General Run Problems - Toro ProCore 648 Service Manual

Starting Problems (continued)
Problem
Engine cranks, but does not start.
Engine cranks (but should not) with the traction lever
out of the neutral position.

General Run Problems

Problem
Battery does not charge.
Engine kills during operation.
ProCore 648
Possible Causes
Circuit wiring to engine magneto is grounded (see
Chapter 8 – Electrical Diagrams).
Circuit wiring to carburetor solenoid is loose, corroded,
or damaged (see Chapter 8 – Electrical Diagrams).
Engine or fuel system is malfunctioning (see Chapter
3 – Kohler Engine).
Engine may be too cold.
Neutral proximity switch is out of adjustment or faulty.
Neutral proximity switch wiring is faulty.
Sensing plate on traction lever is loose or damaged.
Possible Causes
Wiring to the charging circuit components is loose,
corroded, or damaged (see Chapter 8 – Electrical
Diagrams).
Ignition switch is faulty.
Alternator is faulty (see Chapter 3 – Kohler Engine).
Battery is dead.
Ignition switch is faulty.
Circuit wiring to engine magneto is damaged (see
Chapter 8 – Electrical Diagrams).
Circuit wiring to carburetor solenoid is loose, corroded,
or damaged (see Chapter 8 – Electrical Diagrams).
Engine or fuel system is malfunctioning (see Chapter
3 – Kohler Engine).
Page 5 – 9
Electrical System