Service manual

CANDoo Professional

but Waverunners do not have a dedicated diagnostic connector. The gauges/clusters on

Waverunners “ speak” to the ECU in the same way that their diagnostics tools communicate with

the ECU, so Yamaha Waverunners have a standard 3-pin connector in the front storage area that

is used to communicate information to the cluster during normal ski operation, and is used for the

diagnostic tool (Candoopro diagnostic system) for a diagnostic session.

Steps to connect:

1. Locate the 3-pin cluster/diagnostic connector in the front storage compartment of the ski. You

may need to open an access panel on some models to get to the connector. The connector is a

three-pin dark gray connector:

2. Disconnect this connector, and plug the Candoopro Yamaha adapter cable light gray connector

into the mating connector on the Waverunner harness: