2004-2006 Kawasaki 900 STX Jet Ski Service Manual, Page 219Get this manual
ELECTRICAL SYSTEM 14-53 Smart Steering System
Steering Position Sensor Input Voltage Inspection NOTE
Measure the input voltage to the steering position sensorBe sure the battery is fully chargedConnect digital voltmeter [A] to the lead connector [B] of the steering position sensor using the needle adapter set [C]Special ToolNeedle Adapter Set57001-1457 Connections to Steering Position Sensor Connector Meter (+) Terminal Meter () BK Terminal