Removal (Van)
- Disconnect negative battery cables. Remove engine cover and air cleaner. Disconnect necessary wires and hoses. Remove EGR/EPR switches.
- Remove crankcase depression regulator valve hoses from intake manifold. Remove rear A/C compressor bracket (if equipped).
- Remove fuel filter to intake manifold bracket. Remove vacuum pump. Place a rag or cover over hole to prevent foreign material from entering engine. Remove intake manifold bolts and fuel line clips. Remove intake manifold.
- Rotate snorkel of air cleaner inlet hose up. Remove hood latch, disconnect cable and move aside.
- Remove windshield washer bottle, fan shroud bolts and upper shroud. Disconnect rubber hose from oil fill tube. Disconnect oil fill tube attaching nuts and remove oil fill tube.
- Remove oil fill tube grommet. Rotate engine as necessary and remove drive gear to pump bolts. Remove fuel filter and bracket including line to injection pump.
- Disconnect wire looms from injection lines and injection lines at brackets. Disconnect oil pan dipstick tube at left cylinder head.
- Disconnect electrical connections at injection pump. If equipped with automatic transmission, disconnect TV cable. Disconnect accelerator cable.
- Disconnect injection lines at nozzles 2, 4, 5, 6, 7 and 8. Raise vehicle and disconnect remaining lines. Cover nozzles 1, 3, 5 and 7.
- Lower vehicle. Cover nozzles 2, 4, 6 and 8. Disconnect injection lines at pump and remove lines. Tag lines for reassembly reference. Cap all fuel lines.
- Disconnect fuel return line. Scribe or paint a mark on front cover and pump flange. Remove pump to front cover attaching nuts. Remove injection pump. Cap all open discharge fittings.