Adjust Valve Clearance

(a) Set No. 1 cylinder to TDC/compression.

(1) Turn the crankshaft pulley until its groove and the timing mark "0" of the timing chain cover are aligned.

RH Bank

Timing Marks

RH Bank

Timing Marks

Rav4 Timing Mark

Timing Marks

LH Bank

Timing Marks

Timing Marks

G036289E01

Timing Marks y

G036289E01

(2) Check that the timing marks of the camshaft timing gears are aligned with the timing marks of the bearing cap as shown in the illustration. If not, turn the crankshaft 1 complete revolution (360°) and align the timing marks as above.

(3) Place paint marks on the No. 1 chain links corresponding to the timing marks of the camshaft timing gears.

(b) Remove the chain tensioner assembly No. 1.

(c) Remove the No. 2 camshaft.

(d) Remove the chain tensioner assembly No. 2.

(e) Remove the camshaft.

(f) Remove the No. 4 camshaft sub-assembly.

(g) Remove the chain tensioner assembly No. 3.

(h) Remove the No. 3 camshaft sub-assembly.

(i) Remove the valve lifters.

(j) Determine the replacement valve lifter size according to the following formulas and charts:

(1) Using a micrometer, measure the thickness of the removed lifter.

(2) Calculate the thickness of a new lifter so that the valve clearance comes within the specified value.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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