# Service bulletin 35526.1.8

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: 11032678
- Published by NHTSA: 2026\-05\-14
- Manufacturer's number: 35526.1.8
- Manufacturer's date: 2026\-04\-23
- NHTSA component: ENGINE

## NHTSA's summary

This is a Technical Journal: Text plus 2 PDFs and 1 .PNG Oil Consumption test. Perform the test. Follow service procedure\&\#13; Description and Service sections updated to clarify that vehicle reports are not required.\&\#13;

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032678-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032678-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2025 VOLVO EX40
- 2025 to 2026 VOLVO EX90
- 2000 to 2011 VOLVO S40
- 2012 VOLVO S40
- 2001 to 2009 VOLVO S60
- 2011 to 2022 VOLVO S60
- 2016 to 2018 VOLVO S60CC
- 2016 to 2018 VOLVO S60I
- 2022 to 2025 VOLVO S60MHEV
- 2019 to 2025 VOLVO S60PHEV
- 2000 to 2016 VOLVO S80
- 2017 to 2022 VOLVO S90
- 2022 to 2026 VOLVO S90MHEV
- 2018 to 2026 VOLVO S90PHEV
- 2005 to 2011 VOLVO V50
- 2012 VOLVO V50
- 2015 to 2022 VOLVO V60
- 2015 to 2022 VOLVO V60CC
- 2023 to 2026 VOLVO V60CCMHEV
- 2023 to 2026 VOLVO V60CCPHEV
- 2023 to 2025 VOLVO V60MHEV
- 2026 VOLVO V60MHEV
- 2019 to 2025 VOLVO V60PHEV
- 2026 VOLVO V60PHEV
- 2000 to 2010 VOLVO V70
- 2017 to 2021 VOLVO V90
- 2022 VOLVO V90
- 2017 to 2022 VOLVO V90CC
- 2022 to 2026 VOLVO V90CCMHEV
- 2019 to 2024 VOLVO XC40
- 2021 to 2026 VOLVO XC40BEV
- 2023 to 2026 VOLVO XC40MHEV
- 2010 to 2022 VOLVO XC60
- 2022 to 2026 VOLVO XC60MHEV
- 2018 to 2026 VOLVO XC60PHEV
- 2001 to 2003 VOLVO XC70
- 2004 to 2016 VOLVO XC70
- 2003 to 2014 VOLVO XC90
- 2015 VOLVO XC90
- 2016 to 2022 VOLVO XC90
- 2017 to 2018 VOLVO XC90E
- 2023 to 2026 VOLVO XC90MHEV
- 2016 to 2026 VOLVO XC90PHEV

## Recalls for the same vehicles and component

- [22V793000](/recalls/nhtsa/22V793000.md), 2022-10-20: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\)
- [21V881000](/recalls/nhtsa/21V881000.md), 2021-11-12: ENGINE; STRUCTURE:FRAME AND MEMBERS
- [2019188](/recalls/tc/2019188.md), 2019-04-18: Engine
- [19V308000](/recalls/nhtsa/19V308000.md), 2019-04-17: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
- [13V592000](/recalls/nhtsa/13V592000.md), 2013-11-22: ENGINE AND ENGINE COOLING:ENGINE
- [2010416](/recalls/tc/2010416.md), 2010-11-18: Engine
- [10V579000](/recalls/nhtsa/10V579000.md), 2010-11-17: ENGINE AND ENGINE COOLING
- [09V218000](/recalls/nhtsa/09V218000.md), 2009-06-12: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
- [2009179](/recalls/tc/2009179.md), 2009-06-10: Engine
- [08V206000](/recalls/nhtsa/08V206000.md), 2008-05-06: ENGINE AND ENGINE COOLING:ENGINE

## Other bulletins for the same vehicles and component

- [37083.8.1](/bulletins/11037971.md), 2026-10-05, Service bulletin: ENGINE. This is a Technical Journal: Text plus 1 MP4 \- Not possible to go to Drive mode after ERS start. Download software. Please follow the advice under "Service".
- [37316.5.0](/bulletins/11037958.md), 2026-10-05, Service bulletin: ENGINE. This is a Technical Journal: DTC ECM\-P06DE00 set, no symptoms. Do not replace any parts or perform additional fault tracing. This is a misdetection and a false positive \(a.k.a. "ghost code"\). The oil pump is actually working as intended
- [36923.9.1](/bulletins/11032675.md), 2026-05-14, Service bulletin: ENGINE. This is a Technical Journal: Text document plus 1 PDF attachment Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement \(see example as in attached picture TJ\_36923\_3\). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.\&\#13; Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ\_36923\_1.pdf.\&\#13; If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
- [37083.7.0](/bulletins/11032672.md), 2026-05-14, Service bulletin: ENGINE. This is a Technical Journal: Text plus 1 MP4 \- Not possible to go to Drive mode after ERS start. Download software. Please follow the advice under "Service".\&\#13;
- [37288.4.0](/bulletins/11029182.md), 2026-03-02, Service bulletin: ENGINE. This is a Technical Journal: MIL and DTCs ECM P012807/P01287A. In case of MIL and DTCs P012807 and P01287A set together, follow advice under "Service". A software solution was released in version 3.4.4
- [36923](/bulletins/11029181.md), 2026-03-02, Service bulletin: ENGINE. This is a Technical Journal: Text document plus 1 PDF attachment Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement \(see example as in attached picture TJ\_36923\_3\). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.\&\#13; Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ\_36923\_1.pdf.\&\#13; If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
- [37083](/bulletins/11029178.md), 2026-03-02, Service bulletin: ENGINE. This is a Technical Journal: Text plus 1 MP4 \- Not possible to go to Drive mode after ERS start. Download software.
- [37288.4.0](/bulletins/11029174.md), 2026-03-02, Service bulletin: ENGINE. This is a Technical Journal: MIL and DTCs ECM P012807/P01287A. In case of MIL and DTCs P012807 and P01287A set together, follow advice under "Service". A software solution was released in version 3.4.4
- [36923](/bulletins/11028392.md), 2026-02-05, Service bulletin: ENGINE. This is a Technical Journal: Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement \(see example as in attached picture TJ\_36923\_3\). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.\&\#13; Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ\_36923\_1.pdf.\&\#13; If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
- [37166](/bulletins/11027190.md), 2026-01-07, Service bulletin: ENGINE. This is a Technical Journal: Check engine light and DTC \- ECM P013926. Do not replace any parts. The hardware is usually not at fault. A new ECM \(Engine Control Module\) software has been released in version 4.2.13.

JSON: [/v1/bulletins/11032678](/v1/bulletins/11032678)

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