OBDII MANUFACTURER CONTROLLED POWER TRAIN CODES P18XX - P19XX

P18XX Manufacturer Controlled Codes
Transmission

P1800

Transmission Clutch Interlock Safety Switch Circuit Failure

P1801

Transmission Clutch Interlock Safety Switch Open Circuit

P1802

Transmission Clutch Interlock Safety Switch Short Circuit To Battery

P1803

Transmission Clutch Interlock Safety Switch Short Circuit To Ground

P1804

Transmission 4-Wheel Drive High Indicator Circuit Failure

P1805

Transmission 4-Wheel Drive High Indicator Open Circuit

P1806

Transmission 4-Wheel Drive High Indicator Short Circuit To Battery

P1807

Transmission 4-Wheel Drive High Indicator Short Circuit To Ground

P1808

Transmission 4-Wheel Drive Low Indicator Circuit Failure

P1809

Transmission 4-Wheel Drive Low Indicator Open Circuit

P1810

TFP Valve Position Switch Circuit/ Transmission 4-Wheel Drive Low Indicator Short Circuit To Battery

P1811

Transmission 4-Wheel Drive Low Indicator Short Circuit To Ground

P1812

Transmission 4-Wheel Drive Mode Select Circuit Failure

P1813

Transmission 4-Wheel Drive Mode Select Open Circuit

P1814

Transmission 4-Wheel Drive Mode Select Short Circuit To Battery

P1815

Transmission 4-Wheel Drive Mode Select Short Circuit To Ground

P1816

Transmission Neutral Safety Switch Circuit Failure

P1817

Transmission Neutral Safety Switch Open Circuit

P1818

Transmission Neutral Safety Switch Short Circuit To Battery

P1819

Transmission Neutral Safety Switch Short Circuit To Ground

P1820

Transmission Transfer Case Clockwise Shift Relay Coil Circuit Failure

P1821

Transmission Transfer Case Clockwise Shift Relay Coil Open Circuit

P1822

Transmission Transfer Case Clockwise Shift Relay Coil Short Circuit To Battery

P1823

Transmission Transfer Case Clockwise Shift Relay Coil Short Circuit To Ground

P1824

Transmission 4-Wheel Drive Clutch Relay Circuit Failure

P1825

Transmission 4-Wheel Drive Clutch Relay Open Circuit

P1826

Transmission 4-Wheel Drive Low Clutch Relay Circuit To Battery

P1827

Transmission 4-Wheel Drive Low Clutch Relay Circuit To Ground

P1828

Transmission Transfer Case Counter Clockwise Shift Relay Coil Circuit Failure

P1829

Transmission Transfer Case Counter Clockwise Shift Relay Coil Open Circuit

P1830

Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Battery

P1831

Transmission Transfer Case Counter Clockwise Shift Relay Coil Short Circuit To Ground

P1832

Transmission Transfer Case Differential Lock-Up Solenoid Circuit Failure

P1833

Transmission Transfer Case Differential Lock-Up Solenoid Open Circuit

P1834

Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Battery

P1835

Transmission Transfer Case Differential Lock-Up Solenoid Short Circuit To Ground

P1836

Transmission Transfer Case Front Shaft Speed Sensor Circuit Failure

P1837

Transmission Transfer Case Rear Shaft Speed Sensor Circuit Failure

P1838

Transmission Transfer Case Shift Motor Circuit Failure

P1839

Transmission Transfer Case Shift Motor Open Circuit

P1840

Transmission Transfer Case Shift Motor Short Circuit To Battery

P1841

Transmission Transfer Case Shift Motor Short Circuit To Ground

P1842

Transmission Transfer Case Differential Lock-Up Feedback Switch Circuit Failure

P1843

Transmission Transfer Case Differential Lock-Up Feedback Switch Open Circuit

P1844

Transmission Transfer Case Differential Lock-Up Feedback Switch Short Circuit To Battery

P1845

Transmission Transfer Case Differential Lock-Up Feedback Switch Short Circuit To Ground

P1846

Transmission Transfer Case Contact Plate 'A' Circuit Failure

P1847

Transmission Transfer Case Contact Plate 'A' Open Circuit

P1848

Transmission Transfer Case Contact Plate 'A' Short Circuit To Battery

P1849

Transmission Transfer Case Contact Plate 'A' Short Circuit To Ground

P1850

Transmission Transfer Case Contact Plate 'B' Circuit Failure

P1851

Transmission Transfer Case Contact Plate 'B' Open Circuit

P1852

Transmission Transfer Case Contact Plate 'B' Short Circuit To Battery

P1853

Transmission Transfer Case Contact Plate 'B' Short Circuit To Ground

P1854

Transmission Transfer Case Contact Plate 'C' Circuit Failure

P1855

Transmission Transfer Case Contact Plate 'C' Open Circuit

P1856

Transmission Transfer Case Contact Plate 'C' Short Circuit To Battery

P1857

Transmission Transfer Case Contact Plate 'C' Short Circuit To Ground

P1858

Transmission Transfer Case Contact Plate 'D' Circuit Failure

P1859

Transmission Transfer Case Contact Plate 'D' Open Circuit

P1860

TCC PWM Solenoid Circuit Electrical/ Transmission Transfer Case Contact Plate 'D' Short Circuit To Battery

P1861

Transmission Transfer Case Contact Plate 'D' Short Circuit To Ground

P1862

Transmission Transfer Case Contact Plate Power Circuit Failure

P1863

Transmission Transfer Case Contact Plate Power Open Circuit

P1864

Transmission Transfer Case Contact Plate Power Short To Battery

P1865

Transmission Transfer Case Contact Plate Power Short To Ground

P1866

Transmission Transfer Case System Concern - Servicing Required

P1867

Transmission Transfer Case Contact Plate General Circuit Failure

P1868

Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Failure

P1869

Transmission Automatic 4-Wheel Drive Indicator (Lamp) Circuit Short To Battery

P1870

Transmission Component Slipping/ Transmission Mechanical Transfer Case 4x4 Switch Circuit Failure

P1871

Transmission Mechanical Transfer Case 4x4 Switch Circuit Short To Battery

P1872

Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Failure

P1873

Transmission Mechanical 4-Wheel Drive Axle Lock Lamp Circuit Short To Battery

P1874

Transmission Automatic Hall Effect Sensor Power Circuit Failure

P1875

Transmission Automatic Hall Effect Sensor Power Circuit Short To Battery / 4WD Low Switch Circuit Electrical

P1876

Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Failure

P1877

Transmission Transfer Case 2-Wheel Drive Solenoid Circuit Short To Battery

P1878

Transmission Transfer Case Disengaged Solenoid Circuit Failure

P1879

Transmission Transfer Case Disengaged Solenoid Open Circuit

P1880

Transmission Transfer Case Disengaged Solenoid Short to Battery

P1881

Engine Coolant Level Switch Circuit Failure, GEM

P1882

Engine Coolant Level Switch Circuit Short to Ground

P1883

Engine Coolant Level Switch Circuit Failure, GEM

P1884

Engine Coolant Level Lamp Circuit Short to Ground

P1885

Transmission Transfer Case Disengaged Solenoid Short to Ground

P1886

4X4 Initialization Failure

P1890

Transmission 4WD Mode Select Return Input Circuit Failure

P1891

Transmission Transfer Case Contact Plate Ground Return Open Circuit

P19XX Manufacturer Controlled Codes
Transmission

P1900

OSS Circuit Intermittent Malfunction

P1901

TSS Circuit Intermittent Malfunction

P1902

Pressure Control Solenoid "B" Intermittent Short

P1903

Pressure Control Solenoid "C" Short Circuit

P1904

Pressure Control Solenoid "C" Open Circuit

P1905

Pressure Control Solenoid "C" Intermittent Short

P1906

Kickdown Pull Relay Open or Short Circuit to Ground

P1907

Kickdown Hold Relay Open or Short Circuit to Ground

P1908

Transmission Pressure Circuit Solenoid Open or Short to Ground

P1909

Trans  Temp  Sensor Circuit Open or Shorted to Pwr  or Gnd

P1910

VFS A Pressure Output Failed Low

P1911

VFS B Pressure Output Failed Low

P1912

VFS C Pressure Output Failed Low

P1913

Pressure Switch A Circuit Malfunction

P1914

Manually Shifted Automatic (MSA) Sw  Circuit Malf

P1915

Reverse Switch Circuit Malfunction

P1916

High Clutch Drum Speed Sensor Malfunction

P1917

High Clutch Drum Speed Sensor Intermittent

P1918

Transmission Range Display Circuit Malfunction