Technical Definition:

Oxygen (O2) Sensor Signal Biased / Stuck Lean (Bank 1 – Sensor 1)

Trouble Code: P2195
Address: 0x2195
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:

Possible Causes:

Possible Symptoms:

O2 Sensor Signal Stuck Lean Bank 1 Sensor 1

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty Front Heated Oxygen Sensor Bank 1
– Front Heated Oxygen Sensor Bank 1 harness is open or shorted
– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection
– Inappropriate fuel pressure
– Faulty fuel injectors
– Intake air leaks may be faulty
– Vacuums leaks

Specific Makes:

– Excessive Fuel Consumption

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