# Service bulletin SMT\-TN\-166

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: 10192922
- Published by NHTSA: 2021\-05\-10
- Manufacturer's number: SMT\-TN\-166
- Manufacturer's date: 2016\-03\-01
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Crackshaft position sensor/ignition pickup, front brake hose p\-clip, headlight fixings, reed valve cover torque fixing, engine bar plugs, lower yoke wire guide, front fork oil level and volume, motorcycle assembly guide update\-backrest bar, rear bevel box parts kit, and pannier frame.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10192922-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10192922-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2000 to 2014 TRIUMPH BONNEVILLE
- 2015 TRIUMPH BONNEVILLE A3
- 2017 TRIUMPH BONNEVILLE T100 BLACK
- 2016 TRIUMPH BONNEVILLE T100 BLACK A3
- 2006 to 2014 TRIUMPH SCRAMBLER
- 2018 to 2019 TRIUMPH SCRAMBLER
- 2015 to 2017 TRIUMPH SCRAMBLER A2
- 2004 to 2014 TRIUMPH THRUXTON
- 2016 to 2019 TRIUMPH THRUXTON
- 2015 TRIUMPH THRUXTON A2
- 2020 TRIUMPH THRUXTON RS
- 1995 to 2003 TRIUMPH THUNDERBIRD
- 2010 TRIUMPH THUNDERBIRD
- 2012 to 2014 TRIUMPH THUNDERBIRD
- 2015 to 2017 TRIUMPH THUNDERBIRD LT ABS A1
- 2016 TRIUMPH TIGER 800 XRX LRH
- 2015 TRIUMPH TIGER EXPLORER SPOKE ABS
- 2013 to 2014 TRIUMPH TIGER EXPLORER XC
- 2017 TRIUMPH TIGER EXPLORER XC
- 2000 TRIUMPH TROPHY
- 2012 to 2014 TRIUMPH TROPHY
- 2012 to 2015 TRIUMPH TROPHY SE
- 2015 to 2017 TRIUMPH TROPHY SE A1

## Recalls for the same vehicles and component

- [20V150000](/recalls/nhtsa/20V150000.md), 2020-03-17: ENGINE; ELECTRICAL SYSTEM:WIRING; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
- [18V084000](/recalls/nhtsa/18V084000.md), 2018-01-31: ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:SOFTWARE
- [2014495](/recalls/tc/2014495.md), 2014-11-03: Engine
- [2014008](/recalls/tc/2014008.md), 2014-01-16: Engine
- [1999068](/recalls/tc/1999068.md), 1999-04-27: Engine
- [99V083000](/recalls/nhtsa/99V083000.md), 1999-04-15: ENGINE AND ENGINE COOLING:ENGINE

## Other bulletins for the same vehicles and component

- [SMTTB225](/bulletins/10231149.md), 2023-02-06, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Technical Bulletin 225 provides instructions that applies to Triumph Diagnostic Tool 2022\-07 Update \- ECM Status Report Feature \- Beta A, Triumph Diagnostic Tool 2022\-07 Update \- Introduction of New Headlight ECM Hardware, Triumph Diagnostic Tool 2022\-07 Update \- Calibrations Removed From Service.
- [SMT\-COM01](/bulletins/10221910.md), 2022-09-26, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Dealer notice reminding of the new California Prop 65 regulation.
- [SMTTB225](/bulletins/10221906.md), 2022-09-26, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Technical Bulletin 225 provides instructions that applies to Triumph Diagnostic Tool 2022\-07 Update \- ECM Status Report Feature \- Beta A, Triumph Diagnostic Tool 2022\-07 Update \- Introduction of New Headlight ECM Hardware, Triumph Diagnostic Tool 2022\-07 Update \- Calibrations Removed From Service.
- [SMT\-TN\-163](/bulletins/10192919.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. Mudgaurd alignment, sump, crankcase breather bolts, sump plug sealing washer, seat lock, drivebelt tension, reflector mounting o\-rings, water inlet cover bolt and water outlet cover bolt, bleeding the brakes, and front inner wheel, inner tube and valve.
- [SMT\-TN\-154](/bulletins/10192916.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. If a customer reports excessive top\-end engine noise on an engine fitted to the above models up to VIN 602960, the dealer is requested to replace the cylinder head with a new cylinder head and camshaft drive chain tensioner following the procedure listed below.
- [SMT\-TN\-153](/bulletins/10192915.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. If a Trophy or Trophy SE customer reports excessive top\-end engine noise \(a ticking and or knocking noise\) on an engine fitted to the above models up to VIN 602960, the dealer is requested to arrange the return of the motorcycle to Triumph Motorcycles to permit factory repairs. This will include either a modification to the existing cylinder head or replacement cylinder head and replacement camshaft drive chain tensioner.
- [SMT\-TN\-145](/bulletins/10192908.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. If a Tiger Explorer customer reports excessive top\-end engine noise \(a ticking and or knocking noise\) on an engine fitted to the above models up to VIN 602960, the dealer is requested to arrange the return of the motorcycle to Triumph Motorcycles to permit factory repairs. This will include either a modification to the existing cylinder head or replacement cylinder head and replacement camshaft drive chain tensioner.
- [SMT\-TN\-144](/bulletins/10192907.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING. If a customer reports excessive top\-end engine noise on an engine fitted to the above models up to VIN 602960, the dealer is requested to replace the cylinder head with a new cylinder head and camshaft drive chain tensioner following the procedure listed below.
- [SMT\-TN\-139](/bulletins/10192902.md), 2021-05-10, Service bulletin: EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\). A new sliding selector shaft and detent assembly has been introduced on the above models from engine number 563847. The new shaft is secured into the crankcase with E\-clips and is not retrofittable. When ordering replacement parts, always refer to EPC.
- [SMT\-TB201\-20DEC2](/bulletins/10170558.md), 2020-01-21, Service bulletin: POWER TRAIN; ENGINE; ELECTRICAL SYSTEM; STEERING; EQUIPMENT. Technical Bulletin 200 provides instructions that apply to Steering Lock and Keys, Neutral Position Adaption, Triumph Diagnostic Tool \- End of Support for Microsoft Windows 7®, Triumph Diagnostic Tool \- Internet Connection and Minimum eEquipment Requirement, Torque Change, Clutch Cable, Camshaft Frame Installation, Immobiliser Antenna Wire Routing.

JSON: [/v1/bulletins/10192922](/v1/bulletins/10192922)

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