View and Download TCi EZ-TCU manual online. Transmission Control Unit. EZ-TCU control unit pdf manual download.. System Components Overview The WIRELESS EZ-TCUTM system is made up of several main components. An EZ-TCUTM, Bluetooth module, wiring harness, and an RPM module. Common additions mentioned in these instructions but not included with this kit include speedometer control units (SCU's), diablo, outlaw or paddle shifters, and remote throttle position kits.
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The TCU is water tight when connected to the wiring harness. It can be mounted in the engine compartment or in the vehicle's interior. It is good practice to mount the TCU with the connector facing down. This way, there is less chance of moisture getting into the TCU if it needs to be disconnected in wet conditions.. TCU Installation Notes: The TCU is water tight when connected to the wiring harness. It can be mounted in the engine compartment or in the vehicle's interior. It is good practice to mount the TCU with the connector facing down. This way, there is less chance of moisture getting into the TCU if it needs to be disconnected in wet conditions.