Yamaha Z200N Service Manual page 321

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ELEC
ELECTRICAL COMPONENTS......................................................................... 8-1
(Port view) ................................................................................................ 8-1
(Starboard view) ...................................................................................... 8-2
(Junction box assembly)......................................................................... 8-3
(Aft view) .................................................................................................. 8-4
(Top view)................................................................................................. 8-5
WIRE HARNESS ............................................................................................. 8-6
ELECTRICAL COMPONENTS ANALYSIS ..................................................... 8-9
DIGITAL CIRCUIT TESTER....................................................................... 8-9
MEASURING THE PEAK VOLTAGE........................................................ 8-9
PEAK VOLTAGE ADAPTOR..................................................................... 8-9
MEASURING A LOW RESISTANCE...................................................... 8-10
IGNITION SYSTEM....................................................................................... 8-11
CHECKING THE IGNITION SPARK GAP ............................................... 8-12
CHECKING THE BATTERY..................................................................... 8-13
CHECKING THE FUSES ......................................................................... 8-13
CHECKING THE FUSE HOLDER ............................................................ 8-13
MEASURING THE CONTROL UNIT OUTPUT PEAK VOLTAGE.......... 8-14
MEASURING THE PULSER COIL OUTPUT PEAK VOLTAGE.............. 8-15
CHECKING THE SPARK PLUG CAPS.................................................... 8-16
IGNITION CONTROL SYSTEM .................................................................... 8-17
CHECKING THE BATTERY..................................................................... 8-18
CHECKING THE FUSES ......................................................................... 8-18
CHECKING THE FUSE HOLDER ............................................................ 8-18
MEASURING THE PULSER COIL OUTPUT PEAK VOLTAGE.............. 8-18
MEASURING THE CRANK POSITION SENSOR OUTPUT PEAK
VOLTAGE............................................................................................... 8-18
MEASURING THE ENGINE COOLING WATER TEMPERATURE
SENSOR RESISTANCE ......................................................................... 8-19
CHECKING THE THERMO SWITCH CONTINUITY............................... 8-19
CHECKING THE OIL LEVEL SENSOR CONTINUITY ............................ 8-20
MEASURING THE THROTTLE POSITION SENSOR OUTPUT
VOLTAGE............................................................................................... 8-20
CHECKING THE SHIFT POSITION SWITCH ......................................... 8-21
CHAPTER 8
ELECTRICAL SYSTEMS
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