Toyota Celica 2005, Repair Manual

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− DIAGNOSTICS ENGINE (2ZZ − GE)
DI − 305
2005 CELICA (RM1131U)
7. DATA LIST
HINT:
Using the hand
− held tester DATA LIST allows switch, sensor, actuator and other item values to be read with-
out removing any parts. Reading the DATA LIST early in troubleshooting is one way to shorten labor time.
NOTICE:
In the table below, the values listed under ”Normal Condition” are reference values. Do not depend
solely on these reference values when deciding whether a part is faulty or not.
(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.
(f) Enter the following menus: DIAGNOSIS / ENHANCED OBD II / DATA LIST.
(g) According to the display on tester, read the ”DATA LIST”.
Hand − held Tester Display
Measurement Item/Range
(Display)
Normal Condition *1 Diagnostic Note
INJECTOR
Injection period of the No. 1 cylin-
der/
Min.: 0 ms, Max: 32.64 ms
Idling: 0.8 to 2.0 ms
⎯
IGN ADVANCE
Ignition timing advance for No. 1
cylinder/
Min.:
− 64 deg., Max.: 63.5 deg.
Idling: BTDC 4 to 12 ° ⎯
IAC DUTY RATIO
Intake air control valve duty ratio
Opening ratio rotary solenoid type
ISC valve/
Min.: 0 %, Max.: 99 %
Idling: 25 to 45 %
Running without load (2,500 rpm):
25 to 45 %
⎯
CALC LOAD
Calculated load by ECM/
Min.: 0 %, Max.: 100 %
Idling: 9.1 to 20.0 %
Running without load (2,500 rpm):
11.0 to 23.0 %
⎯
MAF
Air flow rate from MAF sensor/
Min.: 0 gm/s, Max.: 655 gm/s
Idling: 1.5 to 5.0 gm/s.
Racing without load (2,500 rpm):
5.0 to 15.0 gm/s
If the value is approximately 0.0
gm/s:
S
Mass air flow meter power
source circuit open
S VG circuit open or short
If the value is 160.0 gm/s or more:
S
E2G circuit open
ENGINE SPD
Engine speed/
Min.: 0 rpm, Max.: 16,383 rpm
Idling: 750 to 850 rpm ⎯
COOLANT TEMP
Coolant temperature/
Min.:
− 40 _ C, Max.: 140 _ C
After warming up: 80 to 95 ° C (176
to 203 °F)
S
If the value is − 40
_
C ( − 40
_
F):
sensor circuit is open
S If the value is greater than 140 _ C
(284 _ F):
sensor circuit is shorted
INTAKE AIR
Intake air temperature/
Min.:
− 40 _ C, Max.: 140 _ C
Equivalent to Ambient Tempera-
ture
THROTTLE POS
Absolute throttle position sensor/
Min.: 0 %, Max.: 100 % Throttle fully closed: 8 to 18 %
Throttle fully open: 64 to 98 % Read the value with the ignition
switch ON (Do not start engine)
CTP SW
Closed throttle position switch/
ON or OFF Throttle fully closed: ON
Throttle open: OFF
⎯
VEHICLE SPD
Vehicle speed/
Min.: 0 km/h, Max.: 255 km/h
Vehicle stopped: 0 mph (0 km/h) ⎯
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