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Apex Ignition Harness

The objective of this troubleshooting page is to determine if there is a problem with your SureFly.

SureFly Installation Instructions

Engine: runs rough, stumble, dies, or no start

Excessive mag drop / kickback

Engine continues to run after SIM is turned off

Rapid Flash / Fixed and Variable Timing

CHT

Tachometer

Click to enlarge

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