Turn Signal Flasher: Testing and Inspection

1. INSPECT TURN SIGNAL FLASHER OPERATION




a. Connect the positive (+) lead from the battery to terminals 1 and 4, and the negative (-) lead to terminal 7.
b. Connect 2 turn signal bulbs to terminal 2 and 3 each and connector the other side of them to negative (-) battery terminal.
c. Check that the LH bulbs flushes when terminal 5 is connected to the negative (-) battery terminal.
d. Check that the RH bulbs flushes when terminal 6 is connected to the negative (-) battery terminal.




e. Disconnect the terminal 1 from the positive (+) battery terminal.
f. Check that LH and RH bulbs flush when terminal 8 is connected to the negative (-) battery terminal.







2. INSPECT TURN SIGNAL FLASHER CIRCUIT
Disconnect the connector from the combination switch and inspect the connector on the wire harness side, as shown.
If circuit is as specified, replace the relay.
If circuit is not as specified, inspect the circuits connected to other parts.