TOHATSU BFT 250A, Service Manual

Page: 119 / 639

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TROUBLESHOOTING
POWER TRIM/TILT MOTOR DOES NOT OPERATE
1. Power trim/tilt motor inspection
Connect the battery to the power tilt motor and check whether the motor operates.
Does the motor turn?
YES – GO TO STEP 2.
NO – GO TO STEP 4.
2. Power tilt relay inspection
Check the power tilt relay (page 10-14)
Is the power tilt relay normal?
YES – GO TO STEP 3.
NO – Replace the power tilt relay with a new one and recheck.
3. Power tilt switch inspection
Check the power tilt switch (page 19-43)
Is the power tilt switch normal?
YES – Repair the main wire harness or replace it.
NO – Replace the power tilt switch with a new one and recheck.
4. Power trim/tilt motor continuity inspection
Check for continuity at the motor (page 19-41).
Is there continuity?
YES – GO TO STEP 5.
NO – Repair or replace the motor.
5. Overheat inspection
Check the motor for overheating.
Is the motor overheated?
YES – Cool down the motor.
NO – GO TO STEP 6.
6. Breaker inspection
Check the breaker inside the motor (page 19-41).
Is the breaker normal?
YES – GO TO STEP 7.
NO – Replace the breaker (page 19-36).
7. Oil leak inspection
Check for oil inside the motor (page 19-36).
Is oil inside?
YES – Replace the motor with a new one and recheck.
NO – Disassemble the motor and replace the faulty part.