Removal (Van)

WARNING: This page is about a different variant/trim than selected.

Disconnect negative battery cables. Remove air cleaner assembly. Remove interior engine cover. When servicing rocker arm and push rod on passenger's side cylinder head, remove oil dipstick tube mounting bracket. Remove remaining components for access to valve cover. Go to step 3) .
When servicing rocker arm and push rod on driver's side cylinder head, remove air intake tube and oil fill tube for access to valve cover.
WARNING: Injector Driver Module (IDM) supplies 115 volts DC into each fuel injector connected to engine wiring harness. DO NOT pierce any wires in engine wiring harness when servicing valve cover gasket and fuel injector.
On all applications, disconnect engine wiring harness wires from valve cover gasket connector. DO NOT pierce any wires in engine wiring harness.
Remove valve covers. Disconnect engine wiring harness wires from fuel injectors and glow plugs. Use care not to pierce any wires in engine wiring harness. Remove valve cover gasket from cylinder head.
Remove rocker arm assembly bolts. See Figure. Remove rocker arm assembly. Note direction of push rod installation, as Copper end of push rod should be facing upward, toward rocker arm. Remove push rod. Mark rocker arm assembly and push rod location for installation reference.
If disassembling rocker arm assembly, note location of components on rocker arm assembly. See Figure.
NOTE: When disassembling rocker arm assembly, DO NOT lose steel ball.
Remove retaining clip from rocker arm assembly. Remove rocker arm and steel ball from rocker arm pedestal. Use care not to lose steel ball from rocker arm.