Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
Install a test lamp between:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C102B-3 | Ground |
Perform a wiggle test on the generator wiring and measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C102B-3 | Ground |
Is the "A" sense voltage within ±0.5 volt of the recorded battery voltage?
Yes | GO to G5 |
|---|---|
No | VERIFY the BJB fuse 36 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the Wiring Diagrams manual to identify the possible causes of the circuit short. |
G5 CHECK THE GENERATOR MONITOR CIRCUIT FOR A SHORT TO VOLTAGE
Ignition OFF. Disconnect PCM C175B. Ignition ON. Perform a wiggle test on the generator wiring and measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C102B-1 | Ground |
Is any voltage present?
Yes | REPAIR the circuit. |
|---|---|
No | GO to G6 |
G6 CHECK THE GENERATOR MONITOR CIRCUIT FOR A SHORT TO GROUND
Ignition OFF. Perform a wiggle test on the generator wiring and measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C102B-1 | Ground |
Is the resistance greater than 10,000 ohms?
Yes | GO to G7 |
|---|---|
No | REPAIR the circuit. |
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.