Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
Or, hide this message:
temporarily or
permanently
JB5 - Verify Scope Pattern 4
Spark Plug Firing Voltage Pattern:
-
Is there consistently high spark plug firing voltage in one or more cylinders? YES -- Spark plug wire(s) are not firmly connected. Disconnected spark plug wire(s). Wide
spark plug gap(s). Open plug wire(s). CHECK spark plug wire(s) connection.
NO -- Go to
JB6. JB6 - Verify Scope Pattern 5
