Variable Load Control Module (VLCM)
VLCM is used for fuel pump, engine cooling fan and A/C clutch control. If VLCM or system fail self-test, DTC P0230, P0231, P0232, P1235, P1236, P1473, P1483, P1484, P1530, P1539, P1625 or P1626 may be set in PCM memory.
NOTE:
Components are grouped into 2 categories. The first category covers INPUT DEVICES, which control or produce voltage signals monitored by the control unit. The second category covers OUTPUT SIGNALS
, covering components controlled by the PCM.