Tacoma Regular Cab 2WD L4-2.4L (2RZ-FE) (2000)
Valve Clearance: Testing and Inspection
INSPECTION
HINT: Inspect and adjust the valve clearance when the engine is cold.
1. REMOVE INTAKE AIR CONNECTOR
2. REMOVE PCV HOSES
3. Except California Spec.:
DISCONNECT HIGH-TENSION CORDS FROM SPARK PLUGS
4. California Spec.:
REMOVE IGNITION COILS (WITH IGNITER)
NOTICE: Pulling on or bending the cords may damage the conductor inside.
5. DISCONNECT ENGINE WIRE
a) w/ A/C:
Disconnect the A/C compressor connector.
b) Disconnect the oil pressure sensor connector.
c) Disconnect the ECT sender gauge connector.
d) Except California Spec.:
Disconnect the ignition coil connector.
e) Disconnect the 4 engine wire clamps and engine wire.
6. REMOVE CYLINDER HEAD COVER
Remove the 10 bolts, 10 seal washers, cylinder head cover and gasket.
7. SET NO.1 CYLINDER TO TDC/COMPRESSION
a) Turn the crankshaft pulley clockwise and align its groove with the "0" mark on the timing chain cover.
b) Check that the timing marks (1 and 2 dots) of the camshaft drive and driven gears are in straight line on the cylinder head surface as shown in
the illustration. If not, turn the crankshaft 1 revolution (360°) and align the marks as above.
8. INSPECT VALVE CLEARANCE