Yamaha MT-09 2021 - Page 482

9-52
SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
“P0657”
Fuel system voltage: incorrect voltage
supplied to the fuel injector and fuel
pump.
Able Able 09, 50
“P0914” Gear position sensor: signal stuck Able Able —
“P0915” Gear position sensor: signal out of range Able Able —
“P0916,
P0917”
[P0916] Gear position sensor: open or
ground short circuit detected.
[P0917] Gear position sensor: power
short circuit detected.
Able Able —
“P1004”
Intake air pressure sensor 1 and intake
air pressure sensor 2: output voltage de-
viation error.
Able Able 03, 04
“P1600”
Lean angle sensor: open or short circuit
detected.
Unable Unable 17
“P1601”
Sidestand switch: open or short circuit of
the blue/yellow lead of the ECU is detect-
ed.
Unable Unable 20
“P1602”
Malfunction in ECU internal circuit (mal-
function of ECU power cut-off function).
Able/Unable Able/Unable —
“P1606,
P1607”
[P1606] Intake air pressure sensor 2:
ground short circuit detected.
[P1607] Intake air pressure sensor 2:
open or power short circuit detected.
Able Able 04
“P1608”
Intake air pressure sensor 2: signal out of
range
Able Able 04
“P1609”
Intake air pressure sensor 2: clogging of
hose or sensor disconnection
Able Able 04
“P1806,
P1807”
[P1806] Shift sensor: open or ground
short circuit detected.
[P1807] Shift sensor: power short circuit
detected.
Able Able 95
“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:
open or ground short circuit detected.
[P2128] Accelerator position sensor:
power short circuit detected.
[P2138] Deviation error
Able/Unable Able/Unable 14, 15
“P2158”
Front wheel sensor: no normal signals
are received from the front wheel sensor.
Able Able 16
“U0125”
Signals cannot be transmitted between
the ECU and the IMU.
Unable Able/Unable —
“U0155 or
Err”
Multi-function meter: signals cannot be
transmitted between the ECU and the
multi-function meter.
Able Able —
DTC Symptom
Fail-safe system
Diagnos-
tic code
Starting the
engine
Driving the
vehicle