Diagnostic trouble code · Volkswagen
P0442 on Volkswagen vehicles A small leak in the evaporative emissions system
P0442 is named on 46 Volkswagen model years (2018–2026): 1,581 manufacturer filings and 0 owner reports in NHTSA’s files, across Atlas, Tiguan, Taos, Jetta, ID.4 and 3 more.
Powertrain 46 model years 1,581 manufacturer filings
Which Volkswagen model years name P0442
Source: NHTSA manufacturer communications and complaintsA model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.
Not specified 469 Equipment 251 Engine 227 Electrical System 69
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Volkswagen filings that name P0442
Source: NHTSA manufacturer communicationsBulletins and campaigns Volkswagen filed with NHTSA whose summary names P0442. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- VIN4APIN20220621 Service bulletin2022-06-21 · Structure
- Customer states rattle noise from the underbody heat shields Any thermostat related concerns (faults, leaks, etc.) Customer states MIL-on, fault P0442 and/or P0456 stored in ECM memory Customer states blind spot monitoring error in MFI Customer states blower stays on Customer states airbag light on Customer states KESSY door lock/unlock inoperative Customer states cannot set seat memory Cu
- VIN4APIN20220706 Service bulletin2022-07-06 · Engine And Engine Cooling — Engine — Engine Control Module (Ecu/Ecm) — Software
- Customer states rattle noise from the underbody heat shields Any thermostat related concerns (faults, leaks, etc.) Customer states MIL-on, fault P0442 and/or P0456 stored in ECM memory Customer states blind spot monitoring error in MFI Customer states blower stays on Customer states airbag light on Customer states KESSY door lock/unlock inoperative Customer states AC inoperative Customer s
- VIN4APIN20220707 Service bulletin2022-07-07 · Equipment
- Customer states rattle noise from the underbody heat shields Any thermostat related concerns (faults, leaks, etc.) Customer states MIL-on, fault P0442 and/or P0456 stored in ECM memory Customer states blind spot monitoring error in MFI Customer states blower stays on Customer states airbag light on Customer states KESSY door lock/unlock inoperative Customer states AC inoperative Customer s
- VIN4APIN20221017 Service bulletin2022-10-17 · Equipment — Other — Owners/Service/Other Manual
- Customer states rattle noise from the underbody heat shields Customer states MIL-on, fault P0442 and/or P0456 stored in ECM memory Customer states rattle noise under vehicle Customer states MIL-on, fault P0463 stored in ECM memory Customer states noise from the front end Customer states blind spot monitoring error in MFI Customer states MIL-on/Airbag light, fault U019900 and/or B101715 store
- VIN4APIN20221025 Service bulletin2022-10-25 · Seats
- Customer states rattle noise from the underbody heat shields Customer states MIL-on, fault P0442 and/or P0456 stored in ECM memory Customer states rattle noise under vehicle Customer states MIL-on, fault P0463 stored in ECM memory Customer states blind spot monitoring error in MFI Customer states MIL-on/Airbag light, fault U019900 and/or B101715 stored in ECM/Airbag memory Customer states ai
- VIN4APIN20221031 Service bulletin2022-10-31 · Latches/Locks/Linkages — Doors — Lock
- Customer states rattle noise from the underbody heat shields Customer states MIL-on, fault P0456 and/or P0442 stored in ECM memory Customer states blind spot monitoring error in MFI Customer states MIL-on/Airbag light, fault U019900 and/or B101715 stored in ECM/Airbag memory Customer states airbag light on Customer states KESSY door lock/unlock inoperative "Customer states there is a visual
- VIN4APIN20231207 Service bulletin2023-12-07 · Unknown Or Other
- Customer states rattle from below the vehicle Customer states MIL-on, P0442 stored in ECM memory Customer states Mill-on, P0462 and/or P0463 stored in ECM memory Customer states MIL-on, P0442 stored in ECM memory Customer states noise while driving Customer states seat memory is inoperative Customer states driver's seat creaking or squeaking while driving or when getting in and out of vehicl
- VIN4APIN20240102 Service bulletin2024-01-02 · Electrical System — Ignition — Anti-Theft — Immobilizer/Proximity — Key/Sender
- Customer states rattle from below the vehicle Customer states MIL-on, P0442 stored in ECM memory Customer states Mill-on, P0462 and/or P0463 stored in ECM memory Customer states MIL-on, P0442 stored in ECM memory Customer states noise while driving Customer states seat memory is inoperative Customer states driver's seat creaking or squeaking while driving or when getting in and out of vehicl
- VIN4APIN20240104 Service bulletin2024-01-04 · Seat Belts
- Customer states rattle from below the vehicle Customer states MIL-on, P0442 stored in ECM memory Customer states Mill-on, P0462 and/or P0463 stored in ECM memory Customer states MIL-on, P0442 stored in ECM memory Customer states seat memory is inoperative Customer states driverâs seat creaking or squeaking while driving or when getting in and out of vehicle Customer states key FOB lock/
- VIN4APIN20221122 Service bulletin2022-11-22 · Engine And Engine Cooling
- Customer states rattle noise from the underbody heat shields Customer states MIL-on, fault P0456 and/or P0442 stored in ECM memory Customer states noise from the front end (usually right side) Customer states MIL-on/Airbag light, fault U019900 and/or B101715 stored in ECM/Airbag memory Customer states airbag light on Customer states KESSY door lock/unlock inoperative "Customer states there i
- VIN4APIN20200527 Service bulletin2020-05-27 · Equipment — Other — Owners/Service/Other Manual
- Customer states MIL-on with P0496 Customer states MIL-on with P2440 Customer states MIL-on with U0284 Customer states MIL-on with P02CC, P02CE, P02D0, P02D2, P02D4, and P02D6 P02D7 Customer states oil leak from the engine Customer states MIL-on with P0442 Customer states MIL-on, HPFP mounting bolts loose/broken No crank, no start Customer states both headlights are cracked
- VIN4APIN20200608 Service bulletin2020-06-08 · Engine And Engine Cooling — Engine — Gasoline
- Customer states MIL-on with P0496 Customer states MIL-on with P2440 Customer states MIL-on with U0284 Customer states MIL-on with P02CC, P02CE, P02D0, P02D2, P02D4, and P02D6 P02D7 Customer states oil leak from the engine Customer states MIL-on with P0442 Customer states MIL-on, HPFP mounting bolts loose/broken No crank, no start Customer states both headlights are cracked Customer states
What P0442 means
Source: SAE J2012 / OBD-IIA small leak in the evaporative emissions system.
A stored code names the test that failed, never the part that caused it. The record above is what Volkswagen and its owners have filed about it; the code’s page across every make has the whole file.
From here
Common questions
Source: NHTSA files and the OBD-II standardIs P0442 a known problem on Volkswagen vehicles?
It is a documented one: NHTSA's files hold 1,581 manufacturer filings and 0 owner reports naming P0442 on 46 Volkswagen model years (2018–2026). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.
Which Volkswagen models does P0442 appear on most?
2022 Atlas (158 documents), 2023 Atlas (134 documents), 2022 Tiguan (92 documents).
Does P0442 on a Volkswagen mean it is recalled?
No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.