# Service bulletin RR65522171

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: 10195179
- Published by NHTSA: 2021\-06\-07
- Manufacturer's number: RR65522171
- Manufacturer's date: 2021\-04\-01
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Check Control message \(ID 166\): Top up coolant The Check control message \(ID166\) appears despite correct coolant level. Coolant is visible in the expansion tank. The complaint occurs sporadically. The problem described here only concerns the High Temperature coolant circuit

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10195179-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10195179-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2018 to 2020 ROLLS\-ROYCE PHANTOM
- 2018 to 2020 ROLLS\-ROYCE WRAITH

## Other bulletins for the same vehicles and component

- [RRA12202207](/bulletins/10230743.md), 2023-01-30, Service bulletin: ENGINE AND ENGINE COOLING. A Rolls\-Royce Phantom \(RR11/12\), Ghost \(RR21/22\) and Cullinan \(RR31\) vehicles have been identified as having a potential issue concerning the 2 x coolant pipe connections at the cylinder head. The coolant pipe retaining clips \(jubilee clips\) may not have been fitted in the correct position, which could result in a coolant leak.
- [RR65562989](/bulletins/10203321.md), 2021-11-08, Service bulletin: ENGINE AND ENGINE COOLING. Complaints of deposits, crystalisation or emulsification in the coolant expansion tanks.
- [RR65547515](/bulletins/10201173.md), 2021-09-07, Service bulletin: ENGINE AND ENGINE COOLING. Engine MIL light is illuminated and fault 12BF08 Lambda probe, from meager to fat slow reaction.
- [RR65522171](/bulletins/10194324.md), 2021-05-24, Service bulletin: ENGINE AND ENGINE COOLING. Check Control message \(ID 166\): Top up coolant The Check control message \(ID166\) appears despite correct coolant level. Coolant is visible in the expansion tank. The complaint occurs sporadically. The problem described here only concerns the High Temperature coolant circuit
- [RR65391325](/bulletins/10190888.md), 2021-04-26, Service bulletin: ENGINE AND ENGINE COOLING. Rolls\-Royce Motor Cars have recently seen a few cases of defective sealing rings on injectors
- [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
- [RRA10202005](/bulletins/10182939.md), 2020-11-23, Service bulletin: ENGINE AND ENGINE COOLING. Supporting Evidence for Oil Leaks: In order for Rolls\-Royce Motor Cars to continuously improve product quality, visual evidence is now required to support all claims for repairs to components due to oil leakage concerns.
- [RR64605110](/bulletins/10182932.md), 2020-11-23, Service bulletin: ENGINE AND ENGINE COOLING. SoE \- Diagnosis guides and quality reporting: The vehicle has been brought to the workshop with a complaint relating to the SoE function.
- [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.
- [RR65480848](/bulletins/10179028.md), 2020-08-31, Service bulletin: ENGINE; ELECTRICAL SYSTEM. MIL light on/Engine management light on or/and engine running rough.

JSON: [/v1/bulletins/10195179](/v1/bulletins/10195179)

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