Section 08
ELECTRICAL
Sub-Section 05
(THE DESS (DIGITALLY ENCODED SECURITY SYSTEM))
08-05-4
1. Remove safety lanyard from boat’s DESS post and set shifter in NEUTRAL.
2. Press 5 times on the boat starting button.
• 1 short beep and 1 long beep must be heard.
They validate beginning of diagnostic mode.
3. Install safety lanyard on boat’s DESS post.
4. Press the boat’s starting button again.
• If everything is correct, engine will start. Otherwise, refer to the following chart.
NOTES :
• If you need to listen again the coded beeps, remove safety lanyard and repeat the procedure to activate
the diagnostic mode.
• If many problems are encountered, the MPEM will send only one error code. When the problem is
solved, the MPEM will send a second code and so on until there is no problem.
ADVANCED DIAGNOSTIC MODE
NUMBER OF BEEPS
CAUSE
REMEDY
No beep
• Engine actually starts.
• Everything is correct.
1 long and 1 short
• No safety lanyard has ever
been programmed in boat’s
MPEM.
• Us programmer and program a safety lanyard.
This code can occur only when you receive a new
MPEM from the factory and no key has ever been
progammed.
2 shorts
• MPEM can not read the
electronic circuit in safety
lanyard or the magnet is
defective in safety lanyard.
• Check safety lanyard condition with the MPEM
programmer. Replace safety lanyard if reported
defective.
• Mixed wires at DESS post
c o n n e c t i o n o f t h e D E S S
wires.
• Check DESS post wiring harness.
2 longs
• Wrong safety lanyard or bad
c o n n e c t i o n o f t h e D E S S
wires.
• Use the safety lanyard that has been pro-
grammed for the boat. If it does not work, check
safety lanyard condition with the MPEM pro-
grammer. Replace safety lanyard if reported de-
fective. Check wiring harness connections.
3 shorts
• Wiring harness of DESS post
is grounded or there is a short
circuit.
• Check wiring harness and DESS post.
Summary of Contents for Challenger 5896
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Page 2: ......
Page 3: ...219 100 044 0 0 0 1996 Shop Manual 0 R ...
Page 152: ...Section 08 ELECTRICAL Sub Section 03 IGNITION SYSTEM 08 03 2 ELECTRICAL BOX Sportster F04H11S ...
Page 154: ...Section 08 ELECTRICAL Sub Section 03 IGNITION SYSTEM 08 03 4 ELECTRICAL BOX Speedster F04H26S ...
Page 251: ...Section 11 HULL DECK Sub Section 01 COMPONENTS 11 01 5 F04L3IS Loctite 242 ...
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