Regal V6-191 3.1L VIN M SFI (1995)
OR
^
When a Diagnostic Trouble Code (DTC) 14, 15 or 70 is set. OR
^
When PCM is in back-up mode.
SECONDARY FAN
Secondary fan (# 2) will be "ON" with any of the following criteria:
^
Engine Coolant Temperature (ECT) sensor signal indicating a temperature greater than 113°C (235°F) with A/C "OFF," or "ON."
OR
^
A/C is requested and vehicle speed less than 40 mph (64 km/h).
^
A/C refrigerant pressure sensor is "open" (pressure greater than 236 psi.