Yamaha FJR13AG Service Manual page 601

Fault code No.
Item
3-10 [For P2122, P2123] Short circuit
[For P2138] Deviation error
Between accelerator position sensor output terminal (white) "a" of ECU coupler and any other ECU
coupler terminal "b".
If there is continuity, replace the wire harness.
A
b
A. FJR13AG
B. FJR13ESG
3-11 [For P2127, P2128] Short circuit
[For P2138] Deviation error
Between accelerator position sensor output terminal (black) "a" of ECU coupler and any other ECU
coupler terminal "b".
If there is continuity, replace the wire harness.
A
b
A. FJR13AG
B. FJR13ESG
4 Installed condition of accelera-
tor position sensor.
P2122, P2123, P2127, P2128, P2138
[P2122] Accelerator position sensor: open or ground short circuit
detected.
[P2123] Accelerator position sensor: power short circuit detected.
[P2127] Accelerator position sensor: ground short circuit detected.
[P2128] Accelerator position sensor: open or power short circuit de-
tected.
[P2138] Deviation error
a
Y/R R/L O/W W/B Gy/W W W G/W L/R
B/R L/W Br/L G/L B B Br/W L/B
B/L B/W W/G Lg/L P P/W L L
B/L B/L B/Y Lg/B W/Y L/Y Gy Y/G
a
Y/R R/L O/W W/B Gy/W W W G/W L/R
B/R L/W Br/L G/L B B Br/W L/B
B/L B/W W/G Lg/L P P/W L L
B/L B/L B/Y Lg/B W/Y L/Y Gy Y/G
Check for looseness or pinch-
ing.
Improperly installed sensor →
Reinstall or adjust the sensor.
Refer to "ADJUSTING THE AC-
CELERATOR POSITION SEN-
SOR" on page 7-11.
8-124
FUEL INJECTION SYSTEM
B
Y/R R/L O/W W/B
B/R L/W Br/L
B/L B/W W/G Lg/L
B/L B/L B/Y Lg/B
b
B
Y/R R/L O/W W/B
B/R L/W Br/L
B/L B/W W/G Lg/L
B/L B/L B/Y Lg/B
b
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha di-
agnostic tool.
Condition is "Recovered" → Go
to item 8 and finish the service.
Condition is "Detected" → Go to
item 5.
a
Gy/W W W G/W L/R
G/L B B Br/W L/B
P P/W L L
W/Y L/Y Gy
a
Gy/W W W G/W L/R
G/L B B Br/W L/B
P P/W L L
W/Y L/Y Gy