Remove the IMS control switch connector (A).
With the IMS control switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the IMS control switch.
Disconnect the negative (-) battery terminal.
Remove the switch (A) from seat side cover.
Remove the seat side cover (A).
(Refer to Body - "Front Seat")
Disconnect the IMS control switch connector (A).
Loosen the IMS control switch (A) mounting screws (3EA).
Make sure that the IMS control switch connectors and related connectors are plugged in properly.
Check the IMS control switch operates normally.
Connect the connectors and reassemble the IMS control switch.
Reassemble the seat side cover.