LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Dodge and Ram
>>
2021
>>
ProMaster 2500
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
System
>>
3.6L - DTCS P0139 To P0345
>>
DTC Troubleshooting
>>
P0151-O2 Sensor 2/1 Circuit Low
>>
Set Condition
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Set Condition
The Oxygen Sensor 2/1 signal voltage is less than 0.0 volts for 9.0 seconds.