Steering Sensor 1. CHECK STEERING SENSOR SYSTEM (a) Position the steering in the straightaway position. (b) Place the mode select switch to "normal" position. (c) Using a sub wire harness, short the service connector (Diagnosis) terminals T+ and E1. (d) Turn the ignition switch on, and check that the indicator lights S and F flash. If not, there is a problem with either the mode select switch, service connector circuit or TEMS computer. (e) Turn the steering wheel 1/10 - 1/8 turn to the right from a straightaway position and check that the F indicator flash and the S light goes out. (f) Return the steering wheel to right from the straightaway position and then 1/10 - 1/8 turn to the left and check that the S indicator light flash and the F light goes out. If operation is not as specified in (e) and (f) inspect for the cause.