Communication Error With The Meter; Diagnostic Code: Sensor Operation Table - Yamaha 2012 TMAX XP500A Service Manual

SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE

Communication error with the meter

Fault
Item
code No.
Er-1 ECU internal mal-
function (output sig-
nal error)
Er-2 ECU internal mal-
function (output sig-
nal error)

Diagnostic code: sensor operation table

Diag-
nostic
code
No.
d:01 Throttle position sensor sig-
nal
• Fully closed position
• Fully opened position
d:03 Intake air pressure
d:05 Intake air temperature
d:06 Coolant temperature
d:07 Vehicle speed pulse
d:08 Lean angle sensor
• Upright
• Overturned
Reference
pages
8-64
8-65
Item
14–20
97–107
Displays the intake air pres-
sure.
When engine is cold: Dis-
plays temperature closer to
air temperature
When engine is hot: Air tem-
perature + approx. 20°C (68
°F)
When engine is cold: Dis-
plays temperature closer to
air temperature
When engine is hot: Displays
current coolant temperature
0–999
0.4–1.4
3.7–4.4
Fault
code No.
Er-3 ECU internal mal-
function (output sig-
nal error)
Er-4 ECU internal mal-
function (input sig-
nal error)
Meter display
9-6
Reference
Item
pages
8-66
8-67
Checking method
Check with throttle valves
fully closed.
Check with throttle valves
fully open.
Set the engine stop switch
to " ", and then push the
start switch " ". (If the dis-
play value changes, the per-
formance is OK.)
Compare the actually mea-
sured intake air temperature
with the meter display
value.
Compare the actually mea-
sured coolant temperature
with the meter display
value.
Check that the number
increases when the front
wheel is rotated. The num-
ber is cumulative and does
not reset each time the
wheel is stopped.
Remove the lean angle sen-
sor and incline it more than
45 degrees.