Relay Removal/Installation; Main/Starter/A/F Sensor Heater Relay Inspection - TOHATSU BFT115A Service Manual

RELAY REMOVAL/INSTALLATION

Disconnect the battery negative (–) cable, then the
positive (+) cable from the battery.
Remove the engine cover and fuse/relay junction box
cover.
Remove the following:
– Main relay (1)
– Starter relay (2)
– A/F sensor heater relay (3)
– Fuel pump relay (4)
Installation is in the reverse order of removal.
MAIN/STARTER/A/F SENSOR HEATER
RELAY INSPECTION
Remove the relay from the fuse/relay junction box
(page 10-13).
Connect the ohmmeter to the relay terminal C (1) and
terminal D (2).
Connect the battery positive (+) cable to the relay
terminal A (3) and battery negative (–) cable to terminal
B (4).
There should be continuity while the battery is
connected to the relay terminals, and there should be
no continuity while the battery is disconnected.
OTHER ELECTRICAL
(3)
(1)
(1) (2)
(3) (4)
(1) (2) (3)
(2)
(4)
(4)
10-13