# Service bulletin RRA12202103

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: 10206766
- Published by NHTSA: 2022\-01\-24
- Manufacturer's number: RRA12202103
- Manufacturer's date: 2021\-12\-06
- NHTSA component: SERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:BRAKING; EQUIPMENT

## NHTSA's summary

The affected vehicles have been identified as having a potential issue concerning the rear brake carrier fixings. It could be possible that during the rear axle assembly, the rear brake carriers were fitted with incorrect fixing \(T orx El4 instead of the correct El6\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10206766-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10206766-9999.pdf)

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

## Components

Brakes, Equipment and accessories

## Vehicles listed

- 2020 to 2021 ROLLS\-ROYCE DAWN

## Other bulletins for the same vehicles and component

- [RR65334268](/bulletins/10194322.md), 2021-05-24, Service bulletin: EXTERIOR LIGHTING; EQUIPMENT. Visible cracks or hazy areas present in the surface of the LED headlight lens
- [RR65503553](/bulletins/10184604.md), 2020-12-21, Service bulletin: ENGINE; EQUIPMENT; FUEL SYSTEM, GASOLINE. Information and instructions on carrying out a Cylinder Leakage Test on an N74 engine
- [RR64605110](/bulletins/10182633.md), 2020-11-16, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. SoE \- Diagnosis guides and quality reporting: The vehicle has been brought to the workshop with a complaint relating to the SoE function.
- [RRA09202008](/bulletins/10181245.md), 2020-10-19, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. An issue has been identified concerning the programming of all Ghost, Wraith and Dawn RR4/5/6 model variants with ISTA4.25 which includes vehicle software version F001\-20\-07\-521. An execution block has been implemented. When prompted by ISTA please program with alternative I\-Level vehicle software version F001\-20\-03\-540.
- [RR5370364](/bulletins/10179024.md), 2020-08-31, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN; EQUIPMENT. Transmission oil has collected on the automatic transmission or there is oil moisture/sweating in this area. There are traces of oil in the oil sump gasket area \(see attachment, Fig. 1\) or stains/dirty edges can be seen on the underbody panelling.

JSON: [/v1/bulletins/10206766](/v1/bulletins/10206766)

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