Should the engine mangement light come on, you can read most issues through the OBD port using a suitable code reader. More information can be found on the relevant pages for your particular smart: fortwo 450, fortwo 451 and Roadster. Should your code reader simply give you a fault code, please use this system to look up the description, possible cause and resolution where available.
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OBD Codes
Name | Description | |
---|---|---|
P0288 |
Cylinder 10 Injector Circuit Low |
|
P0289 |
Cylinder 10 Injector Circuit High |
|
P0290 |
Cylinder 10 Contribution/Balance Fault |
|
P0291 |
Cylinder 11 Injector Circuit Low |
|
P0292 |
Cylinder 11 Injector Circuit High |
|
P0293 |
Cylinder 11 Contribution/Balance Fault |
|
P0294 |
Cylinder 12 Injector Circuit Low |
|
P0295 |
Cylinder 12 Injector Circuit High |
|
P0296 |
Cylinder 12 Contribution/Range Fault |
|
P0300 |
Random/Multiple Cylinder Misfire Detected |
|
P0301 |
Cylinder 1 Misfire Detected |
|
P0302 |
Cylinder 2 Misfire Detected |
|
P0303 |
Cylinder 3 Misfire Detected |
|
P0304 |
Cylinder 4 Misfire Detected |
|
P0305 |
Cylinder 5 Misfire Detected |
|
P0306 |
Cylinder 6 Misfire Detected |
|
P0307 |
Cylinder 7 Misfire Detected |
|
P0308 |
Cylinder 8 Misfire Detected |
|
P0309 |
Cylinder 9 Misfire Detected |
|
P0310 |
Cylinder 10 Misfire Detected |
|
P0311 |
Cylinder 11 Misfire Detected |
|
P0312 |
Cylinder 12 Misfire Detected |
|
P0320 |
Ignition/Distributor Engine Speed Input Circuit Malfunction |
|
P0321 |
Ignition/Distributor Engine Speed Input Circuit Range/Performance |
|
P0322 |
Ignition/Distributor Engine Speed Input Circuit No Signal |
|
P0323 |
Ignition/Distributor Engine Speed Input Circuit Intermittent |
|
P0325 |
Knock Sensor 1 Circuit Malfunction (Bank 1 or Single Sensor) |
|
P0326 |
Knock Sensor 1 Circuit Range/Performance (Bank 1 or Single Sensor) |
|
P0327 |
Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) |
|
P0328 |
Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor) |