7-13
FUEL INJECTION SYSTEM
FI
Crankshaft position sensor
resistance
248
X
372
Ω
at 20
_
C (68
_
F)
(between gray and black)
Tester positive probe
!
gray
Tester negative probe
!
black
1
2
When installing or removing the con-
nector, main switch turn to “OFF”.
NOTE:
EAS00908
TROUBLESHOOTING DETAILS
This section describes the countermeasures per fault code number displayed on the meter. Check and
service the items or components that are the probable cause of the malfunction following the order.
After the check and service of the malfunctioned part has been completed, reset the meter display ac-
cording to the “Reinstatement method”.
Fault code No.:
Fault code number displayed on the meter when the engine failed to work normally. (Refer to the
“Fault code table”.)
Diagnostic code No.:
Diagnostic code number to be used when the diagnostic mode is operated. (Refer to “DIAGNOSTIC
MODE”.)
Fault code No.
12
Symptom
No normal signals are received from the crankshaft position sensor.
Used diagnostic code No. – –
Order
Inspection operation item and probable
cause
Operation item and countermeasure
Reinstatement
method
1
Installed condition of sensor.
Check the installed area for looseness or
pinching.
Reinstated by
cranking the
2
Connected condition of connector.
Inspect the coupler for any pins that
may have pulled out.
Check the locking condition of the
coupler.
If there is a malfunction, repair it and connect it
securely.
Crankshaft position sensor coupler
Main wiring harness ECU coupler
engine.
3
Open or short circuit in wiring harness.
Repair or replace if there is an open or short
circuit between the main wiring harnesses.
Between sensor coupler and ECU coupler.
Gray - Gray
Black / Blue - Black / Blue
4
Defective crankshaft position sensor.
Replace if defective.
1. Disconnect the crankshaft position sensor cou-
pler from the wire harness.
2. Connect the pocket tester (
Ω
100) to the
crankshaft position sensor coupler as shown.
3. Measure the crankshaft position sensor resis-
tance.
4. Is the crankshaft position sensor OK?
Summary of Contents for FZ6-ST
Page 1: ...FZ6 ST 5VX 28197 11 SUPPLEMENTARY SERVICE MANUAL LIT 11616 18 43 FZ6 STC ...
Page 34: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...
Page 35: ......
Page 81: ...2 20 TIGHTENING TORQUES SPEC Cylinder head tightening sequence Crankcase tightening sequence ...
Page 86: ...2 25 COOLING SYSTEM DIAGRAMS SPEC 1 Radiator 2 Oil cooler COOLING SYSTEM DIAGRAMS ...
Page 87: ...2 26 COOLING SYSTEM DIAGRAMS SPEC 1 Water pump 2 Oil cooler 3 Radiator ...
Page 88: ...2 27 COOLING SYSTEM DIAGRAMS SPEC 1 Oil cooler 2 Water pump ...
Page 89: ...2 28 COOLING SYSTEM DIAGRAMS SPEC 1 Radiator 2 Thermostat ...
Page 90: ...2 29 ENGINE OIL LUBRICATION CHART SPEC ENGINE OIL LUBRICATION CHART ...
Page 92: ...2 31 LUBRICATION DIAGRAMS SPEC 1 Oil pump 2 Exhaust camshaft 3 Intake camshaft 4 Oil strainer ...
Page 93: ...2 32 LUBRICATION DIAGRAMS SPEC 1 Oil cooler 2 Oil strainer 3 Oil level switch 4 Oil pump ...
Page 94: ...2 33 LUBRICATION DIAGRAMS SPEC 1 Main axle 2 Oil pump 3 Relief valve ...
Page 96: ...2 35 LUBRICATION DIAGRAMS SPEC 1 Main axle 2 Drive axle ...
Page 432: ...8 27 LIGHTING SYSTEM ELEC EAS00780 LIGHTING SYSTEM CIRCUIT DIAGRAM ...
Page 439: ...8 34 SIGNALING SYSTEM ELEC EAS00793 SIGNALING SYSTEM CIRCUIT DIAGRAM ...
Page 465: ...FZ6 SS FZ6 SSC WIRING DIAGRAM ...
Page 469: ......