Toyota T100 1996 Service Manual page 482

DI−218
10 Connect TOYOTA hand−held tester, when VSV connector for vapor pressure sen-
sor is disconnected and VSV for EVAP is ON, measure voltage between terminals
PTNK and E2 of ECM connector.
VSV Connector
START
For M/T
E2 (−)
For A/T
E2 (−)
S05709
BE6653
P24347
P24346
NG
11 Check vacuum hose between charcoal canister and VSV for vapor pressure sen-
sor, vapor pressure sensor and VSV for vapor pressure sensor.
CHECK:
(a) Check that the vacuum hose is connected correctly.
(b) Check the vacuum hose for looseness and disconnection.
(c) Check the vacuum hose for cracks, hole, damage and blockage.
OK
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
PREPARATION:
(a)
(b)
(c)
(d)
CHECK:
Measure voltage between terminals PTNK and E2 of ECM con-
nector, when VSV for EVAP is ON, using the TOYOTA hand−
held tester.
PTNK (+)
OK:
PTNK (+)
A00785
− ENGINE (5VZ−FE)
Connect the TOYOTA hand−held tester to the DLC3.
Disconnect the VSV connector for the vapor pressure
sensor.
Select the "ACTIVE TEST" mode on the TOYOTA hand−
held tester.
Start the engine.
Voltage: 2.0 V or less
OK Go to step 13.
NG Repair or replace.