# Service bulletin LI80.20\-P\-075086

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: 10217161
- Published by NHTSA: 2022\-08\-04
- Manufacturer's number: LI80.20\-P\-075086
- Manufacturer's date: 2022\-07\-18
- NHTSA component: LATCHES/LOCKS/LINKAGES; ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

Complaint The vehicle sporadically may not unlock via the radio remote control or Keyless Go. The vehicle may require multiple start attempts before starting. The faults B1A7611 and U113E87 are stored in the electronic ignition lock N73 \(both faults must be present\). After bus idle, the problem is no longer present. Cause Software fault in electronic ignition lock N73. Remedy Update electronic ignition lock N73 to software A2069025508.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10217161-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10217161-9999.pdf)

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

## Components

Electrical system, Engine, Equipment and accessories, Latches and locks, Software

## Trouble codes named

B1A76, U113E

## Vehicles listed

- 2022 MERCEDES\-BENZ AMG EQS
- 2022 MERCEDES\-BENZ AMG EQS 53
- 2022 MERCEDES\-BENZ C 300
- 2022 MERCEDES\-BENZ EQS 450
- 2022 MERCEDES\-BENZ EQS 580
- 2022 MERCEDES\-BENZ S 500 4MATIC
- 2022 MERCEDES\-BENZ S 580 4MATIC
- 2022 MERCEDES\-MAYBACH S 580 4MATIC
- 2022 MERCEDES\-MAYBACH S 680 4MATIC

JSON: [/v1/bulletins/10217161](/v1/bulletins/10217161)

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