Listed in the table below are the symbols indicating instructions and other information necessary for servicing.
The meaning of each symbol is also included in the table.

Abbreviations
A:
abdc: after bottom dead center
ac: alternating current
acl: air cleaner, air cleaner box
api: american petroleum institute
atdc: after top dead center
atm pressure: atmospheric pressure, atmospheric
pressure sensor (aps, ap sensor)
a/f: air fuel mixture
B:
baro: barometric pressure (atmospheric pressure)
bbdc: before bottom dead center
btdc: before top dead center
b+: battery positive voltage
C:
ckp sensor: crankshaft position sensor (ckps)
ckt: circuit
clp switch: clutch lever position switch (clutch
switch)
cmp sensor: camshaft position sensor (cmps)
co: carbon monoxide
cpu: central processing unit
D:
dc: direct current
dmc: dealer mode coupler
dohc: double over head camshaft
drl: daytime running light
DTC: diagnostic trouble code
E:
ecm: engine control module engine control unit
(ecu) (fi control unit)
ect sensor: engine coolant temperature sensor
(ects)
water temp. Sensor (wts)
evap: evaporative emission
exc system: exhaust control system (excs)
exc valve: exhaust control valve (excv)
excv actuator: exhaust control valve actuator
(excva)
F:
fi: fuel injection, fuel injector
fp: fuel pump
fpr: fuel pressure regulator
fp relay: fuel pump relay
G:
gen: generator
gnd: ground
gp switch: gear position switch
H:
hc: hydrocarbons
ho2 sensor: heated oxygen sensor (ho2s)
I:
iap sensor: intake air pressure sensor (iaps)
iat sensor: intake air temperature sensor (iats)
ig: ignition
isc valve: idle speed control valve (iscv)
J:
jaso: japanese automobile standards organization
L:
lcd: liquid crystal display
led: light emitting diode (malfunction indicator lamp)
lh: left hand
M:
mal-code: malfunction code (diagnostic code)
max: maximum
mil: malfunction indicator lamp (led)
min: minimum
N:
nox: nitrogen oxides
O:
ohc: over head camshaft
ops: oil pressure switch
P:
pair: pulsed secondary air injection
pcm: power control module
pcv: positive crankcase ventilation (crankcase
breather)
R:
rh: right hand
rom: read only memory
S:
Sae: society of automotive engineers
sds: suzuki diagnosis system
srad: suzuki ram air direct
stc system: secondary throttle control system
(stcs)
stp sensor: secondary throttle position sensor
(stps)
st valve: secondary throttle valve (stv)
stv actuator: secondary throttle valve actuator
(stva)
T:
to sensor: tip-over sensor (tos)
tp sensor: throttle position sensor (tps)
Vehicle side viewSteering components
Steering stem head nut
Steering stem upper bracket
Steering stem lock-nut
Washer
Steering stem nut
Dust seal cover
Dust seal
Steering stem upper bearing
Steering stem lower bearing
Lower seal
Steering stem lower bracket
Steering stem lo ...
Fuel injection system description
Gsx-r1000 motorcycles are equipped with a fuel injection system for emission
level control. This fuel injection system
is precision designed, manufactured and adjusted to comply with the applicable
emission limits. With varying engine
conditions, all of the fuel injection volumes are precisely ...
DTC “c31” (p0705): gp switch circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
No gear position switch voltage
Gp switch voltage is not within the following range.
Gp switch voltage > 0.6 V
Gp switch circuit open or short.
Gp switch malfunction.
...