Toyota Camry Manual page 1356

8 Check for open and short in harness and connector between EFI main relay
(Marking: EFI) and VSV for EVAP and ECM (See page IN–31).
OK
Check and replace ECM (See page IN–31).
9 Check VSV for vapor pressure sensor.
ON
OFF
VSV is ON
Air
E
F
VSV is OFF
Air
E
F
NG
DIAGNOSTICS
PREPARATION:
(a)
(b)
TPC
CHECK:
Check VSV function.
ON
OK:
G
G
A07149
– ENGINE (1MZ–FE)
NG Repair or replace harness or connector.
Remove the glove compartment (See page SF–73).
Turn the ignition switch ON.
(1) Connect between terminal TPC of the ECM connec-
tor and body ground (ON).
(2) Disconnect between terminal TPC of the ECM
connector and body ground (OFF).
(1) VSV is ON:
Air from pipe E is flowing out through pipe F.
(2) VSV is OFF:
Air from pipe E flows out through pipe G.
OK Check and replace charcoal canister
(See page EC–6).
Author :
DI–329
Date :
564