Exhaust Controlled Timing (Ect) System - Arctic Cat 2015 ZR 6000 Operator's Manual

Exhaust Controlled
Timing (ECT) System
This system automatically adjusts the
ignition timing to provide maximum per-
formance through a variety of operating
conditions. The ECM receives input on
engine RPM (demand) and exhaust pipe
temperature (engine
adjusts the ignition timing accordingly.
This system is not adjustable and is main-
tenance free.
condition) and
If a system fault is suspected, use an ohm-
meter to check continuity of the exhaust
pipe temperature sensor located in the
expansion chamber. A reading of either 0
ohm or infinity indicates a failed sensor.

NOTE: A disabled ECT system
WILL NOT cause engine damage;
however, a failed ECT system will
have slower throttle response and
may produce slightly less top-end
performance.
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