]Cooling System.

17 Bolt

• 25 Nm

18 to the Thermostat Housing

19 Gasket

• Always replace.

Installed Position - Oil Pressure Switch and Oil Pressure Regulation Valve





1 - Reduced oil pressure switch, blue connector

2 - Oil pressure switch, brown connector

3 - Oil pressure regulation valve