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ISV5.0 / Light duty

Cummins ISV5.0 (5.0L V8 Turbo Diesel)

A 5.0-liter V8 turbo diesel, best known from the 2016–2019 Nissan Titan XD.

Layout
V8, 32 valves, DOHC
Displacement
5.0 L
Fuel system
Bosch high-pressure common rail
Turbo
Holset two-stage
Titan XD rating
310 hp / 555 lb‑ft
Emissions
DPF + SCR (DEF)

01Verified specs

Each row is confirmed in the cited sources. Where they disagree, or only one source has it, the row says so.

ConfigurationV8, turbo diesel[1,4]Diesel Hub gives the bank angle as 90°.
Displacement5.0 L[1,2,4]
Bore x stroke94 x 90 mm (3.70 x 3.54 in)[1,2,4]
Compression ratio16.3:1[1,2,4]
ValvetrainDOHC, 32 valves[1,2]
Block / headsCompacted graphite iron (CGI) block, aluminum-alloy heads[1,3,4]
Fuel systemBosch high-pressure common rail[1,4]
TurbochargerHolset M2 two-stage[1,2]
Maximum engine speed4,200 rpm[1,2]
Emissions hardwareDiesel particulate filter and SCR with DEF[1,4]Diesel Hub also lists cooled EGR; Nissan's press kit names only the DPF and SCR.
Transmission (Titan XD)Aisin A466ND 6-speed automatic[1,2]

02Ratings & ranges

Bus and motorhome builders published their own ratings for the ISV5.0. We list only the Titan XD figure, which three sources agree on.

WhenEngine / applicationPowerTorqueSrc
2016–2019Nissan Titan XD310 @ 3,200 rpm hp555 @ 1,600 rpm lb-ft[1,2,4]

03Where you'll find it

Makes and models we could tie to this engine family through the vehicle maker's own literature and/or NHTSA recall filings. "Years documented" means the years those sources cover. It isn't a complete production span, and not every vehicle of that model has this engine.

VehicleTypeYears documentedEngineSrc
Nissan Titan XDPickup2016–2019ISV5.0[1,5,6,4]
Nissan said Titan XD diesel production would end in December 2019; the 2020 Titan XD was gasoline only.
Blue Bird Vision (Type C)School bus2017–2019 in NHTSA recordsISV5.0[7,16]
Blue Bird announced it in November 2015 for a summer 2016 launch.
Tiffin Allegro BreezeMotorhome2017 brochureISV5.0[8,14]
Tiffin describes it as a joint Tiffin-Cummins development for the Breeze chassis. The Cummins recall names Breeze motorhomes but gives no model years.

See every family side by side on the By vehicle page.

04Emissions eras (EGR, DPF, SCR)

Era dates are Cummins' on-highway emissions steps in North America. A given truck or bus can carry an engine built to the previous standard for a while after a change, so go by the engine dataplate, not just the model year.

  1. 2016–2019

    Built from the start with a diesel particulate filter and SCR (diesel exhaust fluid). There was no pre-DPF version of this engine in North America.[1,4]

05Common issues, in plain English

Patterns documented by the sources below, not a prediction for any one engine. Diagnose before buying parts and follow the engine and vehicle makers' service information.

CP4 fuel pump lawsuit (allegations, not findings)

Applies to 2016–2019 Nissan Titan XD diesel

A class action filed in March 2023 in the U.S. District Court for the Middle District of Tennessee claims the Bosch CP4 high-pressure fuel pump on these trucks can wear internally and send metal debris through the fuel system, leading to sudden engine failure and expensive repairs. Cummins is named as a defendant alongside Nissan.

These are claims made by plaintiffs. We found no NHTSA safety recall for the fuel pump on the Titan XD. If you own one, keep fuel-system service records and check the case page for updates.

What to watch for

  • Fuel-system repair history on a used truck.
  • Any NHTSA recall or manufacturer notice added after our October 2026 review.

Sources [9,10,11]

Limited long-term track record

Applies to All ISV5.0 applications

The engine ran in pickups for only four model years and in small numbers in buses and motorhomes. We found far less independent long-term reliability reporting than for the B-series, so we don't list failure patterns we can't back up. The recalls below are the documented safety issues.

Sources [5,4]

06Recalls & how to look them up

1. Search the vehicle. Enter the 17-character VIN at nhtsa.gov/recalls. That finds recalls filed by the vehicle maker (the truck, bus or chassis builder), such as Freightliner, Blue Bird or Nissan.[17]

2. Search the engine. Recalls Cummins files against its engines are equipment recalls. Their campaign numbers contain an "E" (for example 18E-081) and they follow the engine serial number (ESN), so they may not show up in a VIN search. On the same NHTSA page, search equipment/manufacturer for Cummins, or open a campaign number directly, then compare its build dates and part numbers with your engine. For a definite answer, give the ESN from the engine dataplate to a Cummins-authorized service location.[12,18]

3. Bulletins. TSBs for medium- and heavy-duty vehicles appear on NHTSA as manufacturer communications when the maker files them; we don't copy their text. Year/make/model shortcuts: 2016 Nissan Titan 2019 Nissan Titan

Safety recalls we verified on NHTSA

Nissan files Titan XD recalls under the model name "TITAN" in NHTSA's data (searching "TITAN XD" returns nothing), so use the VIN search. The two "E" campaigns were filed by Cummins against the engine itself. Each one was confirmed in NHTSA's campaign records on 2026-10-19; summaries are in our own words. It's not a complete list for any vehicle.

  • 16V-847

    2016 Nissan Titan XD diesel built Aug 7, 2015 - Sep 1, 2016 · Fuel tank breather tube

    A temporary cap on the fuel tank breather tube may not have been removed at the plant, which could make the fuel gauge read wrong and let the truck run out of fuel. Dealers inspect the breather tube and replace the tank, sending unit or tube as needed.[13]

    Vehicle recall (filed by Nissan North America) · about 12,112 units

  • 17E-021

    ISV5.0 engines in Tiffin Breeze motorhomes · Fan support bearing

    The fan support bearing could fail and take fuel pump function with it, stalling the engine. Dealers replace the fan support and fan adapter.[14]

    Engine recall (filed by Cummins) · about 227 units

  • 18E-112

    ISV5.0 engines with certain air compressors · Air compressor belt

    The air compressor belt could slip, cutting compressor output and with it air-brake performance. The fix moves the refrigerant compressor to a new low-mount layout.[15]

    Engine recall (filed by Cummins) · about 381 units

  • 18V-892

    2017–2019 Blue Bird Vision school buses with ISV5.0 · Air compressor belt

    Bus-maker counterpart to 18E-112: a slipping compressor belt could reduce air output enough for the parking brake to apply on its own. Dealers fit a shorter belt.[16]

    Vehicle recall (filed by Blue Bird Body Company) · about 28 units

SRCSources

Accessed October 2026. Numbers in brackets throughout the page point here. Brand names are used descriptively.

  1. Nissan North America (nissannews.com) 2016 Nissan TITAN XD Press Kit (specifications)
  2. Nissan North America (nissannews.com) 2018 Nissan TITAN XD Press Kit (specifications)
  3. Nissan North America (nissannews.com) Cummins 5.0-liter turbo diesel debuts in the all-new 2016 Nissan TITAN XD
  4. Diesel Hub Nissan Titan 5.0 Cummins Engine Information
  5. Equipment World Nissan drops Cummins diesel in redesign of Titan XD for 2020 (Aug 2019)
  6. The Drive The Nissan Titan XD With Cummins Diesel Power Is Officially Dead
  7. Blue Bird Corporation Blue Bird Unveils Three All-New Powertrains for 2016 Introduction at NAPT Show (Nov 2015)
  8. Tiffin Motorhomes 2017 Allegro Breeze brochure (PDF)
  9. Hagens Berman (plaintiffs' law firm) CP4 Fuel Pump Defect - Nissan (case page)
  10. U.S. District Court, M.D. Tennessee (via govinfo.gov) Memorandum opinion on motions to dismiss, No. 3:23-cv-00261 (PDF)
  11. Carscoops Nissan Sued By Titan XD Owners Who Spent Thousands For Diesel Engine Repairs (Jul 2024)
  12. NHTSA NHTSA Recalls API, campaignNumber lookup (each campaign below queried 2026-10-19)
  13. NHTSA (filed by Nissan North America) Recall 16V-847 record: 2016 Nissan Titan XD diesel built Aug 7, 2015 - Sep 1, 2016
  14. NHTSA (filed by Cummins Inc.) Recall 17E-021 record: ISV5.0 engines in Tiffin Breeze motorhomes
  15. NHTSA (filed by Cummins Inc.) Recall 18E-112 record: ISV5.0 engines with certain air compressors
  16. NHTSA (filed by Blue Bird Body Company) Recall 18V-892 record: 2017-2019 Blue Bird Vision school buses with ISV5.0
  17. NHTSA Check for Recalls (VIN and year/make/model search)
  18. Cummins Inc. (QuickServe) Finding your engine serial number (ESN)