6 - 12
FI
Fault code No.
12
Symptom No normal signals are received from the crankshaft posi-
tion sensor.
Diagnostic code No. —
—
Order Item/components and probable
cause
Check or maintenance job
Reinstatement
method
1
Installed condition of crankshaft
position sensor.
Check for looseness or pinching.
Cranking the
engine.
2
Connections
• Crankshaft position sensor cou-
pler
• Main wire harness ECU coupler
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler
securely.
3
Open or short circuit in wire har-
ness.
• Repair or replace if there is an
open or short circuit.
• Between the crankshaft position
sensor coupler and ECU cou-
pler.
(blue/yellow–blue/yellow)
(black/blue–black/blue)
4
Defective crankshaft position sen-
sor.
• Replace if defective.
Refer to “IGNITION SYSTEM” in
chapter 8.
Summary of Contents for YFM700RV 2009
Page 1: ...YFM700RV SERVICE MANUAL 1S3 28197 E0 ...
Page 34: ...2 11 SPEC ENGINE SPECIFICATIONS Cylinder head tightening sequence 1 3 2 4 5 7 8 6 ...
Page 52: ...2 29 SPEC OIL FLOW DIAGRAMS 1 Oil delivery pipe 2 Oil filter 3 Oil pump 2 3 A A A A 2 1 ...
Page 55: ...2 32 SPEC OIL FLOW DIAGRAMS 1 Balancer 1 2 Crankshaft 2 1 ...
Page 408: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...