Does the A/C compressor clutch engage?
Yes | REMOVE the fused jumper wire. INSTALL a new A/C clutch relay. | |
|---|---|---|
No | LEAVE the fused jumper wire installed. GO to G14 | |
G14 CHECK THE A/C (AIR CONDITIONING) COMPRESSOR CLUTCH FIELD COIL VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
Disconnect A/C compressor clutch field coil C100. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C100-1 | Ground |
Is the voltage greater than 11 volts?
Yes | REMOVE the fused jumper wire. GO to G15 | |
|---|---|---|
No | REMOVE the fused jumper wire. REPAIR the circuit. | |
G15 CHECK THE A/C (AIR CONDITIONING) COMPRESSOR CLUTCH FIELD COIL GROUND CIRCUIT FOR AN OPEN
Ignition OFF. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C100-2 | Ground |
Is the resistance less than 3 ohms?
Yes | GO to G16 | |
|---|---|---|
No | REPAIR the circuit. | |
G16 CHECK THE A/C (AIR CONDITIONING) COMPRESSOR CLUTCH AIR GAP
Measure the A/C compressor clutch air gap at 3 equally spaced locations between the clutch hub and the A/C compressor clutch pulley. REFER to: Air Conditioning (A/C) Clutch Air Gap Adjustment (412-00 Climate Control System - General Information, General Procedures).
Is the A/C compressor clutch air gap greater than 0.6 mm (0.0236 in)?
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.