OBD2 trouble code reference
8,155 codes across 2 prefix groups on this page.
P1xxx
- P1871 Transmission Mechanical Transfer Case 4x4 Switch Circuit Short To Battery powertrain
- P1872 Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Failure powertrain
- P1873 Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Short To Battery powertrain
- P1874 Transmission Automatic Hall Effect Sensor Power Circuit Failure powertrain
- P1875 Transmission Automatic Hall Effect Sensor Power Circuit Short To Battery / 4WD Low Switch Circuit Electrical powertrain
- P1876 Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Failure powertrain
- P1877 Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Short To Battery powertrain
- P1878 Transmission Transfer Case Disengaged Solenoid Circuit Failure powertrain
- P1879 Transmission Transfer Case Disengaged Solenoid Open Circuit powertrain
- P1880 Transmission Transfer Case Disengaged Solenoid Short to Battery powertrain
- P1881 Engine Coolant Level Switch Circuit Failure GEM powertrain
- P1882 Engine Coolant Level Switch Circuit Short to Ground powertrain
- P1883 Engine Coolant Level Switch Circuit Failure GEM powertrain
- P1884 Engine Coolant Level Lamp Circuit Short to Ground powertrain
- P1885 Transmission Transfer Case Disengaged Solenoid Short to Ground powertrain
- P1886 4X4 Initialization Failure powertrain
- P1890 Transmission 4WD Mode Select Return Input Circuit Failure powertrain
- P1891 Transmission Transfer Case Contact Plate Ground Return Open Circuit powertrain
- P1900 OSS Circuit Intermittent Malfunction powertrain
- P1901 TSS Circuit Intermittent Malfunction powertrain
- P1902 Pressure Control Solenoid "B" Intermittent Short powertrain
- P1903 Pressure Control Solenoid "C" Short Circuit powertrain
- P1904 Pressure Control Solenoid "C" Open Circuit powertrain
- P1905 Pressure Control Solenoid "C" Intermittent Short powertrain
- P1906 Kickdown Pull Relay Open or Short Circuit to Ground powertrain
- P1907 Kickdown Hold Relay Open or Short Circuit to Ground powertrain
- P1908 Transmission Pressure Circuit Solenoid Open or Short to Ground powertrain
- P1909 Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd powertrain
- P1910 VFS A Pressure Output Failed Low powertrain
- P1911 VFS B Pressure Output Failed Low powertrain
- P1912 VFS C Pressure Output Failed Low powertrain
- P1913 Pressure Switch A Circuit Malfunction powertrain
- P1914 Manually Shifted Automatic (MSA) Sw Circuit Malf powertrain
- P1915 Reverse Switch Circuit Malfunction powertrain
- P1916 High Clutch Drum Speed Sensor Malfunction powertrain
- P1917 High Clutch Drum Speed Sensor Intermittent powertrain
- P1918 Transmission Range Display Circuit Malfunction powertrain
P2xxx
- P2000 NOx Adsorber Efficiency Below Threshold Bank 1 powertrain
- P2001 NOx Adsorber Efficiency Below Threshold Bank 2 powertrain
- P2002 Diesel Particulate Filter Efficiency Below Threshold Bank 1 powertrain
- P2003 Diesel Particulate Filter Efficiency Below Threshold Bank 2 powertrain
- P2004 Intake Manifold Runner Control Stuck Open Bank 1 powertrain
- P2005 Intake Manifold Runner Control Stuck Open Bank 2 powertrain
- P2006 Intake Manifold Runner Control Stuck Closed Bank 1 powertrain
- P2007 Intake Manifold Runner Control Stuck Closed Bank 2 powertrain
- P2008 Intake Manifold Runner Control Circuit/Open Bank 1 powertrain
- P2009 Intake Manifold Runner Control Circuit Low Bank 1 powertrain
- P200A Intake Manifold Runner Performance Bank 1 powertrain
- P200B Intake Manifold Runner Performance Bank 2 powertrain
- P200C Diesel Particulate Filter Over Temperature Bank 1 powertrain