Affected Component: ENGINE AND ENGINE COOLING

Date Published
APR 15, 2024
NHTSA TSB #
10253302
TSB Document
Summary
Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catalyst System Efficiency Below Threshold] stored. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to your attempting a repair of any kind.