TOHATSU BFT115A Service Manual page 175

7. Trim angle sensor power line short circuit
inspection 1
Turn the combination switch OFF.
Disconnect the trim angle sensor 3P connector
.
22
Turn the combination switch ON and check the MIL.
Does the MIL go OFF?
YES – Replace the trim angle sensor.
NO – GO TO STEP 8.
8. Trim angle sensor power line short circuit
inspection 2
Measure the voltage between the trim angle sensor
3P connector main wire harness side No.3
22
(Light green/Black) terminal and engine ground.
Is the measurement within 4.75 – 5.25 V?
YES – Replace the ECM with a new one and
recheck.
NO – Repair short in the Light green/Black wire.
TRIM ANGLE SENSOR 3P CONNECTOR
MAIN WIRE HARNESS SIDE
22
VCC3
(Light green/Black)
FUEL SYSTEM
5-57