Bus (+/-) Signals Open From Memory Heated Seat/Mirror Module

Tests 1 - 3:

Tests 4 - 5:

SYMPTOM
BUS +/- SIGNALS OPEN FROM MEMORY HEATED SEAT/MIRROR MODULE

POSSIBLE CAUSES
- Attempt to communicate with the BCM
- Fused B+ circuit open
- Ground circuit open
- Memory heated seat/mirror module
- PCI bus circuit open
- Body control module