Code PO151
#1
Code PO151
2013 F-150 XLT Ecoboost got the light this morning, had it scanned and the code came up as PO151 O2 Sensor Bank 2 sensor 1 ...Low voltage
Here is what comes up in search
How bad is this ? the engine runs smooth ...no sputtering ..smooth as can be
Now Im having a hard time making it to the dealer for the next week unless this is very harmful..
Thanks
P
Here is what comes up in search
P0151 OBD-II Diagnostic Powertrain (P) Trouble Code Description
P0151 OBD-II Trouble Code The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. It detects the amount of oxygen in the exhaust gas compared to the outside air. The heated oxygen sensor 1 has a cl P0151 code.Reason For P0151 Code
The reason of P0151 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too HighHow bad is this ? the engine runs smooth ...no sputtering ..smooth as can be
Now Im having a hard time making it to the dealer for the next week unless this is very harmful..
Thanks
P
#2
I don't know where you found THAT reason - it's not totally correct..
Causes
A code P0151 may mean that one or more of the following has happened:
Faulty o2 oxygen sensor
Short to voltage on O2 signal circuit
High resistance or open on O2 signal circuit
Possible Solutions
Replace faulty sensor
Repair short, open, or high resistance on o2 signal circuit
Read more at: https://www.obd-codes.com/p0151
Copyright OBD-Codes.com
Tech notes
Causes
A code P0151 may mean that one or more of the following has happened:
Faulty o2 oxygen sensor
Short to voltage on O2 signal circuit
High resistance or open on O2 signal circuit
Possible Solutions
Replace faulty sensor
Repair short, open, or high resistance on o2 signal circuit
Read more at: https://www.obd-codes.com/p0151
Copyright OBD-Codes.com
P0151 FORD - O2 Sensor Circuit Low Voltage Bank 2 Sensor 1
Possible causes
- Faulty Front Heated Oxygen Sensor Bank 2
- Front Heated Oxygen Sensor Bank 2 harness is open or shorted
- Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection
- Inappropriate fuel pressure
- Faulty fuel injectors
- Intake air leaks may be faulty
- Exhaust gas leaks
Replacing the Front Heated Oxygen Sensor Bank 2 usually takes care of the problem
https://www.engine-codes.com/p0151_ford.html
If it's running okay, it's safe to drive for a while.
https://www.engine-codes.com/p0151_ford.html
If it's running okay, it's safe to drive for a while.
#3
Join Date: Oct 2002
Location: St. Louis (Out in the woods)
Posts: 7,247
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Here is what the FACTORY SERVICE MANUAL, specific to that vehicle says:
P0150 - O2 Circuit (Bank 2, Sensor 1)
Description: This DTC sets when the PCM detects a concern with one of the circuits used to determine the oxygen content in the exhaust gas.
Possible Causes:
Description: This DTC sets when the PCM detects a concern with one of the circuits used to determine the oxygen content in the exhaust gas.
Possible Causes:
- UO2S circuit open
- UO2SGREF circuit open
- UO2S circuit short to voltage or ground
- UO2SGREF circuit short to voltage or ground
- UO2SPC circuit short to voltage or ground
- UO2SPCT circuit short to voltage or ground
- Incorrect connections
- Damaged or corroded terminals
- Exhaust temperature significantly higher than expected
- Damaged universal HO2S
#5
Join Date: Oct 2002
Location: St. Louis (Out in the woods)
Posts: 7,247
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Ah, shoot!, I copied and pasted the wrong block of text. Here is the correct text.
P0151 - O2 Circuit Low Voltage (Bank 2, Sensor 1)
Description: See the description for DTC P0131.
Possible Causes: See the possible causes for DTC P0131.
P0131 - O2 Circuit Low Voltage (Bank 1, Sensor 1)
Description: This DTC sets when the PCM detects a concern with one of the circuits used to determine the oxygen content in the exhaust gas.
Possible Causes:
Application Key On Engine Off Key On Engine Running Continuous Memory
Fiesta,Transit Connect GO to Pinpoint Test DW .
All others GO to Pinpoint Test DZ .
Description: See the description for DTC P0131.
Possible Causes: See the possible causes for DTC P0131.
P0131 - O2 Circuit Low Voltage (Bank 1, Sensor 1)
Description: This DTC sets when the PCM detects a concern with one of the circuits used to determine the oxygen content in the exhaust gas.
Possible Causes:
- UO2S circuit short to ground (if equipped)
- UO2SPC circuit short to ground (if equipped)
- UO2SPCT circuit short to ground (if equipped)
- UO2SGREF circuit short to ground (if equipped)
- HO2S circuit open (if equipped)
- HO2S circuit short to ground (if equipped)
- Damaged HO2S
- Damaged universal HO2S
Application Key On Engine Off Key On Engine Running Continuous Memory
Fiesta,Transit Connect GO to Pinpoint Test DW .
All others GO to Pinpoint Test DZ .