D82.95-0028-09
1 | HERMES control unit | 3 | Electrical connectors | |
2 | Retaining tab |
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
Topical note | Notes on carrying out repair work in the vehicle interior | ||
| Remove | ||
1 | Switch off ignition and store transmitter key outside of transmission range (min. 2 m). | ||
2 | Remove front overhead control panel. | ||
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Hand over old front overhead control panel to customer or dispose of it properly after consulting with the customer. | |||
| Install | ||
3 | Retrofit HERMES control unit (1). | To do so, slide HERMES control unit (1) far enough into the holder up to the retaining tabs (2). | |
The holder for the HERMES control unit (1) can be accessed from the driver footwell without removing any trim. | |||
The HERMES control unit (1) is to be determined via EPC, taking into account the relevant special equipment of the vehicle and code JH3 (Communication (LTE) for digital services). | |||
4 | Connect electrical connectors (3) to HERMES control unit (1). | The number of electrical connectors (3) may vary depending on the vehicle equipment involved. | |
5 | Install front overhead control panel. | ||
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Determine new front overhead control panel using the EPC, taking the vehicle's respective special equipment and the following codes: Code EY5 (Mercedes-Benz emergency call system) and code EY6 (Breakdown Management) | |||
6 | Enter special equipment into online vehicle data. | Designation of affected special equipment: Code JH3 (Communication module (LTE) for digital services) and code EY5 (Mercedes-Benz emergency call system) and code EY6 (Breakdown Management). | |
On vehicles with the special equipment code E1C (Audio 25) or code EJ9 (COMAND Online), the code E1G (Live Traffic Information Assistance) must also be entered. | |||
Remove existing code JH6 (Pre-installation communications module (LTE) for digital services). | |||
7 | Perform SCN coding on instrument cluster control unit. | ||
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Under the "Control unit adaptations" menu item follow the instructions for "SCN coding". | |||
Do not yet remove vehicle diagnosis system. | |||
8 | Perform SCN coding on head unit control unit. | Model 907, 910 with code E1A (MBCONNECT-5) or code E1C (Audio 25) or code EJ9 (COMAND Online) | |
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Under the "Control unit adaptations" menu item follow the instructions for "SCN coding". | |||
Do not yet remove vehicle diagnosis system. | |||
9 | Perform SCN coding on signal acquisition and actuation module (SAM) control unit. | ||
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Under the "Control unit adaptations" menu item follow the instructions for "SCN coding". | |||
Do not yet remove vehicle diagnosis system. | |||
10 | Commission HERMES control unit (1) using vehicle diagnosis system. | ||
| Programming of control units | ||
Do not yet remove vehicle diagnosis system. | |||
| Check | ||
11 | Run function test of emergency call system using vehicle diagnosis system. | ||
| Connect/disconnect diagnostic unit |