F07877
ON
15
8
23
DI-248
-
DIAGNOSTICS
ANTI-LOCK BRAKE SYSTEM
402
Author:
Date:
2001 SIENNA (RM787U)
3
Check voltage between terminals IG1 and GND of ABS actuator connector.
PREPARATION:
Disconnect ABS actuator connector.
CHECK:
(a)
Turn the ignition switch ON.
(b)
Measure voltage between terminals IG1(15) - GND(8,
23) of ABS actuator harness side connector.
OK:
Voltage: 10 - 14 V
NG
Check for open and short circuit in harness and
connector between ECU-IG fuse and ABS ac-
tuator (See page
OK
4
Check battery positive voltage.
OK:
Voltage: 10 - 14 V
NG
Check and repair the charging system (See
page
).
OK
5
Check the Tc terminal circuit.
NG
Repair or replace the Tc terminal circuit.
OK
