SERVICE MANUAL NUMBER 23
INSTRUMENTATION
Start/Stop Switch
TESTING
WARNING
Disconnect battery leads at battery before testing.
1.
Disconnect battery leads.
2.
Check for continuity between the terminals on the start switch with a continuity meter.
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3.
4.
5.
6.
No continuity should exist.
Depress switch button and continuity should exist.
Check stop switch in the same manner.
If continuity exists when in the OPEN (not depressed) state, replace panel button.
Audio Warning System
NOTICE
For repair procedures on fuel injected engines, refer to Section 5.
Buzzer
TESTING
1.
2.
3.
Turn key to RUN position (engine off).
Buzzer should sound and then go off.
If horn does not sound:
a. Disconnect TAN/BLU wire at buzzer and touch it to a known good ground (–).
b. If horn sounds, problem is in TAN/BLUE wire back to engine or switches on engine.
Refer to “Discrete Input Circuit Checks” in SECTION 5E.
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90-861326--1
MARCH 1999
Page 4D-17
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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