The DVB pump supplies pressurized oil to each cylinder via six separate oil lines.
Repair or Replacement of DVB Pump Oil Lines
Perform the following procedure to determine if repair is possible or replacement is necessary.
Removal of DVB Pump Oil Line
The oil supply lines should be removed in the following order: 1, 2, 3, 4, 5, 6. For proper port locations, see Figure
DVB Pump Oil Lines
Remove the oil lines as follows.
Remove the oil line clamps, starting with those farthest from the DVB pump and working toward the pump.
Remove the clamp bolts.
Remove the oil supply lines, beginning with the fittings retaining them to the cylinder heads.
Remove the fittings attaching the oil supply lines to the DVB pump.
Inspection of DVB Pump Oil Line
Inspect the DVB oil pump lines as follows:
Check oil pump lines for leaks or cracks. If these are detected, the line must be replaced.
Installation of DVB Pump Oil Line
Install the oil lines as follows:
Finger-tighten the oil lines into the individual cylinder heads and the DVB pump. The supply lines should be installed in the following order: 6, 5, 4, 3, 2, 1. For proper port locations, see Figure
DVB Pump Oil Supply Line Port Locations
Torque the fitting attaching the oil line to the DVB pump to 34-36 N m (25-27 lb ft).
Torque the nut attaching the oil line to the cylinder head to 34-36 N m (25-27 lb ft).