Technical Definition:
O2 Circuit No Activity Detected (Bank 1, Sensor 2)
Trouble Code: P0140
Address: 0x0140
System: Powertrain
Subsystem:
Address: 0x0140
System: Powertrain
Subsystem:
Technical Description:
Possible Causes:
Possible Symptoms:
O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Faulty Rear Heated Oxygen Sensor Bank 1
– Rear Heated Oxygen Sensor Bank 1 harness is open or shorted
– Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection
– Inappropriate fuel pressure
– Faulty fuel injectors
– Intake air leaks may be faulty
– Exhaust gas leaks
Specific Makes:
– High Fuel Consumption
– Excessive Smoke from Exhaust