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 MANUALSFORD2009RV CUTAWAY 6.8 SREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCHARGING SYSTEMS
2009 Ford RV Cutaway 6.8 S
Charging Systems
2009 Ford RV Cutaway 6.8 SSECTION Charging Systems
- Specifications
- Description And Operation
- Diagnosis And Testing
- Principles Of Operation
- Inspection And Verification
- Diagnostic Trouble Code (DTC) Chart
- Symptom Charts
- Pinpoint Test
- Special Tool(s)
- Notes
- Pinpoint Test A: DTCs B1317, B1676, P0563 and/or P1397
- Pinpoint Test B: DTC P1397, B1318 and/or B1676
- Pinpoint Test C: DTC P0620
- Pinpoint Test D: DTCs P0625 and P0626
- Pinpoint Test E: DTC P065B
- Pinpoint Test F: The Generator is Noisy
- Pinpoint Test G: Radio Interference
- Pinpoint Test H: The Charging System Warning Indicator is ON With the Engine Running (The Charging System Voltage Does Not Increase)
- Pinpoint Test I: The Charging System Overcharges (Battery Voltage is Greater Than 15.5 Volts)
- Pinpoint Test J: The Charging System Warning Indicator is On With the Engine Running and the Battery Increases Voltage
- Pinpoint Test K: The Charging System Warning Indicator is Off With the Ignition Switch in the RUN Position and the Engine Off
- Pinpoint Test L: The Charging System Warning Indicator Flickers or is Intermittent
- Pinpoint Test M: The Charging System Warning Indicator is On With the Engine Running (The Charging System Voltage Does Not Increase)
- Pinpoint Test N: The Charging System Warning Indicator is Off With the Ignition Switch in the Run Position and the Engine Off
- Pinpoint Test O: The Charging System Warning Indicator is On With the Engine Running and the Battery Increases Voltage
- Pinpoint Test P: The Charging System Warning Indicator Operates Correctly and the Battery Voltage Does Not Increase
- Pinpoint Test Q: The Battery is Discharged or Battery Voltage is Low
- Pinpoint Test R: The Charging System Warning Indicator Flickers or is Intermittent
- Pinpoint Test S: The Charging System Overcharges (Battery Voltage is Greater Than 15.5 Volts)
- Pinpoint Test T: The Voltage Gauge Reads High or Low
- Pinpoint Test U: Dual Generator Upper Fault Detected (P0620)
- Pinpoint Test V: Dual Generator Lower Fault Detected (P1148)
- Pinpoint Test W: Dual Generator Lower Circuit Fault Detected (P1149)
- Special Tool(s)
- Removal And Installation
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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.