Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P1766 | implausible signal or value | 24 | Powertrain |
| P1767 | implausible signal or value | 26 | Powertrain |
| P1768 | Perf/Normal/Winter Mode Input | 25 | Powertrain |
| P1769 | Hydraulic pressure sensor 2 too low | 27 | Powertrain |
| P1770 | Clutch solenoid circuit | 28 | Powertrain |
| P1771 | Load signal stuck off | 27 | Powertrain |
| P1772 | Load Signal Stuck On | 25 | Powertrain |
| P1773 | Hydraulic Pressure Sensor 1 Too High | 25 | Powertrain |
| P1774 | Hydraulic Pressure Sensor 1 Too Low | 24 | Powertrain |
| P1775 | Gear release failed | 30 | Powertrain |
| P1776 | Torque Down Signal #2 Circuit | 27 | Powertrain |
| P1777 | Ignition Retard Request Circuit | 24 | Powertrain |
| P1778 | Transmission Reverse I/P Circuit | 24 | Powertrain |
| P1779 | Supply voltage missing | 23 | Powertrain |
| P177A | Backup parking lock actuator status message counter incorrect | 14 | Powertrain |
| P177B | Clutch 1 tolerance limit reached | 13 | Powertrain |
| P1780 | EGS: Torque intervention | 30 | Powertrain |
| P1781 | Parking lock power relay circuit | 26 | Powertrain |
| P1782 | Under status, open load | 25 | Powertrain |
| P1783 | Control output signal is incorrect | 27 | Powertrain |
| P1784 | ENV_ _Gesamtzeit | 28 | Powertrain |
| P1785 | Shift up/down wire short to battery (+) | 24 | Powertrain |
| P1786 | Mode switch input malfunction | 22 | Powertrain |
| P1787 | Druckregler G Kurzschluss nach Masse oder Unterbrechung | 24 | Powertrain |
| P1788 | Pressure control solenoid B open circuit | 22 | Powertrain |
| P1789 | Pressure control solenoid B short circuit | 24 | Powertrain |
| P1790 | Fault immediately after shift | 30 | Powertrain |
| P1791 | implausible signal or value | 25 | Powertrain |
| P1792 | CAN bus - engine coolant | 23 | Powertrain |
| P1793 | Wheel speed signal malfunction | 26 | Powertrain |
| P1794 | Incorrect operation of selector lever | 19 | Powertrain |
| P1795 | implausible signal or value | 23 | Powertrain |
| P1796 | Kickdown switch circuit malfunction | 18 | Powertrain |
| P1797 | SMG: Safety concept, level 2, RAM | 19 | Powertrain |
| P1798 | Output speed sensor 2 circuit Range/performance | 20 | Powertrain |
| P1799 | Multifunction switch (CMF) signal failure | 23 | Powertrain |
| P179A | Magnetventil B Kurzschluss nach Plus oder Unterbrechung | 13 | Powertrain |
| P1800 | Position N initialization failure | 27 | Powertrain |
| P1801 | Short circuit to negative | 26 | Powertrain |
| P1802 | Short circuit to negative | 26 | Powertrain |
| P1803 | Short circuit to negative | 24 | Powertrain |
| P1804 | Short circuit to negative | 25 | Powertrain |
| P1805 | Transmission range selector switch 7 circuit low voltage | 27 | Powertrain |
| P1806 | Brake vacuum sensor | 24 | Powertrain |
| P1807 | Transmission range selector switch 8 circuit high voltage | 26 | Powertrain |
| P1808 | DC motor system short | 22 | Powertrain |
| P1809 | Transmission 4-Wheel Drive Low Indicator Open Circuit | 17 | Powertrain |
| P180B | Motor AC side short to ground: level 4 | 7 | Powertrain |
| P180C | Transmission range selector switch 8 circuit low voltage | 12 | Powertrain |
| P180D | Transmission range selector switch 8 circuit performance | 13 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.