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Section 04 ENGINE MANAGEMENT (1503 4-TEC)
Subsection 02 (DIAGNOSTIC PROCEDURES)
CODED SIGNALS
POSSIBLE CAUSE
REMEDY
• Watercraft is upside down.
Turn watercraft upright. If it does not
work, check the TOPS switch. Refer to
ENGINE MANAGEMENT section.
• Engine coolant temperature sensor or
circuit malfunction.
Refer to ENGINE MANAGEMENT section.
• Exhaust temperature sensor or circuit
malfunction.
Refer to ENGINE MANAGEMENT section.
• Engine oil pressure sensor or circuit
malfunction.
Refer to ENGINE MANAGEMENT section.
• Out of range pressure in oil separator
tank (engine oil leak).
Refer to ENGINE MANAGEMENT section.
• TOPS sensor or circuit malfunction.
Refer to ENGINE MANAGEMENT section.
• TOPS valve solenoid or circuit
malfunction.
Refer to ENGINE MANAGEMENT section.
• Starter solenoid circuit malfunction.
Refer to ENGINE MANAGEMENT section.
• Communication link fault detected by
MPEM.
Refer to ENGINE MANAGEMENT section.
• ECM communication link message
missing (detected by MPEM).
Refer to ENGINE MANAGEMENT section.
• Information center communication
link message missing (detected by
MPEM).
Refer to ENGINE MANAGEMENT section.
2 seconds beep every 1
minute interval.
• Bilge pump circuit low or high voltage
(
if so equipped
).
Refer to ENGINE MANAGEMENT section.
• Low fuel level.
Refer to INSTRUMENTS AND
ACCESSORIES section.
A 2 seconds beep every
5 minutes interval.
• Fuel tank level sensor or circuit
malfunction.
Refer to INSTRUMENTS AND
ACCESSORIES section.
• High engine coolant temperature.
Refer to COOLING SYSTEM.
Continuously beeps.
• High exhaust temperature.
Refer to COOLING SYSTEM.
ENGINE MANAGEMENT SYSTEM
FAULT CODES
General
The faults registered in the MPEM/ECM are kept
when the battery is disconnected.
IMPORTANT:
After a problem has been solved,
ensure to clear the fault(s) in the MPEM/ECM us-
ing the VCK. This will properly reset the appropri-
ate counter(s). This will also records that the prob-
lem has been fixed in the MPEM/ECM memory.
Many fault codes at the same time is likely to be
burnt fuse(s).
For more information pertaining to the code faults
(state, count, first, etc.)
and report, refer to
B.U.D.S. online help.
When using the service action suggested in the
Fault section of B.U.D.S., the system circuits are
referred as 4-23 for instance. It means Amp con-
nector no. 4 and the circuit wire no. 23 as found
in the wiring diagram.
When they are referred as A-41, it means connec-
tor “A” on the ECM and the —circuit 41.
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smr2005-012
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