Yamaha FJR13AG Service Manual page 712

ELECTRONICALLY ADJUSTABLE SUSPENSION SYSTEM
Fault code No. C1004
TIP
After the malfunction is repaired and the preload is adjusted, fault code No. C1004 may not disappear
if the main switch is turned to "ON" within approximately 6 minutes after the rear shock absorber as-
sembly DC motor stops. If this occurs, turn the main switch to "OFF", wait approximately 6 minutes, and
then turn the main switch to "ON".
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
Procedure
Probable cause of malfunc-
Item
tion and check
1 Circuit breaker in the DC motor
operates.
(Preload was adjusted repeat-
edly.)
2 Preload adjusting motor (rear
shock absorber assembly DC
motor) is locked.
C1004
Preload adjusting motor (rear shock absorber assembly DC motor)
is locked, rotary encoder signal is not received, encoder signal is re-
versed, or motor rotates continuously at a low speed during the di-
agnostic mode (code No. 84 [preload home position adjustment]).
Able to start engine
Able to drive vehicle
84
The "check" indicator on the Yamaha diagnostic tool screen comes on
when the preload home position adjustment starts.
When completed successfully
The "check" indicator on the Yamaha diagnostic tool screen goes off.
When not completed successfully
The "check" indicator on the Yamaha diagnostic tool screen flashes. Re-
move the rear shock absorber assembly DC motor and adjust it by hand.
After adjusting the DC motor, perform the procedure for diagnostic code
No. 84 again. If the "check" indicator on the Yamaha diagnostic tool
screen flashes again, replace the rear shock absorber assembly.
—
Maintenance job
After adjusting the preload, wait
6 minutes or more before ad-
justing it again.
Execute the diagnostic mode
(code No. 84).
8-235
(FJR13ESG)
Confirmation of service com-
pletion
Start the engine, adjust the pre-
load (solo riding → solo riding
and luggage), and then check
the condition of the fault code
using the malfunction mode of
the Yamaha diagnostic tool.
Condition is "Recovered" →
Service is finished.
Condition is "Detected" → Go to
item 2.
Execute the diagnostic mode
(code No. 84).
The "check" indicator on the
Yamaha diagnostic tool screen
goes off → Service is finished.
The "check" indicator on the
Yamaha diagnostic tool screen
flashes → Go to item 3.