Mitsubishi Stealth 1994 Import Service Manual page 100

When diagnostic trouble code No. 21 is output, or when anti-roll control only stops.
Using scan tool, check service
Disconnect steering angular velocity
sensor connector.
With ignition switch at ON, check
No. 2,3, and 4 terminal voltages up
Continuity provided between No. 1
Is trouble cleared by replacing
steering angular velocity sensor?
End
ECS
Check by entering simulated vehicle speed to
simulate anti-roll controls. (Refer to P.2B-17.)
Is continuity provided across the following
areas?
Between steering angular velocity sensor
and ECS control unit
Between No. 2 terminal and No. 56 terminal
Between No. 3.terminal and No. 55 terminal
Between No. 4 terminal and No. 54 terminal
I
Yes
Is contrnurty provided between No. 1 terminal
of steering angular velocity sensor and No. 57
terminal of ECS control unit?
Replace ECS control unit.
I
No