Dedicated Subsystem WorkbenchPlatform Gen: 2021–2026

2023 Aprilia Tuono 660 / Factory Fuse Box Diagram, Amperages & Relay Diagnostics

Complete fuse box location, blade fuse slot mappings, ISO color codes, blown fuse symptoms and dark current parasitic drain testing for 2023 Aprilia Tuono 660 / Factory.

Technical PassportOEM VERIFIED

Engine

659cc

Cooling

Liquid-Cooled

Final Drive

520 Chain

Engine Oil

2.70 L (2.85 US qt)

Spark Plug

NGK MR9DE-9

Front Tire

120/70 ZR17 (Pirelli Diablo Rosso Corsa II)

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Gen 2021–2026

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2021 through 2026.

Select Model Year:(Active: 2023)
6 Production Years (2021–2026)

2021 2022 2023 2024 2025 2026

Suggested Items3 Verified Workshop Consumables Available for this Job

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Official NHTSA Safety Recalls & Technical Bulletins

1 Active Campaign

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

The U.S. National Highway Traffic Safety Administration reports 1 safety recall campaign associated with this platform. Independent repair shops and riders should confirm that authorized dealership warranty remedies have been applied.

NHTSA #21V502000REMEDY UPDATEDENGINE AND ENGINE COOLING:ENGINE:CONNECTING ROD

Received: 06/28/2021▼

Defect Description

Piaggio Safety Recall PA2ZZQ2107: Connecting rod metallurgical fracture may cause catastrophic engine failure and oil leakage onto rear tire.

Safety Hazard / Consequence

Connecting rod breakage leads to engine seizure, loss of drive power, and potential fire hazard or crash.

Factory Remedy & Repair Action

Dealers will replace the engine, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact Aprilia customer service at 1-212-380-4400. Aprilia's number for this recall is PA2ZZQ2107.

Manufacturer Notes: Piaggio Campaign Number PA2ZZQ2107. Pinion screw 50 N·m, exhaust manifold 20 N·m, oil drain 25 N·m.

OEM Workshop Archives

Official Factory Service Bulletins & Field Updates

1 Documented Bulletin

Bulletin #PA2ZZQ2107Safety Recall 21V-502 / PA2ZZQ2107: RS 660 & Tuono 660 Connecting Rod Breakage -> Complete Crated Engine Replacement

Source: RCRIT-21V502-0825.pdf

Mandated Torques:Engine Pinion / Countershaft Sprocket Screw (B043047): 50 N·m (37 lb-ft) (Loctite 243)Exhaust Manifold Flange Nuts (4x M8): 20 N·m (14.7 lb-ft) (new gaskets 852090)Engine Oil Drain Plug (831393): 25 N·m (18.5 lb-ft) (new crush washer)Coolant Discharge / Drain Screw (847239): 12 N·m (106 in-lb)Front & Rear Engine Hanger Frame Bolts (M10): 50 N·m (37 lb-ft)

Consumable Specs:Castrol POWER1 ULTIMATE 4T 10W-50 Synthetic Motorcycle Engine Oil (2.70 L)Castrol Radicool / ENI Antifreeze Spezial OAT Organic Coolant (1.80 L)Loctite 243 Medium-Strength Threadlocker2x Exhaust Header Gaskets (852090)

Genuine Part Numbers:CM2966115 (Factory Crated Replacement 659cc Long-Block Engine)1L006293C (Engine Replacement Installation Hardware & Gasket Kit)B043047 (Countershaft Sprocket Retaining Screw M10x1.25)852090 (Exhaust Manifold Header Gasket)

Safety Recall 21V-502 / PA2ZZQ2107Noale 660 Twin Platform