Toyota ZZT230 series Repair Manual page 489

01-278
DLC3
Ts
CG
�
0.13s 13 sec.
ON
OFF
ON
-
DIAGNOSTICS
:
T
HIN
TOYOTA hand-held tester has a �snapshot" function. This re­
cords the measured values and is effective in the diagnosis of
intermittent problems.
Please refer to the TOYOTA hand-held testerffOYOTA break­
out-box operator's manual for further details.
Tc
2. SPEED SENSOR SIGNAL
In case of not using TOYOTA hand-held tester:
(a)
Check the speed sensor signaL
(1)
(2)
SST
(3)
f09750
(4)
:
H T
I
N
If the ABS warning light does not blink, inspect the ASS warning
light circuit (See page Dl-314).
(5)
HINT:
Drive vehicle faster than 45 km/h (28 mph) for several seconds.
·-
(6)
(7)
SST
•
(8)
•
HINT:
See the list of DTC shown on the next page.
•
f every sensor is normal, a normal code is output (A cycle
I
of 0.25 sec. ON and 0.25 sec. OFF is repeated).
f 2 or more malfunctions are indicated at the same time,
I
the lowest numbered code will be displayed 1 st.
Mal f uncti o n Code (Exampl e Code
,... .. ._.,
2
0. 5 sec.
ANTI-LOCK BRAKE SYSTEM WITH ELECTRONIC
BRAKE FORCE DISTRIBUTION <EBDl
Turn the ignition switch OFF.
Using SST, connect terminals Ts and CG of DLC3.
09843-1 8040
Start the engine.
Check that the ABS warning light blinks.
Drive vehicle straight forward.
Stop the vehicle.
Using SST, connect terminals Tc and CG of DLC3.
09843-18040
Read the number of blinks of the ABS warning light.
72, 76)
7
sec.
Repeat
'"""