OBD-II Diagnostic Trouble Code

P0161

O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 2)

P

Powertrain
engine / trans

0

Generic
SAE standard

1

Fuel & air metering

61

O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 2)

Severity · general guide

Moderate

Fix soon — usually won't strand you

Code type

Ram

System

Powertrain

Model

RAM 1500

Years

2002-2008