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.
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HOMESERVICE MANUALSFORD2018MUSTANG GT PREMIUM, 2D CONVERTIBLE, AUTOMATIC TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCHARGING SYSTEMSCHARGING SYSTEM - GENERAL INFORMATIONDIAGNOSIS AND TESTINGCHARGING SYSTEM - 5.0L 32V TI-VCTDTC CHARTSBCM DTC CHART
2018 Ford Mustang GT Premium, 2D Convertible, Automatic Trans
BCM DTC Chart
2018 Ford Mustang GT Premium, 2D Convertible, Automatic TransSECTION BCM DTC Chart
NOTE:
Diagnose all PCM DTCs first.
| DTC | Description | Action |
|---|---|---|
| B130C:12 | Load Shed Control Circuit Short To Battery | GO to Pinpoint Test I |
| B130C:14 | Load Shed Control Circuit Short To Ground or Open | GO to Pinpoint Test I |
| B1438:03 | Battery Current Sensor: FM (Frequency Modulated) / PWM (Pulse Width Modulated) Failure | GO to Pinpoint Test I |
| All Other DTCs | -- | REFER to: Body Control Module (BCM) . |
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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.