The cold cranking amps that are required to start your Ford 2.5 liter engine is dependent upon the outside temperature. 450 cranking amps are required at a temperature of 32 degrees.
The recommended cold cranking amps for a 7.3 diesel engine is typically around 850-1000 CCA to ensure reliable starting in cold weather conditions. It's important to check your diesel engine's specific requirements to find the most suitable battery.
For the 5.4 liter V8 engine in a 2001 E-350 the owners manual shows that the optional battery is 750 cold cranking amps ( they also show that the 6.8 liter V10 engine has a standard battery that is ( 650 cold cranking amps ) and the optional battery is ( 750 cold cranking amps )
what are you Cold Cranking Amps on your battery? perhaps your battery is not strong enough, if that's not the case something with the battery wiring i suppose as long as your starting is turning it should be a battery issue.
batteries are rated for cranking amps and cold cranking amps.. in warm or hot conditions your engine oil is also warm and not thick so your batteries do just fine.. now in cold weather conditions your engine oil is thick so your battery doesnt have the potential to crank the engine
cca is 'cold cranking amps' in other words how many amperes can a given battery supply to crank a cold car engine. A good battery can give 400 amps for cold cranking.
4 cylinder engine / BCI group size ( 96R ) / 500 to 590 cold cranking amps ( CCA ) V6 engine / BCI group size ( 40R ) / 650 cold cranking amps
Means to start the engine while it is cold (And has not been running for a few hours so the engine has gone cold)
Group 34, around 600 cold crank ampsGroup 34, around 600 cold crank amps
cold cranking amps is the rating on a car battery- the higher the number of cca the stronger the starting power of the battery
You might need to purchase a bigger battery with more cold cranking amps. Below zero weather will probably require a battery with 800 or more cold cranking amps.
I have a 1995 Ford EXPLORER that also has the 4.0 litre , EFI , V6 engine and I have always used a Ford Motorcraft battery that is ( 650 cold cranking amps ) * it seems to be quite adequate