Toyota Celica 2005 Repair Manual page 215

DI−16
8. ACTIVE TEST
HINT:
Performing the ACTIVE TEST using the hand−held tester or the OBD II scan tool allows the relay, VSV, ac-
tuator and so on to operate without parts removal. Performing the ACTIVE TEST as a first step of trouble-
shooting is one method to shorten diagnostic time.
It is possible to display the DATA LIST during the ACTIVE TEST.
(a) Warm up the engine.
(b) Turn the ignition switch OFF.
(c) Connect the hand−held tester or the OBD II scan tool to the DLC3.
(d) Turn the ignition switch ON.
(e) Push the "ON" button of the hand−held tester or the OBD II scan tool.
(f) Enter the following menus: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST.
(g) According to the display on tester, perform the "ACTIVE TEST".
Item
INJ VOL
CAN CTRL VSV
TANK BYPASS VSV
EVAP VSV (ALONE)
A/C MAG CLUTCH
FUEL PUMP / SPD
INTAKE AIR CTL VSV
VVT CTRL B1
TC/TE1
FC IDL PROHBT
2005 CELICA (RM1131U)
DIAGNOSTICS
[Test Details]
Control the injection volume.
Min.: −12.5%, Max.: 24.8%
[Vehicle Condition]
Engine speed: 3,000 rpm or less.
[Test Details]
Activate the VSV for canister control.
ON or OFF
[Test Details]
Activate the VSV for tank bypass.
ON or OFF
[Test Details]
Activate the VSV for EVAP control.
ON or OFF
[Test Details]
Control the A/C magnet clutch.
ON or OFF
[Test Details]
Control the fuel pump speed.
ON or OFF
[Test Details]
Activate the VSV for intake air control.
ON or OFF
[Test Details]
Activate the VVT system (Bank 1).
ON or OFF
[Test Details]
Connect the TC and TE1.
ON or OFF
[Test Details]
Control the idle fuel cut prohibit.
ON or OFF
− ENGINE (1ZZ−FE)
Test Details
214
Diagnostic Note
S All injectors are tested at
once.
S Injection volume is gradual-
ly changed between −12.5
and 25%
−
−
−
−
−
−
S ON: Rough idle or engine
stall
S OFF: Normal engine speed
Switch to the same state as
the connection between
terminal TC and TE1.
−