Trim Control Out/Up Trim Switch Inoperative; Trim Control Trailer Switch Inoperative; Trim Out/Up Switch Functions; Trim System Functions While Unattended - Mercury BRAVO Service Manual

SERVICE MANUAL NUMBER 28

Trim Control OUT/UP Trim Switch Inoperative

TRAILER SWITCH OPERATES
Trim limit switch lead bullet connectors
loose or corroded.
Faulty trim limit switch or leads.
Open trim control OUT/UP circuit.

Trim Control Trailer Switch Inoperative

TRIM OUT/UP SWITCH FUNCTIONS

Open trim control trailer circuit.

Trim System Functions While Unattended

Faulty trim or trailer switch.
Shorted trim pump harness or trim
control harness.
90-863160 MAY 2000
Cause
Cause
Cause
Special Instructions
Clean and/or tighten connections 14,
15, 16 and 17 as necessary.
Disconnect trim limit switch leads from
trim harness. Connect a continuity
meter between leads
Continuity should be indicated with
drive unit in full IN/DOWN position. If
not, check for damaged leads or poor
connections. If this is not the cause,
replace limit switch.
Check for a loose or corroded OUT/UP
circuit connection, damaged OUT/UP
circuit lead or faulty OUT/UP trim
switch. Repair or replace as necessary.
Special Instructions
Check for a faulty trailer switch, loose
or corroded connections or damaged
trailer circuit lead.
Special Instructions
Replace switch.
Repair or replace as required.
TROUBLESHOOTING
16 and 17.
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