1. CHARCOAL CANISTER REPLACEMENT
WARNING:
The following cautions should be always
observed.
l
Disconnect negative cable at battery.
l
DO NOT smoke and place “NO SMOK-
ING” signs near work area.
l Be sure to have
COZ
fire extinguisher
handy.
l
Wear safety glasses.
l To release the fuel vapor pressure in
fuel tank, remove the fuel tank cap and
then reinstall it.
1) Disconnect 3 hoses from canister.
2) Remove canister from car body.
3) Install new canister.
4) Connect 3 hoses to canister securely.
5) Clamp them securely.
//
valve
To fuel tank
12. EMISSION-RELATED HOSES AND
TUBES INSPECTION
Check each vacuum hose and tube for secure
connection. Also, check that it is free from any
bend or damage.
Correct faulty condition, if any.
13. EXHAUST GAS RECIRCULATION
(EGR)
SYSTEM INSPECTION
NOTE:
l
Before checking, confirm that altitude is not
higher than 1,220 m (4,088
ftt)
(atmospheric
pressure is below
680mmHg)
and gear shift
lever is at neutral position.
o
When performing this check at higher than
1,220 m (4,000 ft) altitude, be sure to dis-
connect HAC coupler.
.
1) Run engine when it is cool (coolant tempe-
rature is below 55°C (131°F)) and check
that EGR valve diaphragm is not
operating
in
this state, by touching diaphragm with
finger.
WARNING:
If EGR valve is hot, it may be necessary to
wear gloves to avoid burning finger.
1. EGR
valve
2
2. Diaphragm
Checking EGR valve diaphragm
2) Warm up engine to normal operating tempe-
rature and race it after warming up. Then
check to be sure that diaphragm moves
toward
@
in below figure during acceleration
and toward
@
during deceleration.
l-
11
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