ACTIVE-ELECTRONIC CONTROL SUSPENSION Troubleshooting
Operation
The slitted disc installed to the steering shaft
rupts, or allows light to pass with the result that
electric signals corresponding to the
Diagnostic
If there is damage or disconnection of the heavy-line
circuit, the alarm light illuminates and control is as
ty of the steering wheel movement are detected
and passed to the ECU.
described in the table below.
Diagnostic No.
Attitude control
Damping force
control
Vehicle-height
control
HIGH
Switch acceptance
SPORT
AUTO
SOFT
21
Control stop
Held at MEDIUM
Held at NORM
I
Not accept
vehicle height.
I
Service data indication
Code No.
Indication
Display
21
Indicates the ON or OFF status
21: STEER. SNSR.
ON/OFF
ON/OFF
individually for STR 1 and STR. 2.
ECU terminal voltages (when connector is connected)
Terminal
No.
Signal
Condition
voltage
25
Power source for sensor
When the ECU is activated
53
Steering angular-velocity sensor
When the photo-interruptor is ON
o v
60
Steering
sensor
When the
is OFF
When there is damaoe or disconnection of the harness
TSB Revision
36
Sensor
ground
Constantly
o v
Checking the steering angular-velocity sensor circuit (with the connector disconnected)
Terminal Connection destination or
No.
measured part
Tester connection
Check condition
Standard
Steering angular-velocity Resistance
sensor power-supply
25-36
Connect the tester’s
probe to
Continuity
terminal 25, and the
probe
exists.
to terminal 36.
indicator
Note:
fluctuates
Even the result is good, the
sensor must not be judged to be
working.
Steering angular-velocity Resistance
sensor
53-36
Turn the steering wheel slowly.
No
continuity
Continuity
Summary of Contents for 1989 Galant
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