Toyota Celica 2005 Repair Manual page 1560

TOYOTA Hand−held Tester
DLC3
ECM
E2
2005 CELICA (RM1131U)
THROTTLE BODY (2ZZ−GE)
ON−VEHICLE INSPECTION
1.
(a)
If operation is not as specified, check the throttle control motor
B16657
(See step 3), wiring and ECM.
(b)
D07259
If operation is not as specified, check that the accelerator pedal
position sensor (See page DI−391), wiring and ECM.
If you have no TOYOTA hand−held tester, measure voltage be-
tween terminals VPA and E2 of the ECM connector (See page
VPA
DI−333).
(c)
D13108
SFI − THROTTLE BODY (2ZZ−GE)
INSPECT SYSTEM OPERATION
Inspect the throttle control motor for operating sound.
(1) Turn the ignition switch to ON.
(2) When turning the accelerator pedal, check the run-
ning sound of the motor.
Inspect the accelerator pedal position sensor.
(1) Connect the TOYOTA hand−held tester to the
DLC3.
(2) Turn the ignition switch to ON.
(3) Check that the MIL does not light up.
(4) When turning the accelerator pedal position sensor
lever to the full−open position, check that the
throttle valve opening percentage (THROTTLE
POS) of the CURRENT DATA showns the standard
value.
Standard throttle valve opening percentage:
60% or more
Inspect the idle speed.
(1) Start the engine and check that the MIL does not
light up.
(2) Allow the engine to warm up to normal operating
temperature.
1559
SF−39
FI0ZU−02