Electronic Remote Controls; Steering System - MerCruiser Axius 350 MAG User Manual

Electronic Remote Controls

The ERC (electronic
remote control) lever is too
hard or too easy to move
out of neutral detent.
The ERC lever has too
much or too little
resistance through its
range of motion.
The ERC lever increases
engine RPM, but does not
engage gears and the boat
does not move.
The ERC lever controls the
engine and drive, but does
not reach wide open
throttle.
The ERC lever controls the
engine and drive, but does
not respond in a linear
manner.
When one ERC lever is
moved, both engines
respond.
The ERC control, joystick,
and steering wheel do not
function.

Steering System

The steering wheel steers the
boat, but operates without
resistance.
Steering wheel does not steer
the boat.
Steering works, but the boat is
not as responsive.
90-899883234 JANUARY 2008
Symptom
Adjust detent tension. See Section 2, Dual Handle Electronic Remote Control
with DTS Trackpad Features and Operation .
Adjust the handle tension screw. See Section 2, Dual Handle Electronic
Remote Control with DTS Trackpad Features and Operation .
Key off and key on.
Check the "Throttle Only" button on the DTS trackpad. Put the ERC levers in
neutral and push the button to disengage, if the light is on.
Engage gears manually. See Section 3, Gear Engagement—Emergency
Procedure.
Contact your authorized Mercury MerCruiser dealer.
If the engine only reaches 50% of WOT, check the "DOCKING" button on the DTS
trackpad. Put the handles in neutral and push the button to disengage, if light is
on.
Check VesselView to see if cruise control enabled. Disable cruise control.
Check for damage to the propeller. Check VesselView for Guardian fault codes
that indicate reduced engine power. If found, contact your authorized Mercury
MerCruiser dealer to ask if the propellers need to be changed.
Check the "TROLL" button on the DTS track pad. Put the handles in Neutral and
push the "TROLL" button to disengage, if light is on.
Check whether dock mode or cruise control are on. If on, turn off or disengage.
Check the "1 LEVER" button on the DTS track pad. If the light is on, put the
handles in neutral and push the "1 LEVER" button to disengage.
Press "HELM" on DTS track pad to restore helm control. (Multiple helm boats
only.)
Symptom
The starboard key switch is tuned off. Turn on the key.
Check and start the starboard engine.
Check if the starboard harness circuit breaker has tripped. Reset the circuit
breaker, if tripped.
Reduce speed and change to joystick for directional control.
Check steering fluid level and fill if necessary. See Section 5—
Maintenance.
Contact your authorized Mercury MerCruiser dealer.
Key off and key on.
Check and start the port engine.
Check the trim tab function.
Check the steering fluid level and fill if necessary. See Section 5—
Maintenance.
Contact your authorized Mercury MerCruiser dealer.
Section 7 - Troubleshooting
Remedy
Remedy
Page 135