Control module identification
The control module version is displayed by selecting "Diagnostic mode 9: Vehicle information" under address word 33. See DIAGNOSTIC MODE 9: VEHICLE INFORMATION .
Engine Control Module (ECM) equipment
ENGINE CONTROL MODULE (ECM) EQUIPMENT
| Engine identification | AHA | ATQ | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| System identification | Motronic M5.9.2 F | Motronic ME7.1 | ||||||||
| Terminals at Engine Control Module (ECM) | 80 | 121 | ||||||||
| Emissions limits according to | TLEV (1) | LEV (2) | ||||||||
| On Board Diagnostic (OBD) | OBD II | OBD II | ||||||||
| DTC memory | Permanent memory(3) | Permanent memory(3) | ||||||||
| Memory for adaptation values | Temporary memory(4) | Temporary memory(4) | ||||||||
| Oxygen sensor control | 4 sensors | 4 sensors | ||||||||
| Knock sensor control | 2 knock sensors | 2 knock sensors | ||||||||
| Intake manifold change-over | Yes | Yes | ||||||||
| Camshaft adjustment | Yes | Yes | ||||||||
| Boost pressure regulation | No | No | ||||||||
| Secondary Air Injection (AIR) system | Yes | Yes | ||||||||
| Electronic engine load regulation system | No | Yes | ||||||||
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Selectable diagnostic modes under address word 33 - OBD
NOTE:
The conditions required for selecting the desired diagnostic mode are listed in the following table:
SELECTABLE DIAGNOSTIC MODES UNDER ADDRESS WORD 33 - OBD CHART
| Diagnostic mode | Requirement: | ||||||
|---|---|---|---|---|---|---|---|
| Selectable diagnostic modes under address word 33 - OBD |
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| Mode 1: | Check measuring values | Diagnostic mode 1: Check measuring values | Yes | Yes | Yes | ||
| Mode 2: | Checking operating conditions | Diagnostic mode 2: Checking operating conditions | Yes | Yes | Yes | ||
| Mode 3: | Check DTC Memory | Diagnostic mode 3: Check DTC Memory | Yes 1) | Yes | Yes | ||
| Mode 4: | Reset/erase diagnostic data | Diagnostic mode 4: Reset/erase diagnostic data | Yes | Yes | Yes | ||
| Mode 5: | Check output of oxygen sensor signals | Diagnostic mode 5: Check output of oxygen sensor signals | Yes | Yes | Yes | ||
| Mode 6: | Check test results of components that are not continuously monitored | Diagnostic mode 6: Check test results of components that are not continuously monitored | No | Yes | Yes | ||
| Mode 7: | Check test results of components that are continuously monitored | Diagnostic mode 7: Check test results of components that are continuously monitored | Yes (1) | Yes | Yes | ||
| Mode 8: | Tank leak test | Diagnostic mode 8: Tank leak test | No | Yes | No | ||
| Mode 9: | Vehicle information | Diagnostic mode 9: Vehicle information | Yes | Yes | Yes | ||
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