Remove/Install Trailer Hitch - AR31.10-P-8000LWG
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Model 253.3/9
with code 550 (Trailer coupling)
MODIFICATION NOTES
| 14.10.2019 | Bolt, trailer hitch to longitudinal member reinforcement (short) | BA31.11-P-1001-01M |
Model 253.354/954
Model 253.354/954
| 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 | |
| Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) | Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. | AS00.00-Z-0035-01A | |
| Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. | No parts of the body or limbs should be within the operating area when the components are moving. | AS00.00-Z-0011-01A | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Notice | General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment | AH00.00-Z-0300-01A | |
| Notes on HANDS-FREE ACCESS | Model 253.3/9 with code 550 (Trailer coupling) with code 871 (Sensor system for trunk lid opening/closing) with code 889 (KEYLESS-GO) |
AH80.61-P-0001-01A | |
| Remove | |||
| 1 | Switch off ignition and store transmitter key outside of transmission range (at least 2 m) | ||
| 2 | Fold up load compartment floor and secure against unintended folding down | ||
| 3 | Remove rear bumper | AR88.20-P-2200LWG | |
| 4 | Fold load compartment well trim to one side | ||
| 5 | Disconnect trailer hitch wiring harness from trailer recognition control unit and from vehicle interior/trailer hitch electrical connection | Model 253.3/9 with code 550 (Trailer coupling) except code 460 (Canada version) except code 494 (US version) except code 737L (Mexico) |
AR31.19-P-1400LWG |
| Model 253.3/9 with code 460 (Canada version) with code 550 (Trailer coupling) Model 253.3/9 with code 494 (US version) with code 550 (Trailer coupling) Model 253.3/9 with code 550 (Trailer coupling) with code 737L (Mexico) |
AR31.19-P-1400LWH | ||
| Risk of injury . Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| 6 | Unfasten rubber retainers on rear muffler | ||
| 7 | Remove screws/bolts (13) and remove crossmember (1) | ||
| 8 | Remove bolts (5) of longitudinal member reinforcements (2, 3) | ||
| 9 | Unscrew nuts (15) of longitudinal member reinforcements (2, 3) | ||
| 10 | Remove longitudinal member reinforcements (2, 3) | ||
| 11 | Remove screws/bolts (4) of longitudinal member reinforcements (6, 7) | Model 253.354/954 with code 550 (Trailer coupling) |
|
| 12 | Remove longitudinal member reinforcements (6, 7) | Model 253.354/954 with code 550 (Trailer coupling) |
|
| Install | |||
| 13 | Insert longitudinal member reinforcements (6, 7) | Model 253.354/954 with code 550 (Trailer coupling) |
|
| 14 | Screw in screws/bolts (4) of longitudinal member reinforcements (6, 7) slightly by hand |
Model 253.354/954 with code 550 (Trailer coupling) |
|
| 15 | Insert longitudinal member reinforcements (2, 3) | ||
| 16 | Screw in screws/bolts (5) slightly by hand | ||
| 17 | Screw on nuts (15) slightly by hand | ||
| 18 | Position crossmember (1) onto longitudinal member reinforcements (2, 3) and tighten screws/bolts (13) slightly by hand | ||
| 19.1 | Align longitudinal member reinforcements (2, 3) and crossmember (1) so that they are free of tension | Model 253.3 (except 253.354), 253.9 (except 253.954) with code 550 (Trailer coupling) |
|
| 19.2 | Align longitudinal member reinforcements (2, 3, 6, 7) and crossmember (1) so that they are free of tension | Model 253.354/954 with code 550 (Trailer coupling) |
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| 20 | Tighten bolts (4) | Model 253.354/954 with code 550 (Trailer coupling) |
*BA31.11-P-1003-01M |
| 21 | Tighten nuts (15) | *BA31.11-P-1002-01M | |
| 22 | Screw bolts (5) tight | *BA31.11-P-1002-01M | |
| 23 | Tighten screws (13) | *BA31.11-P-1001-01M | |
| Risk of injury . Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| 24 | Secure rubber retainers of rear muffler | ||
| 25 | Connect trailer hitch wiring harness to trailer recognition control unit and to vehicle interior/trailer hitch electrical connection | Model 253.3/9 with code 550 (Trailer coupling) except code 460 (Canada version) except code 494 (US version) except code 737L (Mexico) |
AR31.19-P-1400LWG |
| Model 253.3/9 with code 460 (Canada version) with code 550 (Trailer coupling) Model 253.3/9 with code 494 (US version) with code 550 (Trailer coupling) Model 253.3/9 with code 550 (Trailer coupling) with code 737L (Mexico) |
AR31.19-P-1400LWH | ||
| 26 | Fold back load compartment well trim | ||
| 27 | Install rear bumper | AR88.20-P-2200LWG | |
| 28 | Fold down load compartment floor | ||
| Check | |||
| 29 | Perform function test on ball neck and on light signals at trailer socket | ||
| AN31.10-P-0008-01LWG |
TRAILER COUPLING MECHANISM
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA31.11-P-1001-01M | Bolt, trailer hitch to longitudinal member reinforcement (short) | M12 | Nm | 120 |
TRAILER COUPLING MECHANISM
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA31.11-P-1002-01M | Longitudinal member reinforcement for trailer hitch (short) to body | Nut M12 | Nm | 120 |
| Bolt M12 | Nm | 125 | ||
TRAILER COUPLING MECHANISM
| Number | Designation | Model 253 | ||
|---|---|---|---|---|
| BA31.11-P-1003-01M | Bolt, longitudinal member reinforcement for trailer hitch (long) to body | M10 | Nm | 70 |