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Service Bulletin

 

20-034

 

 June 26, 2021 

Version 6 

2021 TLX: TQI and New Model Service Information  

Supersedes 20-034, dated May 14, 2021, to update the information highlighted in yellow. 

AFFECTED VEHICLES

 

Year 

Model 

Trim Level 

2021 

TLX (2WD, SH-AWD) 

Base 

Technology Package 

A-Spec 

Type-S 

Advance Package 

REVISION SUMMARY 

The procedure “Cancel Maintenance Mode” was added. 

INTRODUCTION

 

This bulletin covers the Total Quality Inspection (TQI) of the 2021 TLX. It includes these procedures: 

1.

Install the Backup Fuse

2.

Check the Battery

3.

Cancel Maintenance Mode

4.

Fuel the Vehicle

5.

Remove the Exterior Protective Coatings

6.

Remove the Interior Protective Coverings

7.

Install the Floor Mats

8.

Install the Body Plugs

9.

Install the Front Strakes

10. Install the Front License Plate Holder and Rear License Plate Hardware

11. Set the Tire Pressures, and Initiate the TPMS

12. Do the PCM Idle Learn Procedure

13. Do the CKP-Pattern Learn Procedure

14. Check the Power Seat Adjustments

15. Exit the Anti-Theft Mode

16. Check/Refresh the SirusXM® Radio Demo Service (Except Alaska and Hawaii)

17. Check the Instrument Panel Brightness Control

18. Check the Safety and Driver Assistance Indicators

19. Check the Wiper/Washer Operation

20. Check Wi-Fi Operation

© 

2021 American Honda Motor Co., Inc. — All Rights Reserved 

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CLIENT INFORMATION: 

The information in this bulletin is intended for use only by skilled technicians who have the proper tools, equipment, and 

training to correctly and safely maintain your vehicle. These procedures should not be attempted by “do-it-yourselfers,” and you should not assume 
this bulletin applies to your vehicle, or that your vehicle has the condition described. To determine whether this information applies, contact an 
authorized Acura automobile dealer. 

Summary of Contents for TLX 2021

Page 1: ...License Plate Hardware 11 Set the Tire Pressures and Initiate the TPMS 12 Do the PCM Idle Learn Procedure 13 Do the CKP Pattern Learn Procedure 14 Check the Power Seat Adjustments 15 Exit the Anti Th...

Page 2: ...aintenance journal Make sure you record the TQI on the appropriate pages of the checklist The TQI is not done until this bulletin and the checklist are both complete Note on the repair order any repai...

Page 3: ...g the ENGINE START STOP button while applying the brake pedal You must start the engine within 10 seconds of touching the remote to the button 1 Install the Backup Fuse To lower battery drain during v...

Page 4: ...select AGM Serious damage can result if you select FLOODED FLA Also make sure the negative battery lead is connected to the negative battery post The temperature probe is in the handle of the negativ...

Page 5: ...dal five times then release the brake pedal 3 Turn the ignition to OFF then wait 5 seconds 4 Turn the ignition switch to ON NOTE Make sure that there is no maintenance message illuminated in the MID I...

Page 6: ...it with mild soap or an Acura cleaning product such as Leather Vinyl Cleaner P N 08700 9214A or Carpet Spot Remover P N 08700 9215A Clean real wood surfaces with a mild detergent and a soft damp cloth...

Page 7: ...Raised to Full Height 8 Install the Body Plugs Install the body plugs as shown If they are not installed the vehicle could make a wind like noise that is hard to troubleshoot 9 Install the Front Strak...

Page 8: ...ealer storage leave the tire pressures at 40 psi until it is sold When the vehicle is moved to the sales lot or is sold adjust the tire pressures as follows NOTE You must do these steps exactly as wri...

Page 9: ...rt the engine with the transmission in Park and make sure all electrical items A C audio unit rear window defogger lights etc are turned off 2 Let the engine idle for 10 minutes with the throttle full...

Page 10: ...rols for lumbar adjustment are next to the seat back tilt adjustment on the bottom outer sides of the seat Check the side bolster adjustment if equipped Check the power thigh extension if equipped 15...

Page 11: ...see a full list of available channels at www siriusxm com While watching the display tune to several channels within the full channel lineup The dealer demo service is activated when you can tune to...

Page 12: ...cators When you first turn the ignition to ON these indicators should come on for a few seconds and then go off ACC Adaptive Cruise Control Collision Mitigation Braking System Forward Collision Warnin...

Page 13: ...heck Wi Fi Operation 1 Press the Home button then Settings Connections and Wi Fi 2 Make sure the vehicle is in Network mode If needed select Change Mode to switch to Network then select Save 3 Look fo...

Page 14: ...omplete an ECU key write procedure every time you replace certain ECUs See the online owner s manual for details 2 Radar Cover Removal The radar cover has two anti theft clips attached to it Be sure t...

Page 15: ...e and always use a micro fiber cloth to apply it Never use a rag or shop towel 4 FNC Brake Discs The 2021 TLX comes with FNC brake discs Never refinish these discs 5 Alternator Testing Since the batte...

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