G07.08-3114-09
1 | Vehicle wiring harness electrical connector | 3 | Bolts | 5 | Fuel heat exchanger | ||
2 | Engine wiring harness electrical connector | 4 | Bolts | 14 | Engine management control unit (MCM) |
Warning | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
Topical note | Notes on self-locking nuts and bolts | ||
| Remove | ||
1 | Connect vehicle diagnosis system and run quick test. | Only when installing new engine management (MCM) control unit (14). | |
2 | Select Control unit replacement and follow the instructions. | Only when installing new engine management (MCM) control unit (14). | |
Control unit replacement is completely menu-assisted under: | |||
3 | Switch off ignition. | ||
4 | Disconnect vehicle wiring harness electrical plug (1) from engine management (MCM) control unit (14). | To do this, push the locking element upward and release electrical connector for vehicle wiring harness (1). | |
5 | Disconnect engine wiring harness electrical plug (2) from engine management (MCM) control unit (14). | For this purpose, swivel securing clip downwards and release engine wiring harness electrical connector (2). | |
6 | Remove screws (3) and release engine management (MCM) control unit (14) with the rubber dampers. | ||
7 | Remove screws (4) and remove fuel heat exchanger (5) with connected fuel lines from engine management (MCM) control unit (14). | ||
8 | Remove engine management (MCM) control unit (14). | ||
| Install | ||
9 | Bring engine management (MCM) control unit (14) to installation position. | ||
10 | Attach fuel heat exchanger (5) to engine management (MCM) control unit (14) and fasten in place with screws (4). | Screw, fuel heat exchanger to engine management control unit | |
11 | Fasten engine management (MCM) control unit (14) in place with rubber dampers. | Bolt, engine management control unit to crankcase | |
12 | Connect engine wiring harness electrical plug (2) to engine management (MCM) control unit (14). | For this purpose, swivel securing clip upward and secure engine wiring harness electrical connector (2). | |
13 | Connect vehicle wiring harness electrical plug (1) to the engine management (MCM) control unit (14). | For this purpose, slide securing element downward and secure vehicle wiring harness electrical connector (1). | |
14 | Switch on ignition and follow instructions for control unit replacement in diagnostic device. | Only when installing new engine management (MCM) control unit (14). | |
| Check | ||
15 | Perform engine test run. | Only when installing new engine management (MCM) control unit (14). | |
16 | Check the engine management for proper operation. | Only when installing new engine management (MCM) control unit (14). | |
17 | End quick test and remove vehicle diagnosis system. | Only when installing new engine management (MCM) control unit (14). |
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