Test M: The Heated Seat Is Inoperative - Passenger, Does Not Operate In High

PINPOINT TEST M: THE HEATED SEAT IS INOPERATIVE - PASSENGER, DOES NOT OPERATE IN HIGH

Normal Operation
The driver heated seat module receives battery voltage feed on circuit 1048 (LB/WH), ignition voltage feed on circuit 1040 (RD/BK) and is supplied ground on circuit 676 (PK/OG). When the heated seat control switch is pressed with the ignition switch in RUN or START, a ground signal is sent to the heated seat module on circuit 581 (RD) to command the system ON or OFF in HI heat mode.

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Heated seat switch
- Heated seat module

M1:

M2-M3: