Inspection Of Plug Cap ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ - TOHATSU MFS 9.9 Owner's Manual

2) Inspection of Plug Cap
Remove the part and test it as a separate unit.
1. Disconnect plug caps from spark plugs.
2. Remove plug cap from high tension cable.
(Cap screws on to wire)
Remove by twisting counterclockwise.
3. Measure plug cap resistance. Replace if out of specification.
Plug Cap Resistance :
3.0 - 7.0 kΩ
3) Inspection of Ignition Coils
1. Remove ignition coil coupler.
2. Measure ignition coil resistance. Replace if out of
specification.
This test can be made without removing parts.
Ignition Coil Resistance :
Primary Coil : Between Orange (Or) - Black (B)
0.26 - 0.35 Ω
Secondary Coil : Between High Tension Cord - Black (B)
6.8 - 10.2 kΩ
Secondary Coil : Between Plug Cap - Black (B)
11.8 - 15.2 kΩ
3. Install plug cap onto high tension cord by twisting clockwise.
4. Connect plug cap to spark plug.
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