Table 4-3. Unit Troubleshooting Procedures
Test or Inspection
ENGINE WILL NOT START (CONT).
Check spark plug (8) for 0.027-0.039 in. (0.7-1.0 mm) gap with gage. Visually check for fouling,
and spark by removing spark plug from unit, reconnecting spark plug wire and pulling starter while
observing for spark.
If no spark is present, retest with known good spark plug.
If no spark is present, check spark plug wire for breaks.
Ifwire is broken replace coil assembly (para 4-21).
If still no spark, replace TCI unit and recheck for spark (para 4-21).
If still no spark, replace coil assembly (para 4-21).
Check fuel cap valve (9). If valve is open visually check for debris.