Nissan Zexel Ecu Pinout __hot__

: Manages the pre-heating cycle based on temperature sensor data.

When the starter turned, a relay clicked and a pin showed switched battery voltage — fuel pump relay control. Injector drivers switched to ground on cranking, visible as pulsed continuity. Coil outputs showed pulsed primary driver activity when cranking with spark tester attached. nissan zexel ecu pinout