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Service bulletin KA-01138

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 id10180873
Published by NHTSA2020-10-07
Manufacturer's numberKA-01138
Manufacturer's date2018-06-21
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

Engine System Fault Warning Message– Fuel System Adaptions

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

Engine, Fuel system

Vehicles listed
MCLAREN 720S2018, 2019, 2020

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

Recalls for the same vehicles and component
20201832020-04-28. Fuel System
20V2310002020-04-23. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:MOUNTING; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

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
KA-01986 V22026-08-04. Other. M8 V8 Coolant Hose Drift
KA-017832026-07-06. Other. McLaren DMTL Test Diagnosis
KA-019862026-02-06. Other. V8 Coolant Hose Drift
KA-01783 v22025-12-05. Other. McLaren DMTL Test Diagnosis
KA-019412025-11-06. Other. A guide to aid in the identification of a missing core plug and repair method on V8 cylinder heads
KA-019372025-10-06. Other. Boost Control Diagnosis Guide
KA-019232025-09-05. Other. WCAC Inlet to Top Hose Clash
SCB 00 F 0012025-09-05. Service campaign. Pipe Protector and Clip Installation
KA-018902025-08-05. Other. Electric Wastegate Actuator Diagnosis and Adjustment
KA-017832024-10-01. Other. McLaren DMTL Test Diagnosis