B4000 SE Cab Plus 4 4WD V6-4.0L SOHC (2001)
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Remove the accelerator cable and speed control cable bracket bolts and position the cables and bracket aside (if equipped).
5.
Disconnect both the intake manifold left hand vacuum connections.
6.
Disconnect the Idle Air Control (IAC) valve and Throttle Position Sensor (TPS) electrical connectors.
7.
Disconnect the Exhaust Gas Recirculation (EGR) vacuum regulator electrical connector and vacuum connector.
8.
Disconnect the crankcase ventilation hose, power brake booster vacuum hose, the EGR valve vacuum hose.
9.
Loosen the fitting and disconnect the exhaust man ifold4o-EGR valve tube.
10.
Disconnect the spark plug wires from the ignition coil, detach the routing clip pushpin, and position the wires aside.
NOTE:
Spark plugs wires must be connected to the correct ignition coil terminals. Mark spark plug wire locations before removing.
11.
Disconnect the radio interference capacitor electrical connector.
12.
Disconnect the ignition coil electrical connector. Remove the ignition coil and bracket assembly.
13.
Position aside the Powertrain Control Module (PCM) wire harness:
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Remove the retainer(s) attaching the wiring harness support bracket and ground wire to the bulkhead.
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Disconnect the PCM electrical connector and position the PCM wire harness aside.
14.
Detach the knock sensor electrical connector from the intake manifold.
15.
Remove the intake manifold refer to Workshop Manual (section 01-13C-1):
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Remove the intake manifold bolts and lift up the intake manifold.
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Remove the bolts retaining the heated PCV fitting, disconnect the fitting, and remove the intake manifold.
16.
Disconnect the 42-pin engine electrical connector and detach from the left hand valve cover bracket.
17.
Disconnect the Camshaft Position (CMP) Sensor, and Differential Pressure Feedback EGR (DPFE) transducer electrical connectors.
18.
Disconnect the heated PCV valve hose, and remove the heated PCV valve.
19.
Disconnect the fuel vapor hose, and vacuum harness from left hand valve cover.
20.
Raise and support the vehicle (follow lifting and safety instructions found in the Workshop manual).
21.
Remove the air deflector.
22.
Drain the cooling system.
23.
Disconnect the lower radiator hose from the radiator.
24.
Lower the vehicle.
