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
P1327 Knock Sensor 2 Low Input
Mercedes Benz Ignition System High severity
P1328 Turbocharger Boost Control A Performance
Mercedes Benz Injector Circuit High severity
P1331 Cylinder 7 Knock Control Limit Attained
Mercedes Benz Ignition System High severity
P1336 Crankshaft Position Or Camshaft Position Sensor Input Signal Error
Mercedes Benz Ignition System High severity
P1340 Camshaft Position Sensor Signal
Mercedes Benz Ignition System High severity
P1341 Camshaft Position Actuator Mechanical Fault
Mercedes Benz Ignition System High severity
P1343 Misfire Cylinder 1 With Fuel Cut-off
Mercedes Benz Ignition System High severity
P1347 Misfire Cylinder 3 With Fuel Cut-off
Mercedes Benz Ignition System High severity
P1348 Misfire During Start Cylinder 4
Mercedes Benz Ignition System High severity
P1350 Ignition Control System
Mercedes Benz Ignition System High severity
P1353 Ignition Coil B Primary Circuit
Mercedes Benz Ignition System High severity
P1354 Ignition Coil C Primary Circuit
Mercedes Benz Ignition System High severity
P1356 Loss Of Ignition Diagnostic Module Input To PCM
Mercedes Benz Ignition System High severity
P1359 Spark Output Circuit Fault
Mercedes Benz Ignition System High severity
P1361 Ignition Coil B Secondary Circuit Malfunction
Mercedes Benz Ignition System High severity

Search fault codes

Scan your own car

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