Pwc operational differences, Ecu operation, Instrument cluster operation – MoTeC PWC Plug-In ECU User Manual

Page 18: Cooling, Motec kawasaki installation

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MoTeC

Kawasaki Installation

PWC Operational Differences

The PWC Plug-In ECU closely mimics the standard OEM operation. However,
MoTeC would like to draw your attention to some operational differences
when a PWC Plug-In ECU is installed.

ECU Operation

The M400 Marine ECU engine control functionality is the same as the
standard factory ECU; all normal operations of the PWC are possible, with the
exception of Learner Key Mode.

Instrument Cluster Operation

The M400 Marine ECU will control the Kawasaki instrument cluster
mimic the original factory dash operation.

The ECU controls the dash via the KTC (K-Line to CAN) data
KTC receives CAN messages from the ECU, and then transmits K
messages to the instrument cluster.

The fixed CAN address and the CAN messages custom data set are
in the Base Map and should not be changed.

To prevent engine damage the following dash alarms and rev limits are
provided:

Sensor

Value

Dash alarm

Oil Temperature

155

°C (311 F)

Yes

Water Temperature

118

°C (244 F)

Yes

Intercooler Temperature

160

°C (320 F)

Yes

Oil Pressure

No Oil Pressure
and RPM > 3000

Yes

Note: These alarms and rev limits are similar to the factory settings.

Cooling

When a PWC Plug-In ECU is fitted the engine power is increased. The
standard Kawasaki oil and water cooling system might not be sufficient and
engine over-heating can occur.

If the engine overheats a relevant dash alarm will come on and the rev
be limited to prevent engine damage.

11

In ECU closely mimics the standard OEM operation. However,

MoTeC would like to draw your attention to some operational differences

ECU engine control functionality is the same as the

are possible, with the

ment clusters and

Line to CAN) data adaptor; the

, and then transmits K-Line

custom data set are provided

To prevent engine damage the following dash alarms and rev limits are

Dash alarm

Rev Limit

3300 rpm

3300 rpm

None

3300 rpm

These alarms and rev limits are similar to the factory settings.

In ECU is fitted the engine power is increased. The

cooling system might not be sufficient and

If the engine overheats a relevant dash alarm will come on and the revs will

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