Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

During the inspection, the display of items determined normal by the skid control ECU (brake actuator
assembly) changes from incomplete to complete.
Test Mode (Signal Check) Inspection Item Chart
ITEM NAME RANGE JUDGMENT DESCRIPTION TROUBLE AREA
Output Signal of
Front Speed
Sensor RH
Incomplete/complete
Check for foreign matter,
evaluate the gap between the
sensor and rotor
Open or short in speed
sensor
Open or short in sensor
system wire harness
Defective connector
contact or increased
terminal resistance
Speed sensor installation
defect
Sensor rotor system
malfunction
Output Signal of
Front Speed
Sensor LH
Incomplete/complete
Check for foreign matter,
evaluate the gap between the
sensor and rotor
Open or short in speed
sensor
Open or short in sensor
system wire harness
Defective connector
contact or increased
terminal resistance
Speed sensor installation
defect
Sensor rotor system
malfunction
Output Signal of
Rear Speed
Sensor RH
Incomplete/complete
Check for foreign matter,
evaluate the gap between the
sensor and rotor
Open or short in speed
sensor
Open or short in sensor
system wire harness
Defective connector
contact or increased
terminal resistance
Speed sensor installation
defect
Sensor rotor system
malfunction
Output Signal of
Rear Speed
Sensor LH
Incomplete/complete
Check for foreign matter,
evaluate the gap between the
sensor and rotor
Open or short in speed
sensor
Open or short in sensor
system wire harness
Defective connector
contact or increased
terminal resistance
Speed sensor installation
defect
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