# Service bulletin TTT068422

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.

- Type: Service bulletin
- NHTSA id: 10214326
- Published by NHTSA: 2022\-06\-21
- Manufacturer's number: TTT068422
- Manufacturer's date: 2022\-03\-17
- NHTSA component: POWER TRAIN

## NHTSA's summary

TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214326-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214326-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline

## Trouble codes named

P17A0, P17A4

## Vehicles listed

- 2018 to 2022 TOYOTA TACOMA

## Recalls for the same vehicles and component

- [2024127](/recalls/tc/2024127.md), 2024-02-27: Powertrain
- [24V152000](/recalls/nhtsa/24V152000.md), 2024-02-27: POWER TRAIN:AXLE ASSEMBLY

## Other bulletins for the same vehicles and component

- [TSB011219](/bulletins/10244108.md), 2023-10-16, Service bulletin: POWER TRAIN; EQUIPMENT. TSB: Some 2005 ? 2023 model year Tacoma vehicles equipped with a manual transmission may exhibit a squeak or creak noise from the clutch pedal when it is depressed or released.
- [T\-SB\-0045\-23](/bulletins/10241402.md), 2023-08-28, Service bulletin: BACK OVER PREVENTION; SUSPENSION; POWER TRAIN. 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
- [TTT072023](/bulletins/10235239.md), 2023-05-01, Service bulletin: EQUIPMENT; POWER TRAIN. TT: Some 2020\-2023 Manual Transmission Tacoma vehicles may exhibit an abnormal clutch pedal creak/squeak sound during operation.
- [T\-TT\-0720\-23 Rev](/bulletins/10234311.md), 2023-04-17, Service bulletin: POWER TRAIN; EQUIPMENT. TT: Some 2020\-2023 Manual Transmission Tacoma vehicles may exhibit an abnormal clutch pedal creak/squeak sound during operation.
- [T\-SB\-0083\-22 Rev](/bulletins/10227921.md), 2022-12-19, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING. TSB: Some 2022 model year Tacoma vehicles may exhibit a coolant leak, coolant dripping onto the ground, or high engine coolant temperature. The coolant leak may occur from the rear of the engine and drip down the transmission bell housing. Upon further inspection, coolant may be leaking from the union between the Rear Water By\-Pass Joint and the No.1 Water Outlet Pipe \(see Figure 1\). Follow the Repair Procedure in this bulletin to address this condition.
- [T\-SB\-0124\-20 Rev](/bulletins/10227899.md), 2022-12-19, Service bulletin: POWER TRAIN; STEERING; SUSPENSION. TSB: Some 2016 ? 2023 model year Tacoma vehicles equipped with an automatic transmission \(6AT\) may exhibit a vibration under deceleration \(coasting or braking\) typically between 30 ? 10 mph. This vibration is felt in the seat, floorboard, and/or steering wheel. Follow the Repair Procedure in this bulletin to address this condition
- [T\-TT\-0705\-22 Rev](/bulletins/10224177.md), 2022-10-17, Service bulletin: POWER TRAIN. TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue with diagnosis and repair. Please save all parts and/or details and contact TAS on the next available workday.
- [T\-SB\-0083\-22](/bulletins/10224166.md), 2022-10-17, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN. TSB: Some 2022 model year Tacoma vehicles may exhibit a coolant leak, coolant dripping onto the ground, or high engine coolant temperature. The coolant leak may occur from the rear of the engine and drip down the transmission bell housing. Upon further inspection, coolant may be leaking from the union between the Rear Water By\-Pass Joint and the No.1 Water Outlet Pipe \(see Figure 1\). Follow the Repair Procedure in this bulletin to address this condition.
- [T\-TT\-0651\-21](/bulletins/10198138.md), 2021-06-21, Service bulletin: EQUIPMENT; POWER TRAIN. TT: This Tech Tip applies to Tacoma vehicles equipped with a BD20 rear differential ? Part Number: 41110\-04130. Some 2020\-2021 model year Tacoma customers may be concerned with a whine noise heard from the rear of the vehicle when driving at highways speeds \(40\+ MPH\) and applying light throttle or slowly decelerating.
- [T\-SB\-0043\-20 Rev](/bulletins/10188922.md), 2021-03-15, Service bulletin: POWER TRAIN. TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR\-FKS engine and a manual transmission may exhibit a MIL ON condition with Diagnostic Trouble Code \(DTC\) P211904 \(ECM/PCM Throttle Actuator ?A? Control Throttle Body Range/Performance System Internal Failure\) with vehicle entering limp mode. The Engine Control Module \(ECM\) \(SAE term: Powertrain Control Module/PCM\) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.

JSON: [/v1/bulletins/10214326](/v1/bulletins/10214326)

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