Retrofit Trailer Hitch With Electric Release - AN31.10-P-8082MFE
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Model 118.3/6
with code 554 (Preinstallation for trailer hitch)
MODIFICATION NOTES
| 15.09.2020 | Delete code 554 (Pre-installation for trailer hitch) from vehicle documentation (VeDoc) added. | Operation step 16 |
| Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | AS00.00-Z-0010-01A | |
| Notice | Notes on installing a trailer hitch | AH31.10-P-1000-02CW | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on retrofitting electrical/optical lines | AH82.00-P-0000-01A | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Notes on EU type approval requirements | AH31.10-P-1000-03T | ||
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove | |||
| 1 | Print out "Trailer hitch, certificate" document. | For non-EU countries. * only for Europe, ↓ |
|
| Trailer coupling certificate | OF31.10-P-1000-01Z | ||
| 2 | Print out the detailed installation instructions and hand them over to the customer. | For do-it-yourself installation of trailer hitch by the customer. | |
| 3 | Remove trim in trunk on right side. | ||
| Model 118.3 with code 554 (Preinstallation for trailer hitch) | AR68.30-P-4800MFV | ||
| Model 118.6 with code 554 (Preinstallation for trailer hitch) | AR68.30-P-4800MFD | ||
| 4 | Remove lower liftgate trim. | ||
| Model 118.6 with code 554 (Preinstallation for trailer hitch) | AR72.20-P-6617MFA | ||
| 5 | Remove trim from trunk lid. | ||
| Model 118.3 with code 554 (Preinstallation for trailer hitch) | AR68.30-P-8151MFV | ||
| 6 | Remove rear bumper. | ||
| AR88.20-P-2200MFA | |||
| 7 | Release black 8-pin plug (6.1) and black 4-pin plug (6.3) at crossmember (6). | ||
| 8 | Release electrical wiring harness (6.2) from crossmember (6). | ||
| 9 | Remove crossmember (6). | ||
| Install | |||
| 10 | Retrofit mechanical detachable parts. | AN31.11-P-8080-05MFC | |
| *BA31.11-P-1001-01K | |||
| *BA31.11-P-1002-01K | |||
| *BA31.11-P-1003-01K | |||
| 11 | Retrofit trailer socket wiring harness. | AN31.19-P-8100-10MFC | |
| *BA00.19-P-1010-02E | |||
| 12 | Install rear switch module holder into rear bumper. | Model 118.3 (except 118.386), 118.6 (except 118.686) with code 554 (Preinstallation for trailer hitch) with code 772 (AMG styling - Front spoiler, side skirts) except code 871 (Sensor system for trunk lid opening/closing) except code 889 (KEYLESS-GO) |
AN31.11-P-8080-01MFD |
| 13 | Install new exhaust gas recirculation line with insulation. | ||
| Model 118.3/6 with engine 654 with code 554 (Preinstallation for trailer hitch) | AR14.20-P-1065MFF | ||
| 14 | Retrofit release switch. | AN31.19-P-8080-07MFV | |
| 15 | Install remaining parts. | ||
| Update Vehicle Documentation (VeDoc) | |||
| 16 | Delete special equipment from online vehicle data card. | ||
| 17 | Enter special equipment into on-line vehicle data card. | ||
| 18 | Attach note "Trailer hitch retrofitted as per AN31.10-P-8082MFE" under field organization texts to DG 14, DG 31, DG 54 and DG 88. | ||
| 19 | Connect diagnostic system and select vehicle using vehicle identification number (VIN). | ||
| AD00.00-P-2000-06MFA | |||
| 20 | Perform variant coding using the software calibration number (SCN). | Instrument cluster control unit Head unit Drivetrain control unit ESP® control unit Signal acquisition and actuation module With CODE 218 (Reversing camera) Model 118.3/6 With code 501 (360°camera) system for trunk lid opening/closing) Rear switching module |
|
| 21 | Disconnect diagnostic system. | ||
| AD00.00-P-2000-06MFA | |||
| Check | |||
| 22 | Carry out function check of lighting signals on trailer hitch mains outlet. | AN31.19-P-8100-06MFA | |
| 23 | Check whether ball neck folds in and out properly. |
GROUND POINTS
| Number | Designation | Model 118 | |||
|---|---|---|---|---|---|
| BA00.19-P-1010-02E | Trailer hitch ground point | W7/9 | M6 | Nm | 10 |
TRAILER COUPLING MECHANISM
| Number | Designation | Model 118, 177, 206, 243, 247 | |
|---|---|---|---|
| BA31.11-P-1001-01K | Bolt/nut, trailer hitch to longitudinal member reinforcement | Nm | 140 |
TRAILER COUPLING MECHANISM
| Number | Designation | Model 118, 177, 206, 243, 247 | |
|---|---|---|---|
| BA31.11-P-1002-01K | Nut, longitudinal member reinforcement for trailer hitch to body | Nm | 55 |
TRAILER COUPLING MECHANISM
| Number | Designation | Model 118, 177, 206, 243, 247 | |
|---|---|---|---|
| BA31.11-P-1003-01K | Screw/bolt, longitudinal member reinforcement for trailer hitch to body | Nm | 140 |
PARTS ORDERING NOTE
| Part no. | Designation | Quantity |
|---|---|---|
| KG 99 (see XENTRY Portal Parts information) | Trailer hitch parts kit | 1 |