RAV4 2WD L4-2.0L (1AZ-FE) (2003)
Valve Clearance: Adjustments
ADJUSTMENT
HINT: Inspect and adjust the valve clearance when the engine is cold.
1. REMOVE RH ENGINE UNDER COVER
2. REMOVE AIR CLEANER ASSEMBLY
3. REMOVE CYLINDER HEAD COVER
4. SET NO. 1 CYLINDER TO TDC/COMPRESSION
a
Turn the crankshaft pulley, and align its groove with timing mark 0 of the timing chain cover.
b
Check that the timing marks of the camshaft timing sprocket and VVT timing sprocket are aligned with the timing marks of the No. 1 and No.
2 bearing caps as shown in the illustration. If not, turn the crankshaft 1 revolution (360°) and align the marks.
5. INSPECT VALVE CLEARANCE
a
Check only the valves indicated.
1
Using a feeler gauge, measure the clearance between the valve lifter and camshaft.
2
Record the out-of-specification valve clearance measurements. They will be used later to determine the required replacement adjusting
valve lifter.
Valve clearance (Cold)
b
Turn the crankshaft 1 revolution (360°) and align the mark (See step 4).