Self-Diagnosis Devices - Yamaha 2001 YZF-R1N Owner's Manual

INSTRUMENT AND CONTROL FUNCTIONS

Self-diagnosis devices

This model is equipped with a self-di-
agnosis device for the following electri-
cal circuits:
throttle position sensor
speed sensor
EXUP system
3
If any of those circuits are defective,
the tachometer will repeatedly display
the following error code:
CB-11E
Circuit-specific
0 r/min for
number of r/min
3 seconds
for 2.5 seconds
(See the table
below.)
EAU03271 Use the chart below to identify the
faulty electrical circuit.
CB-26E
Specific r/min
3,000 r/min
4,000 r/min
7,000 r/min
If the tachometer displays such an er-
ror code, note the circuit-specific num-
ber of r/min, and then have a Yamaha
dealer check the motorcycle.
Current
CAUTION:
engine
@
When the tachometer displays an
speed for
3 seconds
error code, the motorcycle should
be checked as soon as possible in
order to avoid engine damage.
@
Faulty electrical circuit
Throttle position sensor
Speed sensor
EXUP system
EC000004
3-7
This model is also equipped with a self-
diagnosis device for the fuel level warn-
ing light circuit. If the fuel level warning
light circuit is defective, the following
cycle will be repeated until the malfunc-
tion is corrected: The warning light will
flash eight times, then go off for three
seconds. If this occurs, have a Yamaha
dealer check the motorcycle.