Transformation paralysis

Transformation paralysis is a condition in the Generation 1 continuity family.

Transformation paralysis is a condition where a Transformer finds themselves locked into their alternate mode.

Fiction

Generation 1 cartoon

While examining the Quadrant Lock in microscope mode, Perceptor was fired upon by the Quintessons. The Autobot scientist was injured and found himself suffering from transformation paralysis, locked within his microscope mode. You'd think things were bad enough, but then Perceptor's conciousness was placed into an alien drone. The Face of the Nijika

From Teletraan I: The Transformers Wiki, a Wikia wiki.