Troubleshooting - Polaris msx 110 Service Manual

FUEL INJECTION / IGNITION / EXHAUST SYSTEMS

Troubleshooting

Indicated Problem
Idle Speed Too High
Inconsistent Performance
No Diagnostic Communication
2004 Four Stroke PWC Service Manual
Inspection Procedure
Adjust throttle flipper freeplay to zero. (0)
Check for air leaks around ETB assembly.
Re- -Torque ETB fasteners.
Verify correct ESP system operation. (ESP
circuit grounded.)
Inspect:
Condition of wastegate control hoses.
Condition of wastegate solenoid and waste-
gate.
Perform electrical diagnostics on wastegate
solenoid using Digital Wrench
software.
Check for oil intrusion into wastegate control
hoses.
Verify system "wakes up" after inserting the
lanyard into the STOP switch.
Push START button to re- -set SIFB box.
Check condition of main relay.
Check condition of START / STOP switch
assembly.
Inspect communication cables.
Suspected Problem
Wastegate / Boost Control
diagnostic
5.43