Pickup 2WD L4-2.0L SOHC (1983)
Valve Clearance: Adjustments
Intake & Exhaust Valves, Adjust
Except 1985 Non-Turbo & All 1986-88 Engines
The jet valve must be adjusted before adjusting the intake valve.
1.
With engine at operating temperature, remove rocker arm cover.
2.
Disconnect high tension lead from ignition coil.
3.
While observing rocker arms on No. 4 cylinder, rotate crankshaft until the exhaust valve is closing and the intake valve has just started to open
with crankshaft pulley mark aligned with TDC mark on timing chain case. At this position, No. 1 cylinder is at top dead center compression stroke.
Check and adjust valve clearance for both intake and exhaust valves of No. 1 cylinder, intake valve of No. 2 cylinder and exhaust valve of No. 3
cylinder.
4.
Rotate crankshaft 360 degrees and check and adjust valve clearance for exhaust valve of No. 2 cylinder, intake valve of No. 3 cylinder and intake
and exhaust valves of No. 4 cylinder.
5.
After completing adjustment, install rocker arm cover and connect ignition coil high tension lead.
1985 Non-Turbo & All 1986-88 Engines
These engines use an auto-lash adjuster located in the rocker arm. No adjustments are required.