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Battery Service now P0562 plus orange spanner with 4x4 light.

Pm980

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After a recent repair for a oil leak on the timing cover and belt change, I drove away and later that night a Red battery symbol (charging system service now) and orange spanner light with check 4x4 issue popped up. Forscan showing code P0562 and B1086 showing. I have put a new battery in and reset BMS and changed the 300amp fuse on the positive terminal but nothing changed. The issue is temperamental it comes and goes throughout the day. Also does anyone know what this negative cable is on the picture or have a battery wiring diagram? As you can see the o-ring on the end of the cable was bent and snapped, I noticed this before I changed the battery. I have used pliers to make it flat and screwed everything in tight. Thanks

*Edited due to eagle eyed members noticing this!! Ignore the disconnected cable on the positive side. I did that before I took the picture and changing the battery**

Sorry for the confusion

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Pm980

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Also the alternator seems to be putting out over 14 v with aircon on, lights radio etc on . Drives fine and has started up Everytime with no issues.
 

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14V +charger level is common on the Ranger.

Code P0562 gets set when the Powertrain Computer Module (PCM) recognizes that the voltage level has dropped too low. With most cars, the voltage must drop below 10.0 volts for more than sixty seconds while the engine is running for this code to set.
Ideal voltage levels with the car running are between 13.5 to 14.5 volts. With the engine off, you still want to see 12.6 volts from the battery, yet it could dip a little lower, depending on how charged the battery is.
B1086 Ford Code - Air Distribution Damper Motor Circuit
 

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After a recent repair for a oil leak on the timing cover and belt change, I drove away and later that night a Red battery symbol (charging system service now) and orange spanner light with check 4x4 issue popped up. Forscan showing code P0562 and B1086 showing. I have put a new battery in and reset BMS and changed the 300amp fuse on the positive terminal but nothing changed. The issue is temperamental it comes and goes throughout the day. Also does anyone know what this negative cable is on the picture or have a battery wiring diagram? As you can see the o-ring on the end of the cable was bent and snapped, I noticed this before I changed the battery. I have used pliers to make it flat and screwed everything in tight. Thanks

PXL_20250608_140134203.jpg
Your top picture is showing a cable lug disconnected from the battery plus bus work (upper left side of picture). The bolt to mount it is missing. This is likely your problem.

The black wire with a bent fork terminal is an add on accessory that someone installed. It should be moved to a chassis ground point, not connected to the battery.
 
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Pm980

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Your top picture is showing a cable lug disconnected from the battery plus bus work (upper left side of picture). The bolt to mount it is missing. This is likely your problem.

The black wire with a bent fork terminal is an add on accessory that someone installed. It should be moved to a chassis ground point, not connected to the battery.
Ah yes sorry, I forgot I'd removed that cable before taking the picture but that was reconnected with the new battery and the problem is still present.
 


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Your top picture is showing a cable lug disconnected from the battery plus bus work (upper left side of picture). The bolt to mount it is missing. This is likely your problem.

The black wire with a bent fork terminal is an add on accessory that someone installed. It should be moved to a chassis ground point, not connected to the battery.
I missed it! And it is very obvious now that you pointed it out.
 
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Pm980

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Your top picture is showing a cable lug disconnected from the battery plus bus work (upper left side of picture). The bolt to mount it is missing. This is likely your problem.

The black wire with a bent fork terminal is an add on accessory that someone installed. It should be moved to a chassis ground point, not connected to the battery.
I wonder if the mechanic has stuck it there thinking that's where it was originally . The broken black cable I mean . Is it worth removing that then rescanning? When you say connect it to a chassis ground point can you give me an example, I'm very amateur at this as you can probably tell.
 
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TJC

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14V +charger level is common on the Ranger.

Code P0562 gets set when the Powertrain Computer Module (PCM) recognizes that the voltage level has dropped too low. With most cars, the voltage must drop below 10.0 volts for more than sixty seconds while the engine is running for this code to set.
Ideal voltage levels with the car running are between 13.5 to 14.5 volts. With the engine off, you still want to see 12.6 volts from the battery, yet it could dip a little lower, depending on how charged the battery is.
B1086 Ford Code - Air Distribution Damper Motor Circuit
if you have just replaced the battery, maybe the PCM saw the loss of voltage and threw the error code. Have you tried to clear the DTC (error code) since you replaced the battery? If the code returns you have a problem.
 
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Pm980

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if you have just replaced the battery, maybe the PCM saw the loss of voltage and threw the error code. Have you tried to clear the DTC (error code) since you replaced the battery? If the code returns you have a problem.
Hi, yes I had it all cleared and did the reset on the BMS. When they did the diagnostic they said they recoded something to the new battery. Not quite sure if that was nonsense or something that would have occurred anyway from resetting the BMS.
 

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Ensure (ALL) connections are secure - with high importance on Connection B, this feeds over to the BMS Sensor on the Neg Post.
Under Location B - is a single wire connector that sometimes gets missed in reconnecting.

Plus since this was all apart , check the connections on the Alternator and (1 Inline) connector that is between the alternator and the PCM (2-Cavity) connector however it appears it just has 1 wire in it - C136 - This is the LIN circuit control for the alternator.

I cannot see the Bi-Turbo diagrams but should be similar to the 2.3, not sure what specific wire connectors were removed and or ground points disconnected, except the alternator would have been removed.
Since this is happening just after the front cover was apart, I suspect a bad connection on something they disconnected or misrouted the wire harness and now its shorting out.

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Ensure (ALL) connections are secure - with high importance on Connection B, this feeds over to the BMS Sensor on the Neg Post.
Under Location B - is a single wire connector that sometimes gets missed in reconnecting.

Plus since this was all apart , check the connections on the Alternator and (1 Inline) connector that is between the alternator and the PCM (2-Cavity) connector however it appears it just has 1 wire in it - C136 - This is the LIN circuit control for the alternator.

I cannot see the Bi-Turbo diagrams but should be similar to the 2.3, not sure what specific wire connectors were removed and or ground points disconnected, except the alternator would have been removed.
Since this is happening just after the front cover was apart, I suspect a bad connection on something they disconnected or misrouted the wire harness and now its shorting out.

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Batt Fuse Link Labled.jpg
Thank you I will check all and update
 

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Is the battery a OEM battery? These batteries are 'smart' batteries apparently. I have replaced the batteries on my 2 - 2019 Rangers this year (5+ years old ea), but had them done at the dealer due to extended and OEM warranties. No issues so far. Agree with the previous comment of connecting anything directly to the battery with one exception...battery tender charger cable. Have these on both Rangers and my Expedition and 05 Mustang, with no issues. Since both vehicles are driven short distances and batteries do not get a full charge every day/week, I do a monthly charge. The dealer did some kind of system reset after the batteries were installed.
 

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Also the alternator seems to be putting out over 14 v with aircon on, lights radio etc on . Drives fine and has started up Everytime with no issues.
the BMS controls charging, and anywhere between 13.1v and 15.6v is ok and in a normal range with most sitting at 14.1v, my last Ford Explorer sat at 15.1v all the time no matter what the state of charge was, whats after the .?v dont matter at all so anything above 12v and below 16v lead acid batteries are very forgiving LOL
so it looks like your Alt is working, clean all the contacts, tie it back up and put it on an over night shop charger.... our batteries in these new stop/start vehicles are AGM (deep cycle) so that would be the setting to put it on.
odds are in a 2019 its time for a new Battery.
 
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Pm980

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Is the battery a OEM battery? These batteries are 'smart' batteries apparently. I have replaced the batteries on my 2 - 2019 Rangers this year (5+ years old ea), but had them done at the dealer due to extended and OEM warranties. No issues so far. Agree with the previous comment of connecting anything directly to the battery with one exception...battery tender charger cable. Have these on both Rangers and my Expedition and 05 Mustang, with no issues. Since both vehicles are driven short distances and batteries do not get a full charge every day/week, I do a monthly charge. The dealer did some kind of system reset after the batteries were installed.
Yes the battery in the ranger was a 2021 OEM Ford AGM when the fault occurred. This was after it being in a repair shop. I've replaced it with another brand AGM stop start but fault remains. After airlinetech mentioned the alternator being removed by the mechanic for the oil leak repair I'm inclined to suspect they've put something back incorrectly or done something that has triggered this issue. I have confirmed with the garage and they did remove the alternator!
 

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The batteries in our Rangers are simple AGM batteries. Nothing smart about them. The Ford charging system is where the "intelligence" is.

Ford tracks several parameters such as ambient air temp, age and condition of the battery, etc., and changes the charging parameters accordingly.... not for battery life, but for fuel mileage at the expense of battery life.

Ford has chosen EPA mileage above battery life, and will accept shorter battery life for the credit that the EPA gives them on gas mileage ratings. There is no way that the Federal mileage rating system can measure and quantify the ASS/ BMS system gains, so the EPA takes a guess at it and adds a extra few tenths of a MPG credit to the actual mileage rating if the auto has an ASS/BMS system.

Apparently none of the automakers or Government agencies consider the carbon foot print involved in making and recycling used batteries 2x the batteries vs the emissions difference in those few tenths of MPG.

Modern autos emit far less harmful stuff than the average push lawn mower. Never mind the US alone has enough known oil reserves to power the country for 1,000 years. And never mind that CO2 is a fertilizer for plants, and is 20X less of a heatsink than water vapor. IIRC, CO2 is only 0.04% of the atmosphere. Water vapor averages 4% of the atmosphere and can be as high as 5% in some places.

Reality and Facts are hard to get around, but the Government manages to do it. And people believe whatever the Government tells them. Humanity is nothing more than a herd species.

Sad but true...

There! I feel better (as I step off my soapbox and crawl back into my corner).
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