WenmarOpen by Wenmar Pro

Service bulletin K0B_Tunda Tacoma

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 id10161530
Published by NHTSA2019-06-24
Manufacturer's numberK0B_Tunda Tacoma
Manufacturer's date2019-05-29
NHTSA componentFORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; BACK OVER PREVENTION

NHTSA's summary

Job Aid: JOB AID FOR SPECIAL SERVICE CAMPAIGN K0B MILLIMETER WAVE RADAR SENSOR CERTAIN: 2018 ? 2019 TACOMA 2018 ? 2019 TUNDRA. Update 5/29/2019: Modified Vehicle Labels are now available (p. 40)

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

Driver assistance, Adaptive cruise control, Backup camera

Vehicles listed
TOYOTA TACOMA2018, 2019
TOYOTA TUNDRA2018, 2019

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

Other bulletins for the same vehicles and component
T-SB-0045-232023-08-28. Service bulletin. TSB: Some 2019 ? 2023 model year Tacoma Double Cab vehicles may exhibit a whine noise from the rear of the vehicle. This condition may occur while driving around 50 mph (80 kph) at constant speed, slight acceleration, or slight deceleration. This condition may be caused by rear differential vibration transferring through the chassis and body
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
T-SB-0098-20 Rev2021-04-19. Service bulletin. TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine may exhibit a chirp noise from the main accessory drive belt. Follow the Repair Procedure in this bulletin to address this condition.
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.
T-TT-0636-202021-02-16. 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.
T-SB-0001-202020-02-24. Service bulletin. TSB: Some 2019 model year Tacoma vehicles may exhibit a Blind Spot Monitor System warning message with any of the following Diagnostic Trouble Codes (DTCs) present. ? C1AC1 ? Master Module Horizontal Axis Misalignment ? C1AC2 ? Slave Module Horizontal Axis Misalignment. Follow the Repair Procedure in this bulletin to address this condition.
K0B_Tunda Tacoma2019-06-24. Service bulletin. Technical Instructions: TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN K0B MILLIMETER WAVE RADAR SENSOR CERTAIN: 2018 ? 2019 TACOMA 2018 ? 2019 TUNDRA
K0B_Tunda Tacoma2019-06-24. Service bulletin. J0b Aid: JOB AID FOR SPECIAL SERVICE CAMPAIGN K0B MILLIMETER WAVE RADAR SENSOR CERTAIN: 2018 ? 2019 TACOMA 2018 ? 2019 TUNDRA
T-SB-0011-182018-04-02. Service bulletin. TSB: Some 2016 ? 2018 model year Tacoma 4WD vehicles may exhibit a cyclical groaning or grinding noise coming from the front differential in 2WD that is not present during 4WD operation. Follow the Repair Procedure in this bulletin to address this condition. APPLICABLE WARRANTY ? This repair is covered under the Toyota Powertrain Warranty. This warranty is in effect for 60 months or 60,000 miles, whichever occurs first, from the vehicle?s in-service date. ? Warranty application is limited to occurrence of the specified condition described in this bulletin.