279
4 DTC 00283, 00285,00287, 00290 Likely Causes
[Description]
When there is recognized open
or short circuit in the sensor, this DTC is set.
[Hint]
The likely cause may be the poor
connection of the sensor, short circuit in the coil
or wire harness, or fault in the sensor signal
processing circuit in the ABS ECU
Open circuit in the sensor connector or coil
Short circuit in the sensor coil
The sensor connector or wire harness is short to
ground or power supply
Fault in the sensor signal processing circuit in the
ABS ECU
Repair the connector
Check the sensor on each wheel
Remove the ABS ECU connector, check
whether the resistances among the following
terminals is within the specification?
Standard:
1.0~1.3K
LF: 1-2K
RF: 19-20K
LR: 5-6K
RR: 22-23K
Check the corresponding sensor connector
Does the fault reoccur?
Check the wire harness between the ECU and
the sensor
Refer to "Occasional Prob-
lem Service Key Points"
Replace the ABS ECU
Abn.
Abn.
Normal
Normal
Normal
Yes
Normal
Ω,
Ω,
Ω,
Ω,
Ω,
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