Power Transistor
WARNING: This page is about a different car, the 1996 Nissan 200SX. However, it is still accessible from the selected car via links, so may be relevant.
For power transistor system testing, see DTC P1320 in the TESTS W/CODES - 1.6L article. For power transistor component testing, see IGNITION SYSTEMS in SYSTEM/COMPONENT TESTS - 1.6L article.