Acura MDX 2018–2024 — technical service bulletin
Bulletin B23-035 · NHTSA communication 10248978 · issued Jan 10, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2024
model years
10
vehicle entries
Official summary
Service Bulletin - The MIL comes on during vehicle operation due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks. This may result in setting DTC P0441 (Evaporative Emission (EVAP) System Purge Flow Malfunction).
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.