A10618
A10606
A10607
BE6653
A10619
ON
TBP
OFF
ON
VSV is ON
VSV is OFF
Air
Air
E
F
E
F
-
DIAGNOSTICS
ENGINE
DI-93
247
Author:
Date:
2001 SIENNA (RM787U)
OK
Check and replace ECM (See page
).
19
Check VSV for pressure switching valve.
PREPARATION:
(a)
Remove the grove compartment (See page
(b)
Turn the ignition switch ON.
CHECK:
Check the VSV function.
(1)
Connect between terminal TBP of the ECM connec-
tor and body ground (ON).
(2)
Disconnect between terminal TBP of the ECM con-
nector and body ground (OFF).
OK:
(1) VSV is ON:
Air from port E flows out through port F.
(2) VSV is OFF:
Air does not flow from port E to port F.
OK
Go to step 22
NG
20
Check operation of VSV for pressure switching valve (See page
).
OK
Go to step 21.
NG
Replace VSV and charcoal canister, and then clean vacuum hoses between charcoal canister
and VSV for pressure switching valve, and VSV for pressure switching valve and fuel tank.
21
Check for open and short in harness and connector between EFI main relay
(Marking: EFI) and VSV for pressure switching valve
, and VSV for pressure
switching
valve and ECM (See page
Содержание RM787U
Страница 736: ...DIAGNOSTICS POWER SLIDE DOOR CONTROL SYSTEM DI 505 659 Author Date 2001 SIENNA RM787U f Repeat the step d and e...
Страница 1619: ...BE0EX 03 I03187 Power Outlet BODY ELECTRICAL POWER OUTLET BE 13 1531 Author Date 2001 SIENNA RM787U POWER OUTLET LOCATION...
Страница 1883: ...AC0951 Stator AIR CONDITIONING COMPRESSOR AND MAGNETIC CLUTCH AC 65 1906 Author Date 2001 SIENNA RM787U c Remove the stator...