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Home >> Subaru >> 1994 >> SVX LSi >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - 4-Speed >> Diagnostic Testing >> Code 21: ATF Temperature Sensor >> Symptom

Code 21: ATF Temperature Sensor: Symptom

Input signal circuit of TCU to ATF temperature sensor is open or shorted causing "No Shift" to 4th gear (after engine warm-up), no "Lock-Up" of torque converter (after engine warm-up) and/or harsh shift feel.

NOTE: Connectors are identified for both models. Legacy model is listed first and SVX model second. Example; (B33/68)=(Legacy/SVX). Pin locations and numbers are identical.
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