Toyota T100 1996 Service Manual page 488

DI−224
8 Check for open and short in harness and connector between EFI main relay
(Marking: EFI), VSV for EVAP and ECM (See page IN−26).
OK
Check and replace ECM (See page IN−26).
9 Check VSV for vapor pressure sensor.
ON
TPC
For M/T
OFF
ON
For A/T
OFF ON
BE6653
P24353
P24352
S05700
VSV is ON
S05703
NG
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
PREPARATION:
(a)
(b)
CHECK:
Check VSV function.
OK:
TPC
VSV is OFF
A00786
− ENGINE (5VZ−FE)
NG Repair or replace harness or connector.
Remove the right cowl side trim (See page SF−61).
Turn the ignition switch ON.
(1) Connect between terminal TPC of ECM and body
ground (ON).
(2) Disconnect between terminal TPC of ECM and
body ground (OFF).
(1) VSV is ON:
Air flows from port E to port F.
(2) VSV is OFF:
Air flows from port E to port G.
OK Check and replace charcoal canister (See page
EC−1).