Delphi HM10040 left direct injection high pressure fuel pump for the 2007-2008 Audi Q7 V8 4.2L and other vehicles moves fuel at high pressure for a gasoline direct injection engine. Its design uses the latest-generation OE technology for GDi.
- Delivers fuel at high pressures that range from 2,000 to 2,800 PSI
- Mechanically driven, high-flow pump that builds rail pressure quickly for fast starts
- Delivers fuel directly into the engine combustion chamber for increased horsepower and fuel economy
Quick facts
- Part: Delphi HM10040 direct injection high pressure fuel pump
- Fits: 2007-2008 Audi Q7 V8 4.2L and other vehicles
- Position: Left
- Condition: New
A weak pump can show up as hard starting, hesitation or reduced power. Those signs alone do not prove the pump is at fault, since worn spark plugs are another common cause.
Fits
It also fits the 2007-2009 Audi A6 Quattro V8 4.2L and the 2007-2009 Audi A8 Quattro V8 4.2L, among other vehicles, and it meets OE specifications.
Specifications
Fit and size
- Position: Left
- Quantity per vehicle: 1
Build and materials
- Drive: mechanical
- Condition: New
In the box
One direct injection high pressure fuel pump and one instruction sheet. This listing is one pump for the left side, which takes one; the right side is a separate part.
Interchange: 079 127 025 AF · 079 127 025 C
CHM10040 · 2503086 · HFS853103 · HFS853103D · FI1505 · GDP612
This part cross-references / interchanges with the following part numbers:
079 127 025 AF, 079 127 025 C, CHM10040, 2503086, HFS853103, HFS853103D, FI1505, GDP612
Frequently Asked Questions
Will the Delphi HM10040 pump fit a 2007-2009 Audi A6 Quattro V8 4.2L?
Yes. Delphi HM10040 is a left pump listed for the 2007-2009 Audi A6 Quattro V8 4.2L. If your car is another model, look up its year and engine in the "Vehicles it fits" section.
Does the Delphi HM10040 fuel pump come with an instruction sheet?
Yes. The Delphi HM10040 package holds one direct injection high pressure fuel pump and an instruction sheet.
Is the Delphi direct injection high pressure fuel pump mechanically driven?
Yes. This pump is mechanically driven and high-flow, which lets rail pressure build up quickly for fast starts.
What fuel pressure can this left-position pump deliver?
It can deliver fuel at high pressures that range from 2,000 to 2,800 PSI.
How can I tell if my GDi high pressure fuel pump is weak?
Hard starting, hesitation or reduced power can be signs of a weak pump. A shop can test the fuel pressure, since that check needs the engine running.
