F07878
5
DI-244
-
DIAGNOSTICS
ANTI-LOCK BRAKE SYSTEM
398
Author:
Date:
2001 SIENNA (RM787U)
INSPECTION PROCEDURE
1
Check operation of stop light.
CHECK:
Check that stop light lights up when brake pedal is depressed and turns off when brake pedal is released.
NG
Repair stop light circuit (See page
OK
2
Check voltage between terminal STP of ABS actuator and body ground.
PREPARATION:
Disconnect ABS actuator connector.
CHECK:
Measure the voltage between terminal STP(5) of ABS actuator
harness side connector and body ground when brake pedal is
depressed.
OK:
Voltage: 8 - 14 V
OK
Check and replace ABS actuator assembly.
NG
3
Check for open circuit in harness and connector between ABS actuator and stop
light switch (See page
).
NG
Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table (See page
