Climate Control doesn't work, Flooded with B1 Error Codes
#1
Climate Control doesn't work, Flooded with B1 Error Codes
So I've been trying to figure out why my climate control doesn't work anymore.
I went to troubleshoot it, and got a ton of codes
A month ago, it started puffing out white smoke and it had a faint smell of something burnt, but still worked.
Then a few days later, it would only stay on for a brief moment then turn off. I'd have to turn off/on AC to restart it, but then it would do it again.
Now, it just doesn't turn on at all. None what-so-ever.
I'm pretty dumbfounded.
Honestly I don't know where to begin with trying to fix it, was hoping to get some insight here.
Please and thank you.
I went to troubleshoot it, and got a ton of codes
1-2-2 …………………………… Outside Temp. Sensor (Circuit Open Or Shorted To Power)
1-2-6 …………………………… Pass. Side Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-2 …………………………… Driver’s Side Duct Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-4 …………………………… Pass. Side Duct Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-5 …………………………… No Engine Temp. Frequency Signal
2-1-1 …………………………… Driver’s Side Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-2-1 …………………………… Pass. Side Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-3-1 …………………………… Ventilation Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-3-3 …………………………… Floor/Defrost Damper Motor Position Sensor (Circuit Open Or Short To Power)
2-3-5 …………………………… Recirculation Damper Motor Position Sensor (Circuit Open Or Short To Power)
3-1-1 …………………………… Driver’s Side Damper Motor Shorted To Ground Or Power
3-2-1 …………………………… Driver’s Side Damper Motor Active Too Long
3-2-2 …………………………… Pass. Side Damper Motor Active Too Long
3-2-3 …………………………… Ventilation Damper Motor Active Too Long
3-2-4 …………………………… Floor/Defrost Damper Motor Active Too Long
3-2-5 …………………………… Recirculation Damper Motor Active Too Long
4-1-3 …………………………… Driver’s Side Temp. Sensor (Intake Fan, No Control Voltage)
4-1-4…………………………… Driver’s Side Temp. Sensor Intake Fan Seized
4-1-6 …………………………… Pass. Side Temp. Sensor Intake Fan, No Control Voltage
4-1-7 …………………………… Pass. Side Temp. Sensor Intake Fan Seized
4-1-8 …………………………… No Control Signal To ECC Power Stage
4-1-9 …………………………… ECC Power Stage Emitting Faulty Diagnostic Signal
1-2-6 …………………………… Pass. Side Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-2 …………………………… Driver’s Side Duct Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-4 …………………………… Pass. Side Duct Temp. Sensor (Circuit Open Or Shorted To Power)
1-3-5 …………………………… No Engine Temp. Frequency Signal
2-1-1 …………………………… Driver’s Side Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-2-1 …………………………… Pass. Side Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-3-1 …………………………… Ventilation Damper Motor Position Sensor (Circuit Open Or Shorted To Power)
2-3-3 …………………………… Floor/Defrost Damper Motor Position Sensor (Circuit Open Or Short To Power)
2-3-5 …………………………… Recirculation Damper Motor Position Sensor (Circuit Open Or Short To Power)
3-1-1 …………………………… Driver’s Side Damper Motor Shorted To Ground Or Power
3-2-1 …………………………… Driver’s Side Damper Motor Active Too Long
3-2-2 …………………………… Pass. Side Damper Motor Active Too Long
3-2-3 …………………………… Ventilation Damper Motor Active Too Long
3-2-4 …………………………… Floor/Defrost Damper Motor Active Too Long
3-2-5 …………………………… Recirculation Damper Motor Active Too Long
4-1-3 …………………………… Driver’s Side Temp. Sensor (Intake Fan, No Control Voltage)
4-1-4…………………………… Driver’s Side Temp. Sensor Intake Fan Seized
4-1-6 …………………………… Pass. Side Temp. Sensor Intake Fan, No Control Voltage
4-1-7 …………………………… Pass. Side Temp. Sensor Intake Fan Seized
4-1-8 …………………………… No Control Signal To ECC Power Stage
4-1-9 …………………………… ECC Power Stage Emitting Faulty Diagnostic Signal
Then a few days later, it would only stay on for a brief moment then turn off. I'd have to turn off/on AC to restart it, but then it would do it again.
Now, it just doesn't turn on at all. None what-so-ever.
I'm pretty dumbfounded.
Honestly I don't know where to begin with trying to fix it, was hoping to get some insight here.
Please and thank you.
Last edited by Volex23; 05-27-2014 at 09:56 PM.
#2
I just bounced over here from the 240 forum,and don't know anything about 850's.However from my diesel tech. experience,when there are many codes,it usually is caused by a power supply interruption issue to, or within the ECU or controller. When the power is interrupted,the data (sensor return voltage),and update rates are erratic,thus setting multiple codes.
Last edited by busdude2; 05-30-2014 at 10:34 PM.
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