Toyota ZZT230 series, Repair Manual

Page: 307 / 821

25
Check charcoal canister.
0START
V!NiorEVAP
V!NforCCV
"" u �
-
-
y
.....
y
A1twl
ON
""
ON
""
ON
"''
30sec;
J.!leasure
Voltage
-
ENGINE
PREPARATION:
(a) Remove the ECM cover.
(b) Connect the TOYOTA hand-held tester to the DLC3.
(c) Select the ACTIVE TEST mode on the TOYOTA hand-
held tester.
(d) Start the engine.
(e) The VSV for the CCV and the VSV for the pressure
switching valve are ON by the TOYOTA hand-held tester.
(f) The VSV for the EVAP is OFF by the TOYOTA hand-held
tester and remains on for 30 sec.
CHECK:
Measure the voltage between terminals PTNK and E2 of the
ECM connectors after switching the VSV for the EVAP from
OFF to ON.
OK:
-
-·
Voltage: 2.5 V
or
less
G
Replace charcoal
canister.
26
Remove chacoal canister and check
It
(See page E�).
27
G
Replace charcoal can
i
st
e
r
.
Check fuel tank over
1111
check valve (See page E�).
Replace fuel tank over
fill
check valve or fuel
tank.
Check and replace ECM
(See
pa
g
e
1�0).
)