One or Both Doors Failing to Lock From One Switch

SYMPTOM
* ONE OR BOTH DOORS FAILING TO LOCK FROM ONE SWITCH

TEST NOTE: All symptoms are diagnosed using the same tests. The title for the tests will be * ONE OR BOTH DOORS FAILING TO LOCK FROM ONE SWITCH.

POSSIBLE CAUSES
- Link to body communication bus inoperative
- Fused B (+) circuit open
- Door lock actuator assembly defective
- Door unlock actuator assembly defective
- Door unlock switch assembly open
- Right door unlock switch assembly open
- Door lock switch assembly open
- Door unlock switch assembly open
- Door lock driver circuit open
- Door lock driver circuit open
- Door lock driver circuit open
- Door unlock driver circuit open
- Door unlock driver circuit open
- Door unlock driver circuit open
- Door unlock driver circuit open
- Power door lock driver circuit open
- Door lock switch assembly open
- Right door lock switch assembly open
- CTM lock driver input open
- CTM unlock driver input open
- CTM unlock driver input open
- Lock driver circuit on CTM open
- Lock driver circuit on CTM open
- Unlock driver circuit on CTM open