Spark plug wire integrity is vital for proper engine operation. A thorough inspection
will be necessary to accurately identify conditions that may affect engine operation.
Refer to the list below for items to be inspected.
- Inspect for correct routing of the spark plug wires. Improper routing
may cause cross-firing. Refer to
Spark Plug Wire Replacement.
- Inspect each wire for any signs of cracks or splits in the wire.
- Inspect each boot for the following conditions:
If corrosion, carbon tracking or arcing are indicated on a spark plug wire boot
or terminal both the wire and the component connected to the wire should be replaced.
