Removing and Installing Lower Section of Manifold

Removing top section of manifold, refer to Removing and Installing Upper Section of Manifold.





Loosen guide pipe for dipstick.





Loosen the screws (1 and 2) and remove the manifold support.

Installation:
Insert screws (11 and 2) and fit flush.
Tighten the screws (1 and 2).

Caution: Catch escaping fuel and dispose of it correctly.
Unfasten fuel delivery and fuel return lines.
Follow instructions on removal and installation of fuel hoses, refer to Powertrain Management.





Lower the coolant water level.
Disconnect preheating hose from flange for pressure regulating valve.





Removing flange for pressure control valve.

Installation:
Check dowel sleeves (1) for damage and correct installation position.
Replace the seals above and below the flange for the pressure regulating valve.





Separate the plug connections for the camshaft sensor and the crankshaft sensor at the cable duct.
Release the cable duct from the lower housing of the collector.
Separate the screw connections for the alternator and the starter.





Unfasten lower section of manifold and remove from stud bolts until plug connections for oil pressure switch and temperature sensor for coolant are accessible.
Disconnect plug connections for oil pressure switch and temperature sensor for coolant.
Remove the lower housing of the collector.

Note: Bracket (1) for the plug connection of the knock sensors.

Installation:
The plug and screw connections are described in section on replacing the wiring harness section on the engine, refer to Wiring Diagrams





Installation:
Check for correct fit of hollow bushes (1).
Clean sealing faces.
Replace seal.