20-6 SERVICING INFORMATION
THROTTLE BODY
ELECTRICAL
Unit: mm (in)
ITEM
STANDARD/SPECIFICATION
NOTE
IAT sensor resistance
Approx. 2.58 k
Ω
at 20 °C (68 °F)
TO sensor resistance
16.5 – 22.3 k
Ω
TO sensor voltage
Normal
0.4 – 1.4 V
Leaning
3.7 – 4.4 V
When
leaning 65°
GP switch voltage
0.89 V and more
From 1st to Top
Injector voltage
Battery voltage
ITEM
SPECIFICATION
Bore size
44 mm (1.73 in)
I.D. No.
49H0
Idle r/min
2 100 ± 50 r/min
Throttle cable play
2 – 4 mm
(0.08 – 0.16 in)
Hot starter lever clearance
2 – 3 mm
(0.08 – 0.12 in)
ITEM
STANDARD/SPECIFICATION
NOTE
Ignition timing
8° B.T.D.C. at 2 100 r/min.
Spark plug
Type
NGK: CR8EIA10
Gap
0.9 – 1.0 (0.035 – 0.039)
Spark performance
Over 8 (0.3) at 1 atm.
CKP sensor resistance
80 – 120
Ω
R – G
Crankshaft rotation signal sensor
resistance
0.1 – 0.8
Ω
B/R – R/W
Charge coil resistance
1.0 – 2.5
Ω
Y – Y
CKP sensor peak voltage
2.8 V and more
+
R –
-
G
Crankshaft rotation signal sensor
peak voltage
3.5 V and more
+
B/R –
-
R/W
Ignition coil resistance
Primary
0.01 – 0.11
Ω
at 20 °C (68 °F)
Terminal –
Terminal
Secondary
4.5 – 6.9 k
Ω
at 20 °C (68 °F)
Plug cap –
+
Terminal
Ignition coil primary peak voltage
175 V and more
+
Ground –
-
W/Bl
Magneto no-load voltage
(When engine is cold)
95 V (AC) and more at 5 000 r/min
Regulated voltage
14.0 – 15.0 V at 5 000 r/min
Engine stop switch resistance
Under 1
Ω
B/Y – B/W