Triumph Rocket 3 GT 2021 - Page 630

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1. Turn the ignition to the OFF position and wait at least 1 minute for the ECM to
complete its power down sequence.
2. Detach the engine ECM from its bracket and the frame (see Engine Electronic
Control Module (Engine ECM) - Removal).
NOTICE
Three connectors of two different size and colour are used for the engine ECM.
Two connectors have 33 pins, one connector is coloured black and the other gray.
One connector has 39 pins and is coloured black.
3. Press on the locking device and gently pull the electrical connector to release it from
the engine ECM.
1. Locking device
Reconnection of the Engine ECM Connectors
Damage to the connector pins may result if an attempt to fit the connectors
incorrectly is made.