NHTSA ID Number: 10249482
Manufacturer Communication Number: LI46.10-P-077313
TSB/Document Date: 2024-02-01
Summary
The steering wheel generates grinding noises between the steering wheel and steering column switch module during steering maneuvers See example file in the attachments area: Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4 The plastic cover on the back of the steering wheel is not positioned correctly and may therefore rub against the steering column switch module Please use the following noise files for the damaged part analysis: 1. Grinding noise | pot. cause: steering wheel | see attachment: Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises. mp4 2. Creaking/cracking noise | pot. cause: steering column switch module | see attachment: MRSM-Schleifgeräusch_ SCCM-GrindingNoises.MOV If the noise is due to the steering column switch module, please use LI46.10-P-077314. Check for grinding areas on the steering wheel: Please check the covers on the rear for protrusion and, if necessary, remount. 1. Mask off openings on back of steering wheel with adhesive tape 1. Mark the back of the steering wheel with colored chalk (see Picture 1) 2. Mount steering wheel on steering column switch module and turn the steering wheel from left lock to right lock ten times. 3. The chalk will now have disappeared in the areas where there is rubbing (see Picture 2) Warning: Ensure that no cables and visible areas of the steering wheel are damaged. The abrasive excess material on the back of the steering wheel must be carefully removed with a Dremel tool. Tip: You will need to remove approx. 0.1 mm to 0.3 mm of material (example: Picture 3) Make sure that none of the ground-off material gets into the steering wheel. After removing the material, clean the entire back of the steering wheel with a 1% soap solution.
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
- 💝【Questions? We’re Here Anytime】MK808S is a...
- 🔥🔥🔥【2026 NEWLY RELEASED BI-DIRECTIONAL...
- 【28+ MOST POPULAR RESET SERVICE FOR 150 MAKES】Autel...
- 【ALL SYSTEM DIAGNOSTICS, FACTORY-LEVEL SCANNER】The...
- 【AUT0 SCAN & AUT0V1N, 10X FASTER】How much have you spent...
- 💯【Conta.ct us for Support Directly】If you met any...
- 🔥🔥🔥【2026 AUTEL FLAGSHIP MK900BT MK900-BT, NEW...
- 🚗【3000+ ACTIVE TESTS (50➡3000+), SAME AS MS...
- 🚗【40+ HOT SERVICES FOR 150 MAKES (28+➡40+)】Full...
- 🚗【OE ALL SYSTEM DIAGNOSE, AUTO SCAN 2.0: SCAN LICENSE...
This product presentation was made with AAWP plugin.
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: LI46.10-P-077313
Replacement Service Bulletin Number:
MFR Communication Date: 2024-01-24
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: STEERING
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
Noises In The Steering Wheel Area When Steering
Topic number
LI46.10-P-077313
Version
1
Function group
46.10 - Steering wheel, jacket tube, steering shaft, steering lock
Date
1/22/24
Validity
Vehicles as of production year 2019
Reason for change
Complaint
The steering wheel generates grinding noises between the steering wheel and steering column switch module during
steering maneuvers
See example file in the attachments area: Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4
Cause
The plastic cover on the back of the steering wheel is not positioned correctly and may therefore rub against the steering column switch module
Remedy
Please use the following noise files for the damaged part analysis:
1.
2.
Grinding noise | pot. cause: steering wheel | see attachment: Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4
Creaking/cracking noise | pot. cause: steering column switch module | see attachment: MRSM-Schleifgeräusch_SCCM-GrindingNoises.MOV
If the noise is due to the steering column switch module, please use LI46.10-P-077314.
Check for grinding areas on the steering wheel:
Please check the covers on the rear for protrusion and, if necessary, remount.
1. Mask off openings on back of steering wheel with adhesive tape
1. Mark the back of the steering wheel with colored chalk (see Picture 1)
2. Mount steering wheel on steering column switch module and turn the steering wheel from left lock to right lock ten
times.
3. The chalk will now have disappeared in the areas where there is rubbing (see Picture 2)
Warning: Ensure that no cables and visible areas of the steering wheel are damaged.
The abrasive excess material on the back of the steering wheel must be carefully removed with a Dremel tool.
Tip: You will need to remove approx. 0.1 mm to 0.3 mm of material (example: Picture 3)
Make sure that none of the ground-off material gets into the steering wheel.
After removing the material, clean the entire back of the steering wheel with a 1% soap solution.
NaN.NaN.NaN NaN:NaN:NaN
© Copyright Mercedes-Benz
AG
JKANTAR
Page 1 / 4
Do not blow off the steering wheel with compressed air.
Attachments
File
Description
Lenkradrückseite Kreide.jpg
Picture1: Steering wheel with chalk applied
Lenkradrückseite Kreide geschliffen.jpg
Picture2: Steering wheel with chalk rubbed off
NaN.NaN.NaN NaN:NaN:NaN
© Copyright Mercedes-Benz AG
JKANTAR
Page 2 / 4
Lenkrad abgeschliffen markiert.jpg
Picture3: Steering wheel with areas ground off
MRSM-Schleifgeräusch_SCCM-GrindingNoises.MOV
Noises caused by the steering column switch module
(MRSM/SCCM)
Lenkrad-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4
Noise caused by the steering wheel
Symptoms
NaN.NaN.NaN NaN:NaN:NaN
© Copyright Mercedes-Benz AG
JKANTAR
Page 3 / 4
Chassis/suspension > Steering system > Noises > Dragging/squealing
Chassis/suspension > Steering system > Steering wheel > Vibrates
Chassis/suspension > Steering system > Steering wheel > Pulses
Operation numbers/damage codes
Op. no.
Operation text
NaN.NaN.NaN NaN:NaN:NaN
© Copyright Mercedes-Benz AG
Time
Damage
code
Note
ZM
4624836
Steering wheel noise
JKANTAR
Page 4 / 4
- 【Great Ideal For Every Car Owner】Prefect choice for your father, husband, brother or boyfriend. EVERY CAR OWNER WILL NEED IT! Also, the lifetime update is provided for more vehicle coverage, bug fixes. SAVE AT LEAST $1000+ PER YEAR!Get LAUNCH CRP123 V2.0 car diagnostic scanner and give your lover a surprise!*R each us to Get the Extra Gifts :Protective Case Storage Bag.
- 【Newly Added 3 Reset Functions】CRP123 V2.0 obd2 scanner with upgrades it offers Throttle Adaptation,Oil Reset and SAS Reset functions for FREE now!! Optimize your engine performance with Throttle Adaptation, reset your oil life system with ease to save time and money on maintenance, and enhance your vehicle's handling and safety with SAS Reset.Covering more daily repairs,become the most cost-effective product in its price range,save your time and money!
- 【 Read & Clear/Reset Engine/ABS/SRS/Transmission Diagnostic Scan Tool 】LAUNCH CRP123 V2.0 OBD2 Scanner can test Engine, Transmission, ABS and Airbag four systems, also reads and resets code, displays data stream graphic, stores and playbacks dynamic data stream,helps to quick analysis and diagnosis.
- 【 Error Fault Code Reader】Except the full 10 modes OBD2 diagnostic functions like, retrieving I/M readiness, Freeze Frame Data, Read Dynamic Data stream and Vehicle Information, O2 Sensor Test, EVAP Test of Fuel Tank System (Mode 8) and Advanced On-board Monitoring (Mode 6), launch crp123 v2.0 obd2 scanner can not only reveal what error codes your car is producing, but also erase your vehicle’s check engine light after problem fixed, the DTC help and explanation also tell you the exact problem.
- 【 Live Data Graphing + Read/Record/Playback Data stream + Print diagnostic data 】Live Data Graphing,more intuitive to know your vehicle’s problem.4 inches Screen Screen ;Print Function:Print the diagnose result easily; with user manual and register & update tutorial video uploaded in the link by us,you can Look up it anytime by ONE-CLICK.
- [Newly Added in 2026: 7 Reset Functions] The 2026 new version of the OBD2 scanner diagnostic tool CRP123X V3.0 Elite has new special functions for F.REE: Throttle Ad.aptation, Oil/SAS/BMS/Brake Reset, D-P.F Re.generation and ABS Service. Before you visit a mechanic, launch obd2 Scanner CRP123X Elite can perform a more in-depth diagnosis of the car system and provide accurate data within minutes. What's more, the list of compatible models has been expanded. Upgrading frequency is regular, occurring monthly even weekly.
- 🔥[FCA AutoAuth + CAN FD & DoIP] As an upgraded version of the LAUNCH CRP123X/CRP129X, FOXWELL NT614, and ANCEL FX2000, The Newest LAUNCH CRP123X V3.0 auto diagnostic scanner supports the following new protocols: CAN-FD for 2020 and newer G.M and Chrysler
models, as well as DoIP for V.olvo, Land Rover/Jaguar, and B.MW F/G chassis. With integrated AutoAuth, you can diagnose 2018 and newer FCA cars equipped with S.GW. Note: CAN-FD and DoIP protocols require an additional obd2 cable. *Menus vary by make, model, and year of gasoline or diesel engine vehicle. Email us your VIN data. - 🔥[No extra software fee. Works on 90 vehicle brands.] Most OBD2 scanners work with vehicles manufactured after 2001. However, the LUNCH OBD2 scanner is compatible with OBDII-equipped vehicles built after 1996 and works with more than 90 vehicle brands. One-click lifetime updates over WIFI 2.4&5.0Ghz keep the car software current and ensure constant coverage additions, diagnose vehicles from 1996 to 2026 with a massive global database. Android 8.1 ensures lightning-fast boot-up and processing.
- [Accurate & Intuitive Multi System Diagnosis] Will you be confused about what happens when the warning light of transmission, ABS, and SRS Airbag check engine flashes? Launch obd2 scanner diagnostic tool CRP123X V3.0 to pinpoint the problem components for a faster diagnosis for your car instead of taking your car to the dealership. Generate vehicle health reports with one click and share them via email over Wi-Fi to help avoid blind maintenance. And will turn off the warning light for you after fixing the problem, make to know more about your cars and do your own repair.
- [Multiple Display of Live Data + DTC Code Definition Explanation] Launch car tools show real-time data of oil temp, pressure, transmission temp, engine speed, coolant temperature, you will know which car part is abnormal. Data can be shown in a single, multi- graph, and merge two graphs for analysis（or 4-in-1 merged waveform graph),you can save, share, print, or email the overall inspection report for easier analysis.🔥Code Search,DTC Library provide massive information. Inbuilt “Feedback” module provides customized repair suggestions from our certified professionals.
- 🔥【2026 TOP HARDWARE AND SOFTWARE UPGRADE，UPGRADED OF CRP919E】LAUNCH scanner CRP919EBT wireless obd2 scanner has upgraded TOP HARDWARE CONFIGURATION and ADD NEWEST FUNCTIONS. The more FASTER and SMARTER CRP919EBT with 🔥Bluetooths & USB 2-in-1 connect🔥Android 10.0 OS🔥2.0Ghz 4 core high efficiency processor 4GB RAM+64GB ROM large storage🔥6300mAh large battery, more stable and longer lasting diagnostics🔥VAG Guided🔥ECU Code🔥Bi-directional Control🔥35+ Resets🔥CANFD&DOIP🔥FCA AutoAuth🔥Full System Diagnostics🔥2 Yrs Update🔥Newly add BST360 battery tester & I-TPMS & VSP600 endoscope🔥23+ Languages. Provide an unparalleled diagnostic experience at an affordable price.
- 🚗【CAN FD & DOIP & FCA, SUPER PROTOCOL】LAUNCH X431 CRP919EBT is equipped with the DBSCAR VII Bluetooth connector supporting CANFD and DoIP. The CRP919EBT automotive diagnostic scanner supports CAN FD protocol (compatible with post-2020 GM vehicles). It also meets DoIP protocol requirements (adapter sold separately) for compatibility with BMW (E & F chassis) models from 2017 onward. Autoauth for FCA SGW supports FCA vehicles including Chrysler models from 2017 and later.
- ✔️【ADVANCED ECU CODE, ADAPTATION, CALIBRATION & INITIALIZATION】The LAUNCH X431 CRP919EBT automotive scanner delivers exceptional ECU code capabilities for customized vehicle setups. It provides dealer-level functionality to streamline maintenance and repairs, enabling ECU matching and learning for enhanced customization.
- 👍【BIDIRECTIONAL CONTROL, 4000+ ACTIVE TESTS】LAUNCH OBD2 scanner CRP919EBT features bi-directional control - the most demanded capability among mechanics. When headlights or windows malfunction, repairs can be costly. With CRP919EBT, execute ECU commands and assess repair status through systems including ABS, windows, valves, wipers, and headlights - streamlining diagnostics while slashing repair expenses.
- 🥇【35+ MOST POPULAR RESET SERVICE FOR 160 MAKES】Same as Snap-on scanners, CRP919EBT scan tool delivers 35+ reset functions for 160+ vehicle models, including: service oil reset, throttle adaptation, steering angle calibration, brake pad replacement code, tire pressure reset, ABS bleeding, battery registration, gear signal learning, and injector code, etc.
This product presentation was made with AAWP plugin.
Last update on 2026-05-12 / Affiliate links / Images from Amazon Product Advertising API