# Service bulletin 18\-028\-25

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.

- Type: Service bulletin
- NHTSA id: 11019436
- Published by NHTSA: 2025\-06\-10
- Manufacturer's number: 18\-028\-25
- Manufacturer's date: 2025\-06\-05
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: Powertrain Control Module, Engine Control Unit

## NHTSA's summary

"Check Engine Light Illuminated \- Erroneous Fault Codes Set Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician must find one or more of the following Diagnostic Trouble Codes \(DTC\)s have been set: ● P012C \- Turbocharger/Supercharger Inlet Air Pressure Sensor 1 Circuit Low. ● P012D \- Turbocharger/Supercharger Inlet Air Pressure Sensor 1 Circuit High. ● P006C\-MAP \- Turbocharger Inlet Air Pressure Correlation. "

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019436-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019436-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Trouble codes named

P006C, P012C, P012D

## Vehicles listed

- 2023 ALFA ROMEO TONALE
- 2025 ALFA ROMEO TONALE
- 2024 ALFA ROMEO TONALE PHEV
- 2021 to 2023 FIAT 500X
- 2021 to 2025 JEEP COMPASS
- 2021 to 2023 JEEP RENEGADE
- 2024 to 2025 JEEP RENEGADE

JSON: [/v1/bulletins/11019436](/v1/bulletins/11019436)

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