Ford DTC Codes 21
P1809 Transmission 4-Wheel Drive Low Indicator Open Circuit
P1810 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 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
P1809 Transmission 4-Wheel Drive Low Indicator Open Circuit
P1810 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 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
