Spark Plug; Spark Plug Cap; Ignition Coil - Yamaha VX600ERG Service Manual

SEA8090
IGNITION SYSTEM

SPARK PLUG

1. Remove:
•
Spark plugs
2. Measure:
•
Spark plug gap
Standard spark plug:
BR9ES (NGK)
Spark plug gap:
SEA8070

SPARK PLUG CAP

1. Remove:
•
Spark plug cap
2. Connect:
•
Pocket tester
(to the spark plug cap)
3. Measure:
•
Spark plug cap resistance
Out of specification → Replace.
Spark plug cap resistance:
SEA8080

IGNITION COIL

1. Disconnect:
•
Ignition coil lead
•
Spark plug lead
2. Connect:
•
Pocket tester
(to the ignition coil and spark plug lead)
3. Measure:
•
Primary coil resistance a
•
Secondary coil resistance b
Out of specification → Replace.
Primary coil resistance:
Secondary coil resistance:
SEA8100
8-7
ELEC
0.7 ~ 0.8 mm (0.028 ~ 0.031 in)
° °
5 kΩ at 20 C (68 F)
°
0.36 ~ 0.48 Ω at 20
C (68
° °
5.4 ~ 7.4 kΩ at 20 C (68
– +
°
F)
F)