Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1991 Ford Probe V6-182 3.0LFACTORY OEM SERVICE PROCEDURE
Control Module HVAC
Testing and Inspection- BME1: Ground Blower Motor
- BME2: Apply Power to Motor
- BME3: Check Voltage at Transistor
- BME4: Check Blower Relay No.2 Supply Voltage
- BME4: Check Blower Relay No.2 Supply Voltage, W/ ATC
- BME5: Blower Relay No.2 Operation Check
- BME5: Blower Relay No.2 Operation Check, W/ ATC
- BME6: Check R/Y Wire (Blower Relay #2)
- BME6: Check R/Y Wire (Blower Relay #2), W/ ATC
- BME7: Check BL/R Wire
- BME8: Check Blower Relay No.1 Supply Voltage
- BME8: Check Blower Relay No.1 Supply Voltage, W/ ATC
- BME9: Blower Relay No.1 Operation Check
- BME9: Blower Relay No.1 Operation Check, W/ ATC
- BME10: Check Blower Relay No.3 Supply Voltage
- BME10: Check Blower Relay No.3 Supply Voltage, W/ ATC
- BME11: Blower Relay No.3 Operation Check
- BME11: Blower Relay No.3 Operation Check, W/ ATC
- BME12: Check Wires to Transistor
- BME13: Check BL Wire
- BME14: Check Transistor Continuity
- BME15: Check Motor Transistor
- BME16: Check Switching Voltage to Transistor
- BME17: Check BL/O Wire
- BME18: Check Control Amp. Ground and Power
Locations
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.