Check the valve clearance

Fig 1: Identifying Valve Clearance Check

Courtesy of VOLVO CARS OF NORTH AMERICA.

Check the valve play with feeler gauge 9995752 at cylinder. 1 intake valves and cylinder 4 exhaust valves.

Insert the feeler gauge through the inspection holes. Bend the feeler gauge with light finger pressure so that it follows the top of the valve lifter.

The correct measurement will not be obtained until the feeler gauge has gone in approximately 15 mm .

Reference values

Valve:	Valve clearance:
Intake valve	0.15-0.45 mm.
Exhaust valve	0.35-0.60 mm.

CAUTION:

This is only the check value.

NOTE:

Carry out this check with the engine at room temperature.

Make a note of the valve clearance on a form.