On Board Diagnostic (OBD), technical data: Notes
Control module identification
- The control module version is displayed when the VAG1551 scan tool, the VAG1552 mobile scan tool or the new tester Vehicle Diagnostic, Testing and Information System VAS5051 is connected and engine electronics control module selected → VAG1551 scan tool, connecting and selecting engine control module .
Equipment
| Engine code | AWP | AWW | ||
| System description | Motronic ME7.5 | Motronic ME7.5 | ||
| Exhaust emission limits according to | LEV * See note | LEV * See note | ||
| EPC System | Yes | Yes | ||
| On Board Diagnostic (OBD) | OBD II | OBD II | ||
| Output Diagnostic Test Mode (DTM) | Yes | Yes | ||
| Mode of data transmission to VAG1551/1552 | Rapid data transfer | Rapid data transfer | ||
| Engine code | AWP | AWW | ||
| Control module coding | Fault Read Out Device VAG1551/1552 Vehicle Diagnostic, Testing and Information System VAS5051 | Fault Read Out Device VAG1551/1552 Vehicle Diagnostic, Testing and Information System VAS5051 | ||
| DTC memory | Permanent memory * See note | Permanent memory * See note | ||
| Memory for learned values | Volatile memory * See note | Volatile memory * See note | ||
| Oxygen sensor control | 2 oxygen sensors | 2 oxygen sensors | ||
| Knock sensor | 2 knock sensors | 2 knock sensors | ||
| Intake manifold switchover valve | No | No | ||
| Camshaft adjustment | Yes | Yes | ||
| Boost pressure regulation | Yes | Yes | ||
| Secondary air system | Yes | Yes | ||
*Independent of voltage supply.
*Values are erased when voltage supply is interrupted.
*LEV = Low Emission Vehicles (max. emission values 0.075 g/mi HC)
Functions which can be selected when using the Fault Read Out Device VAG1551/1552 or Vehicle Diagnostic, Testing and Information System VAS5051
NOTE:
- The prerequisites to select the desired functions can be found in the following table.
| Function | Prerequisite | |||
| Functions on Fault Read Out Device VAG1551/1552 or on Vehicle Diagnostic, Testing and Information System VAS5051 | Engine stationary, ignition switched on | Engine running at idling speed | Vehicle being driven | |
| 01 | Check Control Module Versions | yes | yes | yes |
| 02 | Check DTC memory | yes * See note | yes | yes |
| 03 | Output Diagnostic Test Mode | yes | no | no |
| 04 | Basic Setting * See note | yes | yes | yes |
| 05 | Erase DTC Memory | yes | yes | yes |
| 06 | End Output | yes | yes | yes |
| 07 | Code Control Module | yes | no | no |
| 08 | Read Measuring Value Block | yes | yes | yes |
| 10 | Adaptation | yes | no | no |
| 15 | Read readiness code | yes | yes | yes |
*Only carry out with ignition switched on, when engine does not start (operate starter for at least 6 seconds first).
*Must be carried out after the following: Replacing engine control module, throttle valve control module, engine or disconnecting battery.