Compression Ignition Addict
Join Date: Aug 2007
Location: New Brunswick, Canada
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It is normal to see 11.5 volts after startup because there is delay that protects the alternator when the glow plugs kick in and the fuel heater is on. It will go up to 14.2 when batteries are low and settle at 13.5-13.6. I have 2 new batteries and that is what I read this morning in Florida.
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2005, 6.0L, 6 Spd Std, 3.73 Rear End, F250SD, Extended Cab, 4 x 4 Long Bed. 2008 extension mirrors. GPS/TV/DVD/CD/Rear Cam/Radio installed, Max Energy programer by Hypertech, and Fuel Pressure Gauge. ScanGaugeII for 60 plus XGauges, and MPG. ELC Cat EC-1 Coolant, Pull a 39ft 15500Lbs 5th Wheel Camper Trailer. Mileage Avg is 20MPG, and pulling 12.6MPG.