Toyota Celica 2005 Repair Manual page 1051

DI−850
INSPECTION PROCEDURE
HINT:
Start the inspection from step 1 in the case of using the TOYOTA hand−held tester and start from step 2 in
the case of not using the TOYOTA hand−held tester.
1 Check output value of speed sensor.
PREPARATION:
(a) Connect the TOYOTA hand−held tester to the DLC3.
(b) Turn the ignition switch to ON and push the TOYOTA hand−held tester main switch ON.
(c) Select the DATA LIST mode on the TOYOTA hand−held tester.
CHECK:
Check that there is no difference between the speed value output from the speed sensor displayed on the
TOYOTA hand−held tester and the speed value displayed on the speedometer when driving the vehicle.
OK:
There is almost no difference between the two displayed speed values.
HINT:
There is tolerance of ± 10 % in the speedometer indication.
NG
2 Check speed sensor.
2005 CELICA (RM1131U)
DIAGNOSTICS
OK
Front:
PREPARATION:
(a) Remove the front fender liner.
1
(b) Make sure that there is no looseness at the connector
lock part and the connecting part of the connector.
2
(c) Disconnect the speed sensor connector.
CHECK:
Measure the resistance between terminal 1 and 2 of speed sen-
sor connector.
R14205
OK:
Resistance: 1.4 − 1.8 kΩ at 20 °C
CHECK:
Measure the resistance between terminal 1 and 2 of speed sen-
sor connector and body ground.
OK:
Resistance: 10 MΩ or higher
1050
− ANTI−LOCK BRAKE SYSTEM WITH ELECTRONIC
BRAKE FORCE DISTRIBUTION (EBD)
Check and replace Skid Control ECU
(ABS Actuator Assembly). (See page IN−30)