# Service bulletin 08\-093\-20

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: 10183073
- Published by NHTSA: 2020\-11\-30
- Manufacturer's number: 08\-093\-20
- Manufacturer's date: 2020\-10\-09
- NHTSA component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

## NHTSA's summary

Flash: Adaptive Cruise Control \(ACC\) Updates This bulletin involves reprogramming the ACC module with the latest software available. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\)U148A\-86 \- Implausible Data Received From Driver Assistance System Module \(DASM\) Signal Invalid. The customer may describe the following: Instrument Panel Cluster \(IPC\) disable icon switches on warnings for the Forward Collision Warning \(FCW\) informing the driver ?Heads\-up Warning Array \(HWA\) Unavailable Service Required?.The system starts working again automatically after a few seconds and/or up to 5 minutes.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183073-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183073-9999.pdf)

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

## Components

Driver assistance, Electrical system, Adaptive cruise control, Instrument cluster, Software

## Trouble codes named

U148A

## Vehicles listed

- 2020 ALFA ROMEO GIULIA
- 2020 ALFA ROMEO STELVIO

## Other bulletins for the same vehicles and component

- [S2408000056 REV.A](/bulletins/11012035.md), 2024-12-21, Service bulletin: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: WARNINGS. Forward Collision Warning \(FCW\), or Adaptive Cruise Control \(ACC\) Warning Lamps Illuminate on The Instrument Panel Cluster \(IPC\)
- [S2408000056](/bulletins/11001492.md), 2024-06-11, Service bulletin: ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: WARNINGS; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Forward Collision Warning \(FCW\), or Adaptive Cruise Control \(ACC\) Warning Lamps Illuminate on The Instrument Panel Cluster \(IPC\)
- [0824323](/bulletins/10248929.md), 2024-01-16, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. USB Software Update to 131.010.002 for RAN Radio The customer may describe the following: ? Wrong temperature information is displayed on the performance page. This bulletin involves inspecting the software level to see if the radio needs one or two USB flash drive\(s\) to update the radio software level to 131.010.002. CAUTION\! The repair procedure must be followed step by step. If the radio is not updated with the correct software level at the correct time the radio can be damaged or the updates won?t complete.
- [0100121](/bulletins/10220618.md), 2022-09-26, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE AND ENGINE COOLING. Oil Change Monitor Displaying Prematurely This bulletin involves resetting the oil life monitor and if necessary changing the engine oil and filter. The customer may experience the oil change light illuminated on the dash shortly after taking delivery of the vehicle within 6,437 Km \(4,000 miles\).
- [S2108000280](/bulletins/10204355.md), 2021-12-13, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; AIR BAGS; SUSPENSION. FCW Light Is On. DTC Revealed Misaligned DASM. Alignment Pins Not Properly Seated
- [S2008000010](/bulletins/10178642.md), 2020-08-24, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
- [S2008000017](/bulletins/10175467.md), 2020-05-26, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. ESS Unavailable In Areas 5,250 Feet \(1600 Meters\) Above Sea Level

JSON: [/v1/bulletins/10183073](/v1/bulletins/10183073)

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