7.5
Section 7
Electrical System and Components
7
Engine Will Not Start
Ignition System Troubleshooting Guide
Problem Test Conclusion
ŗǯȱȱ ȱȱȱȱȱȱ
ȱȱȱȱǯ
ŗǯȱȱ ȱȱȱȱȱȱǯ
Řǯȱȱ ȱȱȱȱǯȱȱ
ȱȱȱȱ 0.762 mm (0.030 in.).
2. ȱȱȱȱȱǰȱȱȱȱȱ
ȱ¢Dzȱȱǯ
řǯȱȱ ȱȱȱȱȱǯȱ
a. ȱȱȱȱȱ
connect to post terminal of tester.
ȱȱŝȬŚǯȱȱȱȱ
ǰȱȱȱȱǯ
DZȱȱȱȱ
ȱȱȱǰȱ
ȱȱȱȱǯ
ǯȱ ȱȱȱȱȱ
ȱȱȱȱǯ
c. ȱȱȱȱȱśŖŖȱ
ǰȱȱȱǯȱȱ
ȱȱȱȱȱ
ǯ
ǯȱ ȱȱȱȱǯȱ
ȱȱȱȱ
ȱȱǯ
3. ȱȱȱȱȱareȱǰȱ
ȱȱȱǯȱȱȱȱȱ
ȱare notȱDZȱ
a. ȱȱȱǰȱȱȱȱ¢ȱ
ȱȱȱȱȱǯ
ǯȱ ȱȱȱȱȱȱ
and other components for accidental
ȱȱȱǯ
c. ȱȱȱȱȱǰȱȱ
ȱȱ¢ȱ¢ȱȱȱȱ
ǯȱȱȱȱȱȱ
ohmmeter (Test 4).
ǯȱ ȱ¢ȱȱǻȱ¡DZȱȬ
ȱȱǼȱand other components
for ȱǯ
DZȱȱȱǰȱȱȱȱ
ȱȱȱȱȱȱ
ȱǯ
Śǯȱȱ ȱȱȱȱȱ
¢ȱȱȱǯȱȱ
ȱŝȬśǼǯ
ȱȱȱǯȱ
Connect one ohmmeter lead to
ȱǻǼǯȱȱȱȱ
ȱȱȱȱȱȱ
ǻǼȱȱȬȱǯȱȱ
ohmmeter leads connected in this
ǰȱȱȱȱȱȱ
¢ȱȱȱ4000 to 12,000
ohmsǯȱȱȱȱȱȱ
¢ȱȱȱ2700 to 8600
ohms.
DZȱ ȱȱȱȱ
ȱȱȱ
ȱȱęȱȱȱǯ
4. If the resistance is low or 0 ohmsǰȱȱȱ
¢ȱȱǯȱȱȱǯ
1
If the resistance is ȱȱę¢ȱ, the
ȱ¢ȱȱǯȱȱȱǯ
1
ȱȱȱȱȱȱęȱǰȱȱ
ȱ¢ȱȱǯ
1
ȱȱȱ¢ȱȱ¢ȱȱ
ȱȱȱȱȱȱȱ
ǯ