OBD fault code library

Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.

Free on OBD DashX

Looking for real-world repair data?

OBD DashX shows which problems come with each code, how often they show up in other vehicles, and how to fix them — step by step.

  • Real-world fix data
  • How often it happens
  • Step-by-step repairs
Browse codes on OBD DashX No sign-up needed · available in 10 languages

Fault codes

P1884 Short detected in back up light circuit
Skoda Transmission System High severity
P1887 Invalid signals from vehicle speed sensor to ABS control module
Skoda Vehicle Speed and Idle Control System High severity
P1901 Issue in radiator exhaust system
Skoda Auxiliary Emissions Control High severity
P1904 Issue in exhaust cooling system
Skoda Auxiliary Emissions Control High severity
P1908 Internal malfunction detected in ECM
Skoda Computer Output Circuit High severity
P1911 Internal malfunction detected in ECM
Skoda Computer Output Circuit High severity
P1914 Issue in pressure sensor in brake booster
Skoda Vehicle Speed and Idle Control System High severity
P1916 Short circuit in engine coolant pump
Skoda Fuel and Air Metering High severity
P1917 Open circuit in engine coolant pump
Skoda Fuel and Air Metering High severity
P1922 Short circuit in outside temperature sensor
Skoda Fuel and Air Metering High severity
P1926 Short circuit in engine coolant pump
Skoda Fuel and Air Metering High severity
P1930 Open circuit detected in engine coolant fan
Skoda Fuel and Air Metering High severity
P1936 Issue in battery (generator)
Skoda Computer Output Circuit High severity
P1938 Open or short circuit detected in engine coolant pump relay
Skoda Fuel and Air Metering High severity
P1942 Internal malfunction in Level control module
Skoda Computer Output Circuit High severity

Search fault codes

Scan your own car

Read and clear fault codes, live data and service resets with the CaRPM app.