LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Chrysler
>>
2021
>>
Voyager LXi, Gas
>>
Repair and Diagnosis
>>
Heating, Ventilation & A/C (HVAC)
>>
HVAC Control Systems
>>
(Rear Heating & Air Conditioning - Electrical Diagnostics)
>>
DTC Troubleshooting
>>
B21DD-84-System Voltage - Signal Below Allowable Range
>>
Set Condition
Set Condition
If the HVACR Module battery circuit voltage is less than or equal to 10.0 volts for five seconds or more, this DTC will set.