Yamaha YXR70FX Service Manual page 292

Fault code No. 41
Diagnostic code No. d08
Order Item/components and probable
cause
1 Connections
• Lean angle sensor coupler
• Main wire harness-ECU coupler
2 Open or short circuit in lead wire.
3 Defective lean angle switch.
FUEL INJECTION SYSTEM
Symptom Lean angle sensor: open or short circuit detected.
Lean angle sensor
Check or maintenance job
• 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.
• Repair or replace if there is an
open or short circuit.
• Between lean angle sensor cou-
pler and ECU coupler.
(blue–blue)
(yellow/green–yellow/green)
(black/blue–black/blue)
• Execute the diagnostic mode.
(Code No.d08)
• Replace if defective.
Refer to "IGNITION SYSTEM" in
chapter 9.
6 - 22
FI
Reinstatement
method
Turning the
main switch to
"ON".