P0137 Code Definition
P0137 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)
What Does the Engine Code P0137 Mean?
Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. "1" in the third character position in a DTC indicates that the fuel and air metering and auxiliary emission controls is experiencing a malfunction. The last two characters "37" is DTC number. OBD2 Diagnostic Trouble Code P0137 means that O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) has been detected.
Carly Universal Scanner
How Serious Is the Code P0137?
This issue is not critical yet. Make sure that it is current and fix it early before this leads to more severe issues.
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