Mazda RX-8 Workshop Manual page 1637

FAIL-SAFE
POSSIBLE
CAUSE
Diagnostic procedure
STEP
INSPECT STEERING WHEEL FOR OFF-CENTER
1
Drive the vehicle and inspect the
steering wheel position while driving
in a straight line.
Is the steering wheel off-center?
C1295, C1307, C1937, C1956
Inhibits TCS control and DSC control, and illuminates DSC
indicator light.
(If error is detected during a TCS control, inhibits TCS
control after finishing the control.)
C1938
Condition 1
Condition 2
Deviation of the steering wheel center position due to improper front wheel
alignment
Improper installation or positioning of the steering angle sensor
Steering angle sensor malfunction
Poor connection at connectors (female terminal)
DSC HU/CM malfunction
INSPECTION
Inhibits TCS control and DSC control, and
illuminates DSC indicator light.
(If error is detected during a TCS control,
inhibits TCS control after finishing the
control.)
Inhibits TCS control and DSC control, and
illuminates DSC indicator light.
(If error is not detected when system is
activated next time, enables (restores)
each control and turns each light off.)
YesGo to the next step.
No Inspect and adjust the front wheel
alignment to correct the steering wheel
alignment.
(See
Go to Step 3.
ACTION
FRONT WHEEL ALIGNMENT.)