Yamaha FJR13AG Service Manual page 600

Fault code No.
Item
3-7 [For P2128] Open circuit
[For P2138] Deviation error
Between accelerator position sensor coupler and ECU coupler: black–black
If there is no continuity, replace the wire harness.
A
W B/L L B
A. FJR13AG
B. FJR13ESG
3-8 [For P2122, P2128] Open circuit
Between accelerator position sensor coupler and ECU coupler: black/blue–black/blue
If there is no continuity, replace the wire harness.
A
W B/L L B
A. FJR13AG
B. FJR13ESG
3-9 Disconnect the couplers from the parts that are connected to the ECU.
Refer to "Parts connected to the ECU" on page 8-63.
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
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
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
8-123
FUEL INJECTION SYSTEM
B
Y/R
W B/L L B
B/L B/L B/Y
B
Y/R
W B/L L B
B/L B/L B/Y
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
Lg/B W/Y L/Y Gy
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
Lg/B W/Y L/Y Gy