Volvo 262 Owner's Manual page 57

1977 Volvo 262 264 265
Instead, the crankcase gases are admitted to the intake manifold and cylinders.
Cleaning PCV valve
The calibrated positive crankcase ventilation valve should be removed and cleaned every 15,000 miles.
Rubber hoses should be checked for damages at the same time. Replace if necessary.
V Engine External Exhaust Emissions
B Vacuum amplifier (some models)
C Thermostat
D Solenoid valve (some models)
E Micro switch (some models)
F EGR valve
G Exhaust manifold
H Intake manifold
Exhaust Gas Recirculation Components
Clean EGR valve and manifold nipple every 15,000 miles.
To remind the driver about the EGR service, there is a special EGR service reminder light (see
which comes on at 15,000 miles intervals.
This is a reminder to have the EGR valve serviced. The light will stay on until reset.
pg. 54 Emission control systems
file:///K|/ownersdocs/1977/1977_262_264_265/77262264265_03a.htm (13 of 16)12/22/2006 10:08:30 PM
page 7)