Mercedes-Benz fault codes
20,291 codes · 1,724 vehicle records · 258 ECU records · 56,350 live-data parameters
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Codes 20,291
| Code | Description | Brands | System |
|---|---|---|---|
| P2321 | Ignition Coil H Primary Control Circuit Low | 30 | Powertrain |
| P2322 | Gear P controller position sensor failure | 30 | Powertrain |
| P2323 | Gear P controller actuator motor failure | 25 | Powertrain |
| P2324 | Gear P controller lock fault | 24 | Powertrain |
| P2325 | Gear P controller unlock fault | 24 | Powertrain |
| P2327 | Ignition Coil J Primary Control Circuit Low | 24 | Powertrain |
| P2329 | Ignition Coil J Secondary Circuit | 23 | Powertrain |
| P2330 | Ignition Coil K Primary Control Circuit Low | 24 | Powertrain |
| P2331 | Ignition Coil K Primary Control Circuit High | 24 | Powertrain |
| P2332 | Ignition Coil K Secondary Circuit | 23 | Powertrain |
| P2333 | Ignition Coil L Primary Control Circuit Low | 24 | Powertrain |
| P2334 | Ignition Coil L Primary Control Circuit High | 24 | Powertrain |
| P2335 | Ignition Coil L Secondary Circuit | 23 | Powertrain |
| P2336 | Cylinder 1 Above Knock/Combustion Vibration Sensor Threshold | 30 | Powertrain |
| P2337 | Super knock detection | 30 | Powertrain |
| P2338 | Super knock detection | 30 | Powertrain |
| P2339 | Cylinder 4 Above Knock/Combustion Vibration Sensor Threshold | 30 | Powertrain |
| P233A | Kraftstoffdruckregler 'C' Steuerkreis/offen | 11 | Powertrain |
| P233B | Bränsletrycksregulator 'C' styrkrets låg | 12 | Powertrain |
| P233C | Bränsletrycksregulator 'C' styrkrets hög | 11 | Powertrain |
| P233D | Bränsletrycksregulator 'B' solenoidspänningsstyrkrets/öppen | 5 | Powertrain |
| P2340 | Cylinder 5 Above Knock Threshold | 26 | Powertrain |
| P2342 | Cylinder 7 Above Knock Threshold | 25 | Powertrain |
| P2343 | Cylinder 8 Above Knock Threshold | 25 | Powertrain |
| P2344 | Cylinder 9 Above Knock Threshold | 23 | Powertrain |
| P2346 | Cylinder 11 Above Knock Threshold | 21 | Powertrain |
| P2347 | Cylinder 12 Above Knock Threshold | 23 | Powertrain |
| P2350 | Cylinder 9 pressure variation high | 8 | Powertrain |
| P2351 | Cylinder 9 combustion performance | 11 | Powertrain |
| P2352 | Cylinder 10 pressure sensor circuit | 11 | Powertrain |
| P2353 | Cylinder 10 pressure sensor circuit range/performance | 8 | Powertrain |
| P2354 | Cylinder 10 pressure sensor circuit low | 8 | Powertrain |
| P2355 | Cylinder 10 pressure sensor circuit high | 8 | Powertrain |
| P2356 | Cylinder 10 pressure sensor circuit intermittent/erratic | 8 | Powertrain |
| P2357 | Cylinder 10 pressure too low | 7 | Powertrain |
| P2358 | Cylinder 10 pressure too high | 8 | Powertrain |
| P2359 | Cylinder 10 pressure variation low | 8 | Powertrain |
| P2360 | Cylinder 11 pressure sensor circuit intermittent/erratic | 7 | Powertrain |
| P2361 | Cylinder 11 pressure too low | 6 | Powertrain |
| P2364 | Cylinder 11 pressure variation high | 8 | Powertrain |
| P2366 | Cylinder 12 pressure sensor circuit | 8 | Powertrain |
| P2367 | Cylinder 12 pressure sensor circuit range/performance | 8 | Powertrain |
| P2368 | Cylinder 12 pressure sensor circuit low | 7 | Powertrain |
| P2369 | Cylinder 12 pressure sensor circuit high | 8 | Powertrain |
| P2370 | The Air conditioner Control Module sets DTC when the Peltier signal circuit is open or short to B+ or short to ground | 8 | Powertrain |
| P2371 | Fuel Volume Regulator 'B' Control Circuit Performance | 8 | Powertrain |
| P2372 | The Air conditioner Control Module sets DTC when the Fan Motor is stopped | 6 | Powertrain |
| P2373 | Fuel Volume Regulator 'B' Control Circuit High | 10 | Powertrain |
| P2374 | Turbocharger/supercharger inlet pressure sensor 'B' circuit | 10 | Powertrain |
| P2375 | Turbocharger/supercharger inlet pressure sensor 'B' circuit range/performance | 12 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.