Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C297-2 | Ground |
Is any voltage present?
Yes | REPAIR the circuit. | |
|---|---|---|
No | GO to K9 | |
K9 CHECK THE BLOWER MOTOR CONTROL PWM (PULSE WIDTH MODULATION) CIRCUIT FOR AN OPEN
Connect FCIM C2402A. Ignition OFF. Disconnect FCIM C2402A. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C297-2 | C2402A-23 |
Is the resistance less than 3 ohms?
Yes | GO to K10 | |
|---|---|---|
No | REPAIR the circuit. | |
K10 CHECK THE OUTPUTS TO THE BLOWER MOTOR
Disconnect Blower motor C2066. Connect Blower motor speed control C297. Connect FCIM C2402A. Ignition ON. Select PANEL on the HVAC controls. Select the highest blower motor setting. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C2066-1 | C2066-2 |
Is the voltage greater than 11 volts?
Yes | INSTALL a new blower motor. REFER to: Blower Motor (412-00 Climate Control System - General Information, Removal and Installation). | |
|---|---|---|
No | GO to K11 | |
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.