2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 420Get this manual
TRBL ANLS
Engine unit trouble analysis
Diagnostic code and checking step
Diagnostic code Item Symptom Checking steps 1Measure the pickup coil output peak voltage13 Pulser coil(1) malfunction Engine will not start 2Measure the pickup coil resistance3Check the whiteblack and black orange (WB and BO) pickup coil wiring harness leads for continuity1Check the engine temperature using the YDIS2Measure the engine temperature sensor input voltageTrolling speed is unstable(3) 3Check the blackyellow and black orange (BY and BO) engine temperature sensor wiring harness leads for continuity4Measure the engine temperature sensor resistance1Check that the knock sensor is installed correctly2Measure the knock sensor resistance3Check the green (G) knock sensor wiring harness lead for continuity1Check the battery voltage using the YDIS2Check the fuse for continuity19 Battery voltage malfunction Trolling speed is unstable(3) 3Measure the stator coil output peak voltage4Measure the rectifier regulator output peak voltage5Check the battery cables and terminals for proper connection:(3)WD: