1989-Montero · emission system · страница 16 из 38 · Открыть оригинал PDF ↗
SECONDARY AIR CONTROL SOLENOlD VAL’..‘~ INSPECTION
NOTE
When disconnecting the vacuum hose, put a mark on the
hose so that it may be reconnected at original position.
(1) Disconnect the vacuum hoses. (red stripe. green stripe)
from the device box.
(2) Disconnect the harness connector.
(3) Connect a hand vacuum pump to the nipple to which red stripe
vacuum hose has been connected.
(4) Apply vacuum and check air tighteness both when the battery
voltage is applied directly to the solenoid valve terminal and
when not applied
(5) Measure solenoid coil resistance.
Standard value : 36 - 44fl [at 20°C (66”F)l
ENGINE COOLANT TEMPERATURE SENSOR, ENGINE SPEED SENSOR AND VACUUM SWlTCl~
For information concerning the checking of these compo-
nents, refer to GROUP 14 - Service Adjustment Procedures.
THERM0 VALVE NZSCNI
For information concerning the checking of he therm0 valve.
refer to the section PURGE CONTROL SYS i-i M (page 25-10.)
THERM0 VALVE
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