Removal (Lower Intake Manifold)
- Drain the cooling system.
- Release fuel pressure, and disconnect fuel lines. See FUEL PRESSURE RELEASE & FUEL LINE CONNECTIONS .
- Remove the upper intake manifold. See Removal (Upper Intake Manifold: 2000 Model Year) or Removal (Upper Intake Manifold: 2001 Model Year) .
- Remove both the valve covers.
- Disconnect the fuel pulse damper. Disconnect the electrical connector. Disconnect the vacuum tube. See Fig 1.
- Disconnect the engine control sensor wiring harness from the fuel injectors. See Fig 2.
- Remove the four bolts. Remove the fuel injection supply manifold and fuel injectors as an assembly. See Fig 3.
- On 2000 models, disconnect the heater hose, engine coolant temperature (ECT) sensor and coolant temperature sender (CTS). See Fig 4.
- On 2001 models, disconnect the heater hose and coolant temperature sender (CTS). See Fig 5. Disconnect the engine coolant temperature (ECT) sensor and the degas bottle hose. See Fig 6.
- On all models, disconnect the upper radiator hose from the thermostat housing. See Fig 7.
- Disconnect the CMP electrical connector (1). Remove the screws (2) and the CMP. See Fig 8.
- Remove the bolts and remove the lower intake manifold. See Fig 9.
- Remove the intake manifold gaskets and the end seals. See Fig 10.
CAUTION:
Do NOT remove the entire CMP synchronizer assembly from the engine block.