# Service bulletin SB23\-J\-002

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: 10243649
- Published by NHTSA: 2023\-10\-06
- Manufacturer's number: SB23\-J\-002
- Manufacturer's date: 2023\-09\-05
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

GASOLINE ENGINE 6.0L. The vehicle’s Check Engine Malfunction Indicator Lamp \(MIL\) may illuminate with DTCs SPN 4240 FMI 10 \(O2 Sensor Slow Response Bank 1 Sensor 1\) and/or SPN 4241 FMI 10 \(O2 Sensor Slow Response Bank 2 Sensor 1\) set in the Engine Control Module \(ECM\). If either, or both, of the preceding DTCs are present, follow the service procedure provided in this bulletin to diagnose and repair the concern.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10243649-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10243649-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2022 ISUZU N\-SERIES

JSON: [/v1/bulletins/10243649](/v1/bulletins/10243649)

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