How long does EUI injector repair take?

Turnaround time depends on injector type and parts availability. In most cases, testing and rebuild work is completed within a few business days. A confirmed timeframe is provided after bench testing.

Do you test EUI injectors before repairing them?

Yes. Every Electronic Unit Injector (EUI) is electronically and mechanically bench tested before any repair work begins to ensure accurate diagnosis and prevent unnecessary component replacement.

Can I courier my EUI injectors to your workshop?

Yes. We accept EUI injectors from workshops and fleet operators across New Zealand. Proper packaging is required to prevent transit damage. Contact us for shipping guidance.

Do you offer exchange EUI injectors?

Where available, we supply remanufactured or exchange EUI injectors to reduce downtime. Availability depends on engine platform and current stock.

What brands of EUI injectors do you service?

We service a wide range of diesel injection brands including Bosch, Cummins, CAT, Detroit, Volvo, Scania, Perkins, Delphi, Denso, Stanadyne and more.

How long does diesel pump repair take?

Turnaround time varies depending on pump type and parts availability. Most diesel pump testing and repairs are completed within a few business days once diagnosis is confirmed.

Do you diagnose diesel pumps before repairing them?

Yes. Every diesel pump undergoes bench testing and inspection before any repair work begins to accurately identify the fault and avoid unnecessary replacement.

Can I courier my diesel pump to your workshop?

Yes. We accept diesel pumps from workshops and fleet operators across New Zealand. Secure packaging is important to prevent damage during transit.

Do you offer exchange diesel pumps?

We provide exchange and remanufactured diesel pump options where available to help reduce downtime. Availability depends on pump model and stock.

What brands of diesel pumps do you service?

We service a wide range of diesel pump brands including Bosch, Denso, Delphi, CAT, Cummins, Zexel, Stanadyne and more.

Simms Diesel | Diesel Parts & Services

FEATURED PRODUCTS

11210-30110 Toyota Rocker Cover – Toyota Hilux

11210-30110

$210.00

Air Mass Sensor Ford/Mazda/Volvo (genuine) 8V2112B579AA

8V2112B579AA

$205.00

Toyota Hilux All-Weather Floor Mats 2015–2022 (Full Set)

SD-004

$155.00

Reverse Headlight Cleaner (Clean your headlights in less than 90 seconds) - Simms Diesel

90 Seconds Headlight Restoration Kit - Get Like-New Headlights With Nano-Bond Cleaning Formula

HLC

$27.00

$30.00

BK3Z8501H Ford Water Pump for RANGER/TRANSIT/EVEREST 2011- 2.2L

BK3Z8501H

$301.00

Aftermarket Turbocharger RHE62W MYEV Yanmar Marine 6LPA-STZP2

MYEV-AM

$3,300.00

6CP114553H1C Front Door Right Hand Electric Window Motor 6 Pins

6CP114553H1C

$125.00

engine Parts

WE0520304 EGR Cooler Suits Ford Ranger PJ PK (aftermarket)

WE0520304

$590.00

294200-0040 SUCTION CONTROL VALVE 1KD (LONG BODY)

294200-0040

$370.00

11210-30110 Toyota Rocker Cover – Toyota Hilux

11210-30110

$210.00

INJECTOR FITITNG KIT TOYOTA 1KD/2KD

095000-TIRK

$195.00

Fitting Kit to suit Injectors for Ford Ranger / Mazda BT50 2.5L & 3.0L WLAT, DPAT & WEAT Engines

IFKIT-WLAT/WEAT

$185.00

INJECTOR WASHER KIT NISSAN NAVARA YD25

WKYD25

$52.00

AB3Z21519A70BC Ford Ranger PX / PX MKII Overhead console/Sunglass Holder

AB3Z21519A70BC

$75.00

WHT004739 Audi Skoda Volkswagen – Injector Retaining Bolt (aftermarket)

WHT004739

$8.50

Air Mass Sensor Ford/Mazda/Volvo (genuine) 8V2112B579AA

8V2112B579AA

$205.00

294200-0360 SUCTION CONTROL VALVE (SHORT BODY) A6860EC09A

294200-0360

$235.00

SHOP BY CATEGORIES

TURBOS

INJECTORS

PUMPS

FILTERS

ACCESSORIES

DIESEL PARTS

FITTINGS

SOLENOIDS

HEATING & COOLING

Fan Blade Engine Radiator Cooling Fits Mazda BT-50/Ford Ranger 2.5/3.0L

WE01-15-141

$85.00

Radiator for 2.0L Ecoblue Bi-Turbo Everest UA Ranger PX MKIII 06/2018-06/2022

JB3Z8005C

$550.00

Radiator For Ford Ranger PX / Mazda BT-50 2.2L 3.2L Turbo Diesel 2011-On

EB3Z8005C

$350.00

Intercooler Fit For Ford Ranger PX3 Everest UA 2.0L Eco-Blue 2018-2022

JB3G6K775AC

$450.00

Intercooler For Mazda BT-50/Ford Ranger PJ PK 2.5L 3.0L Turbo Diesel 2006–2011

WL8513550

$495.00

Cooling System Water Hose For Ford Ranger PJ PK - Simms Diesel

Ford PJ PK FOR Ranger Diesel Top Upper Radiator Coolant Hose WE0115186A

WE0115186A

$28.00

Radiator Fan Clutch Ford Ranger PK PJ 2.5 3.0 / Mazda BT-50 (aftermarket)

WE0115150

$178.00

BK3Z8501H Ford Water Pump for RANGER/TRANSIT/EVEREST 2011- 2.2L

BK3Z8501H

$301.00

BK3Z8501J Water Pump for Ford Ranger/Everest/bt50 2011-ON 3.2l

BK3Z8501J

$249.00

MAZDA BT50/Ford Ranger Pk Pj Water Pump And Gasket Kit 2.5/3.0L

WL8115100D

$120.00

what we service

Built for diesel across industries - if it runs on diesel, we can likely help.

HEAVY TRUCKS &
FLEET VEHICLES

Downtime costs money. We provide
accurate diagnostics and dependable
diesel pump repairs to keep
commercial fleets operating without
unnecessary delays.

AGRICULTURAL MACHINERY

Built for peak season performance.
We service diesel systems in tractors,
harvesters and farm equipment to
maintain consistent fuel delivery
under load.

MARINE DIESEL
ENGINES

Reliable performance offshore and
inshore. We diagnose and repair
marine diesel injection systems for
dependable power on the water.

CONSTRUCTION &
HEAVY PLANT

Fuel systems built for high-load cycles.
We repair and calibrate diesel pumps in
excavators, loaders and plant
equipment with precision.

LIGHT COMMERCIAL & UTES

Built for reliability in everyday work vehicles. We service and repair diesel systems in utes, vans and light commercial fleets to ensure efficient performance, reduced downtime and consistent fuel delivery under load.

INDUSTRIAL & STATIONARY ENGINES

Engineered for continuous operation and heavy-duty demands. We diagnose, repair and calibrate diesel fuel systems in generators, pumps and stationary equipment to deliver reliable power and long-term efficiency.

OUR SERVICES

Diesel engine accessories and electronic components for fuel systems

Replacement diesel engine parts and fuel system components

Diesel fuel line fittings, connectors and adapters

Diesel fuel system solenoids and electronic control valves

Need Help With
A Part?

Fill out the form and our expert team will sort you out!

We usually reply within the same working day!

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WHAT OUR CUSTOMERS SAY

★★★★★ 4.9 rating from 52+ Google Reviews

Read Reviews

★★★★★

Great service and super fast shipping. Found the exact diesel injector I needed.

Mark H

★★★★★

Best diesel parts supplier I’ve used in NZ. Excellent communication.

James R

★★★★★

Ordered a turbo and it arrived next day. Quality parts and great pricing.

Steve K

★★★★★

Helpful team and genuine parts. Highly recommend Simms Diesel.

Daniel T

★★★★★

Great service and super fast shipping. Found the exact diesel injector I needed.

Mark H

★★★★★

Best diesel parts supplier I’ve used in NZ. Excellent communication.

James R

★★★★★

Ordered a turbo and it arrived next day. Quality parts and great pricing.

Steve K

★★★★★

Helpful team and genuine parts. Highly recommend Simms Diesel.

Daniel T

Fast Shipping

Low Prices

Wholesale Options

FEATURED PRODUCTS

11210-30110 Toyota Rocker Cover – Toyota Hilux

11210-30110

Air Mass Sensor Ford/Mazda/Volvo (genuine) 8V2112B579AA

8V2112B579AA

Toyota Hilux All-Weather Floor Mats 2015–2022 (Full Set)

SD-004

90 Seconds Headlight Restoration Kit - Get Like-New Headlights With Nano-Bond Cleaning Formula

HLC

BK3Z8501H Ford Water Pump for RANGER/TRANSIT/EVEREST 2011- 2.2L

BK3Z8501H

Aftermarket Turbocharger RHE62W MYEV Yanmar Marine 6LPA-STZP2

MYEV-AM

6CP114553H1C Front Door Right Hand Electric Window Motor 6 Pins

6CP114553H1C

engine Parts

WE0520304 EGR Cooler Suits Ford Ranger PJ PK (aftermarket)

WE0520304

294200-0040 SUCTION CONTROL VALVE 1KD (LONG BODY)

294200-0040

11210-30110 Toyota Rocker Cover – Toyota Hilux

11210-30110

INJECTOR FITITNG KIT TOYOTA 1KD/2KD

095000-TIRK

Fitting Kit to suit Injectors for Ford Ranger / Mazda BT50 2.5L & 3.0L WLAT, DPAT & WEAT Engines

IFKIT-WLAT/WEAT

INJECTOR WASHER KIT NISSAN NAVARA YD25

WKYD25

AB3Z21519A70BC Ford Ranger PX / PX MKII Overhead console/Sunglass Holder

AB3Z21519A70BC

WHT004739 Audi Skoda Volkswagen – Injector Retaining Bolt (aftermarket)

WHT004739

Air Mass Sensor Ford/Mazda/Volvo (genuine) 8V2112B579AA

8V2112B579AA

294200-0360 SUCTION CONTROL VALVE (SHORT BODY) A6860EC09A

294200-0360

SHOP BY CATEGORIES

HEATING & COOLING

Fan Blade Engine Radiator Cooling Fits Mazda BT-50/Ford Ranger 2.5/3.0L

WE01-15-141

Radiator for 2.0L Ecoblue Bi-Turbo Everest UA Ranger PX MKIII 06/2018-06/2022

JB3Z8005C

Radiator For Ford Ranger PX / Mazda BT-50 2.2L 3.2L Turbo Diesel 2011-On

EB3Z8005C

Intercooler Fit For Ford Ranger PX3 Everest UA 2.0L Eco-Blue 2018-2022

JB3G6K775AC

Intercooler For Mazda BT-50/Ford Ranger PJ PK 2.5L 3.0L Turbo Diesel 2006–2011

WL8513550

Ford PJ PK FOR Ranger Diesel Top Upper Radiator Coolant Hose WE0115186A

WE0115186A

Radiator Fan Clutch Ford Ranger PK PJ 2.5 3.0 / Mazda BT-50 (aftermarket)

WE0115150

BK3Z8501H Ford Water Pump for RANGER/TRANSIT/EVEREST 2011- 2.2L

BK3Z8501H

BK3Z8501J Water Pump for Ford Ranger/Everest/bt50 2011-ON 3.2l

BK3Z8501J

MAZDA BT50/Ford Ranger Pk Pj Water Pump And Gasket Kit 2.5/3.0L

WL8115100D

what we service

HEAVY TRUCKS &FLEET VEHICLES

AGRICULTURAL MACHINERY

MARINE DIESELENGINES

CONSTRUCTION &HEAVY PLANT

LIGHT COMMERCIAL & UTES

INDUSTRIAL & STATIONARY ENGINES

OUR SERVICES

Need Help With A Part?

Fill out the form and our expert team will sort you out!

WHAT OUR CUSTOMERS SAY

SERVICES

QUICK LINKS

CONTACT

HEAVY TRUCKS &
FLEET VEHICLES

MARINE DIESEL
ENGINES

CONSTRUCTION &
HEAVY PLANT

Need Help With
A Part?