Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P187B | Tire Size Out Of Acceptable Range - AWD Disabled | 10 | Powertrain |
| P187C | Differential Lock-Up Control Circuit / Open | 10 | Powertrain |
| P1880 | Analog digital converter | 22 | Powertrain |
| P1881 | Short circuit to positive | 19 | Powertrain |
| P1882 | Short circuit to positive | 23 | Powertrain |
| P1883 | Short circuit to positive | 21 | Powertrain |
| P1884 | Short circuit to positive | 20 | Powertrain |
| P1885 | Short circuit to positive | 23 | Powertrain |
| P1886 | Shift Timing Solenoid | 23 | Powertrain |
| P1887 | Road speed signal wheel speed from brake control unit, implausible signal | 22 | Powertrain |
| P1888 | Torque converter clutch (TCC) enable solenoid control circuit low voltage | 25 | Powertrain |
| P1889 | Problem in CVT Speed Sensor 2 Circuit | 20 | Powertrain |
| P1890 | E-oil pump relay | 23 | Powertrain |
| P1891 | Neutral status (when in gear D) valve stuck (SLC1 stuck) | 19 | Powertrain |
| P1892 | Short circuit to negative | 18 | Powertrain |
| P1893 | Short circuit to positive | 15 | Powertrain |
| P1894 | Short circuit to negative | 17 | Powertrain |
| P1895 | Function restriction due to pressure drop | 24 | Powertrain |
| P1896 | Clutch 1 temperature shock | 18 | Powertrain |
| P1897 | Short circuit to positive | 16 | Powertrain |
| P1898 | Short circuit to negative | 15 | Powertrain |
| P1899 | Clutch 2 functional impairment | 15 | Powertrain |
| P18A0 | Transfer case - Motion position sensor | 11 | Powertrain |
| P18A1 | Transfer case - Range position sensor circuit | 11 | Powertrain |
| P18A2 | Transfer case - Actuator motor circuit | 11 | Powertrain |
| P18A3 | Transfer case - Solenoid circuit | 11 | Powertrain |
| P18A4 | SST-Anfangslernfehler | 10 | Powertrain |
| P18A5 | Käigukasti jahutuspump | 12 | Powertrain |
| P18A6 | Transmission parking inhibition actuator high control circuit | 11 | Powertrain |
| P18A7 | Transmission parking inhibition actuator high control circuit high voltage | 11 | Powertrain |
| P18A8 | SST initial learning error | 14 | Powertrain |
| P1900 | Battery Voltage Reduction | 31 | Powertrain |
| P1901 | Main Battery Voltage Reduction | 31 | Powertrain |
| P1902 | Sub Battery Voltage Reduction | 29 | Powertrain |
| P1903 | Shift lever 2 sensor output is too low | 23 | Powertrain |
| P1905 | Input system 2 failure for DC-DC converter | 24 | Powertrain |
| P1906 | Output system 1 failure for DC-DC converter | 23 | Powertrain |
| P1908 | ISS Relay circuit failure | 22 | Powertrain |
| P1910 | VFS A Pressure Output Failed Low | 23 | Powertrain |
| P1913 | Pressure sensor for brake boost (G294): short to ground; Open circuit | 18 | Powertrain |
| P1915 | Reverse Switch Circuit Malfunction | 24 | Powertrain |
| P1918 | Transmission Range Display Circuit Malfunction | 19 | Powertrain |
| P1919 | Engine Coolant Temperature Signal | 19 | Powertrain |
| P191A | Loss of crankshaft synchronization | 14 | Powertrain |
| P191B | Control module for cooling fan: implausible signal; Mechanical failure | 9 | Powertrain |
| P1920 | Engine mounting control solenoid banks 1 & 2 -open circuit/short to earth | 17 | Powertrain |
| P1923 | Engine control module (ECM) 2 - malfunction | 21 | Powertrain |
| P1925 | Relay for aux coolant pump (J496): short to plus; Short to plus | 17 | Powertrain |
| P1928 | Fuel additive pump control - circuit/open | 15 | Powertrain |
| P1930 | Fuel additive pump control - circuit low | 14 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.