P0456 on the 2022 Volkswagen Tiguan
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| VIN4APIN20251120 | 2025-12-05. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states MIL-on, fault P2080 present; Customer states MIL-on; Customer states various error messages on the cluster; Customer states dynamic road sign assist error messages on instrument cluster and center display; Customer states A/C Inop, no cooling; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
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| VIN4APIN20251112 | 2025-12-05. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states MIL-on, fault P2080 present; Customer states MIL-on; Customer states various error messages on the cluster; Customer states A/C Inop, no cooling; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20251027 | 2025-11-10. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states MIL-on; Customer states various error messages on the cluster; Customer states A/C Inop, no cooling; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20251020 | 2025-11-10. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states MIL-on; Coolant leak from the cylinder head gasket, low coolant level, visible coolant leak, coolant warning message in instrument cluster; Customer states Electrical System Error Message, U04A1 [42304], U04A5 [42336], and/or U04A9 [42444] stored in DA:008C; Customer states various error messages on the cluster; Customer states A/C Inop, no cooling; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20251008 | 2025-11-10. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states MIL-on; Coolant leak from the cylinder head gasket, low coolant level, visible coolant leak, coolant warning message in instrument cluster; Customer states Electrical System Error Message, U04A1 [42304], U04A5 [42336], and/or U04A9 [42444] stored in DA:008C; Customer states various error messages on the cluster; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20251001 | 2025-11-10. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states Electrical System Error Message, U04A1 [42304], U04A5 [42336], and/or U04A9 [42444] stored in DA:008C; Customer states various error messages on the cluster; Customer states wind noise and or water ingress; Customer states front brake noise/premature uneven pad wear; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20250910 | 2025-10-03. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states Electrical System Error Message, U04A1 [42304], U04A5 [42336], and/or U04A9 [42444] stored in DA:008C; Customer states wind noise and or water ingress; Customer states there is a noise coming from the front strut arae; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20250818 | 2025-09-04. Other. Oil leak from Cylinder Head Cover; Customer states MIL-on, P0456, P0442, or P04F0 stored in ECM memory; Customer states Electrical System Error Message, U04A1 [42304], U04A5 [42336], and/or U04A9 [42444] stored in DA:008C; Customer states wind noise and or water ingress; Customer states middle row seat rattles; Customer states there is a noise coming from the front strut arae; Customer states there is a noise coming from the front strut arae; Customer states there is a leak from the front of the vehicle; Customer states there is a noise from the front of the vehicle |
| VIN4APIN20230824 | 2023-09-01. Service bulletin. Customer states MIL-on, P2421 stored in ECM memory Customer states MIL-on, P2402 stored in ECM memory Customer states rattle from below the vehicle Customer states MIL-on, fault P04F0 stored in ECM memory Customer states MIL-on, fault P0456 and/or P0442 stored in ECM memory Customer states sun visor is loose/broken Customer states seat memory is inoperative Customer states key FOB lock/unlock functions do not work via button press (not KESSY) Customer states seat memory is inoperative Customer states seat belt won't retract |
| VIN4APIN20230822 | 2023-09-01. Service bulletin. Customer states MIL-on, P0442 stored in ECM memory Customer states rattle from below the vehicle Customer states MIL-on, fault P04F0 stored in ECM memory Customer states MIL-on, fault P0456 and/or P0442 stored in ECM memory Customer states sun visor is loose/broken Customer states seat memory is inoperative Customer states key FOB lock/unlock functions do not work via button press (not KESSY) Customer states seat memory is inoperative Customer states seat belt won't retract |
61 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.