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Service bulletin T-SB-0023-19

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10158573
Published by NHTSA2019-04-15
Manufacturer's numberT-SB-0023-19
Manufacturer's date2019-03-04
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

TSB: Some 2017 ? 2019 model year Tacoma vehicles with the BD20 differential (non-TRD) may exhibit a noise or vibration from the rear of the vehicle at low speeds or while braking. This condition may be caused by excessive clearance between the brake drum and axle drum flange. Follow the Repair Procedure in this bulletin to address this condition. SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0023-18. ? Applicability has been updated to include 2019 model year Tacoma vehicles. Service Bulletin No. T-SB-0023-18 is obsolete and any printed versions should be discarded.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes

Vehicles listed
TOYOTA TACOMA2017, 2018, 2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20187052018-12-13. Brakes
18V8880002018-12-13. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
20181552018-04-03. Brakes
18V2110002018-04-03. SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
23TE052023-05-01. Service bulletin. DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. The settlement includes Toyota?s agreement to provide a Customer Support Program for certain 2015-2020 model year (MY) vehicles that were not previously involved in a Safety Recall or Special Service Campaign related to the low pressure fuel pump. The purpose of this Customer Support Program letter is to help clarify how to administer this coverage in accordance with the settlement.
23TE042023-05-01. Service bulletin. DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. The settlement includes Toyota?s agreement to provide a Customer Support Program for certain 2014-2020 model year (MY) vehicles originally equipped with low pressure fuel pumps repaired under Safety Recall 20TA02, Safety Recall 21TA03, Safety Recall 21TA05 or Special Service Campaign 21TC03. The purpose of this Customer Support Program letter is to help clarify how to administer this coverage in accordance with the settlement.
TSB0009232023-05-01. Service bulletin. TSB: Some 2014 ? 2020 model year Toyota vehicles may exhibit a hard start and/or MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?DTC P0171 and/or P0174 (System Too Lean Bank 1/Bank 2) ?DTC P0087 Fuel Rail / System Pressure ? Too Low Techstream data list analysis may reveal positive fuel trims including a no pressure condition verified by a manual fuel pressure gauge. Follow the Repair Procedure in this bulletin to address these conditions.
TSB004522Rev12022-10-17. Service bulletin. TSB: Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 01013E), Entune? Audio Plus (version 010156 or 01015C), or Entune? Premium Audio (versions 010171, 010170, or 01017D) may exhibit one or more of the following conditions: ?Head unit reboots at a specific location. ?Abnormal Destination Search app operation. ?Rebooting caused by no songs on the USB-connected iPhone. ?A one-time reboot after ignition is cycled to ACC-ON. ?Audio stays muted after the key is cycled. Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 010144), Entune? Audio Plus (version 01015E), Entune? Premium Audio (version 010182), or earlier may exhibit one or more of the following conditions: ?Head unit reboots intermittently. ?Home screen intermittently half blank after shifting out of reverse, if the driver uses reverse after using the maintenance reminder screen. ?Screen freezes during an incoming phone call. ?Incorrect time displays on the diagnostic menu. ?Radio station information does not match the radio station that is playing.?Abnormal playlist browsing operation. ?Mute stays enabled after key cycle. ??Search along my route? is inoperative. ?Traffic data scales improperly. ?Unit of measure is missing from distance to destination (showing ?11? instead of ?11mi/km?). ?Multi-information display (MID) compass does not match navigation screen when switching to North up. ?Navigation does not match MID when switching from miles to kilometers. ?Speed limit is blank on navigation screen. ?Go button on VR screen is inoperative. Some 2016 ? 2018 model year Toyota vehicles equipped with Entune? Audio (version 010145), Entune? Audio Plus (version 010161), Entune? Premium Audio (version 010189), or earlier may exhibit one of the following conditions: ?Map will not display after it has been reprogrammed from the map micro SD card. Updated system software is now
TTT0636202022-06-21. Service bulletin. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions
K0B-RL-0328192021-06-14. Service bulletin. Pre-collision system may automatically apply the brakes if the system detects a potential collision.
K0B-DP-0328192021-06-14. Service bulletin. Pre-collision system may automatically apply the brakes if the system detects a potential collision.
K0B-03281912021-06-14. Service bulletin. Pre-collision system may automatically apply the brakes if the system detects a potential collision.
K0B-0328192021-06-14. Service bulletin. Pre-collision system may automatically apply the brakes if the system detects a potential collision.
T-TT-0636-20 Rev2021-04-19. Service bulletin. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.