2003 Vauxhall Signum First generation (MK1) Engine Fastener Tightening Specifications
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Condition | Value |
---|
All Vauxhall gasoline straight-4 2.2 L Z 22 YH engines | 6.64 lbf⋅ft |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 29.5 lbf⋅ft |
All Vauxhall gasoline straight-4 1.8 L Z 18 XE engines | 25.81 lbf⋅ft |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 25.81 lbf⋅ft |
All other modifications | 36.88 lbf⋅ft |
Air-conditioning compressor bracket | 36.88 lbf⋅ft |
Exhaust recirculation pipe | 18.44 lbf⋅ft |
Replace sealing rings. |
Turbocharger oil feed line | 11.06 lbf⋅ft |
Replace sealing rings. |
First stage | 5.9 lbf⋅ft |
Replace screws. | |
Second stage | 30° |
Third stage | 15° |
All Vauxhall gasoline straight-4 2.2 L Z 22 YH engines | 6.64 lbf⋅ft |
First stage | 22.13 lbf⋅ft |
Replace screws. See figure 1. | |
Second stage | 90° |
Third stage | 60° |
Fourth stage | 15° |
Fifth stage | 25.81 lbf⋅ft |
Use screw-locking compound. |
All Vauxhall gasoline straight-4 2.2 L Z 22 YH engines | 6.64 lbf⋅ft |
First stage | 18.44 lbf⋅ft |
Replace screws. | |
Second stage | 50° |
Third stage | 50° |
Fourth stage | 10° |
First stage | 110.63 lbf⋅ft |
Use new screw. | |
Second stage | 45° |
Third stage | 15° |
All Vauxhall diesel V6 3.0 L Y 30 DT engines | 173.33 lbf⋅ft |
First stage | 70.07 lbf⋅ft |
Replace screws. | |
Second stage | 30° |
Third stage | 15° |
First stage | 73.76 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 75° |
Third stage | 15° |
First stage | 73.76 lbf⋅ft |
Replace screws. | |
Second stage | 75° |
Third stage | 15° |
First stage | 184.39 lbf⋅ft |
Use new screw. | |
Second stage | 45° |
Third stage | 15° |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 14.75 lbf⋅ft |
First stage | 33.19 lbf⋅ft |
Retap thread in holes and use new screws. | |
Second stage | 30° |
Third stage | 15° |
All Vauxhall diesel V6 3.0 L Y 30 DT engines | 106.95 lbf⋅ft |
Retap thread in holes and use new screws. |
First stage | 44.25 lbf⋅ft |
Retap thread in holes and use new screws. | |
Second stage | 30° |
Third stage | 15° |
First stage | 39.09 lbf⋅ft |
Clean the thread and use screw-locking compound. | |
Second stage | 25° |
First stage | 47.94 lbf⋅ft |
Retap thread in holes and use new screws. | |
Second stage | 30° |
Third stage | 15° |
First stage | 14.75 lbf⋅ft |
Replace screws. | |
Second stage | 70° |
Third stage | 15° |
M8 | 16.23 lbf⋅ft |
All Vauxhall diesel V6 3.0 L Y 30 DT engines | 36.88 lbf⋅ft |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 29.5 lbf⋅ft |
Inlet camshaft | 18.44 lbf⋅ft |
Outlet camshaft | 18.44 lbf⋅ft |
2.0 i Turbo with gasoline straight-4 2.0 L 173 HP at 5500 RPM, 265 N⋅m at 2500 RPM engine (2003.3–2008.10) | 7.38 lbf⋅ft |
All Vauxhall gasoline straight-4 2.0 L Z 20 NET engines | 7.38 lbf⋅ft |
First stage | 36.88 lbf⋅ft |
Replace screws. | |
Second stage | 60° |
Third stage | 15° |
First stage | 62.69 lbf⋅ft |
Replace screws. | |
Second stage | 30° |
Third stage | 15° |
All other modifications | 88.51 lbf⋅ft |
Replace screws. |
Chain tensioner | 55.32 lbf⋅ft |
All Vauxhall gasoline straight-4 2.0 L Z 20 NET engines | 7.38 lbf⋅ft |
First stage | 62.69 lbf⋅ft |
Second stage | 30° |
Third stage | 15° |
First stage | 36.88 lbf⋅ft |
Replace screws. | |
Second stage | 60° |
Third stage | 15° |
First stage | 62.69 lbf⋅ft |
Second stage | 30° |
Third stage | 15° |
First stage | 36.88 lbf⋅ft |
Replace screws. | |
Second stage | 60° |
Third stage | 15° |
All Vauxhall diesel V6 3.0 L Y 30 DT engines | 18.44 lbf⋅ft |
All Vauxhall gasoline straight-4 1.8 L Z 18 XE engines | 2.95 lbf⋅ft |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 5.9 lbf⋅ft |
M6 | 6.64 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
All Vauxhall diesel V6 3.0 L Y 30 DT engines | 31.72 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
All Vauxhall gasoline straight-4 2.2 L Z 22 YH engines | 18.44 lbf⋅ft |
Oil filter housing | 18.44 lbf⋅ft |
At the gearbox | 29.5 lbf⋅ft |
On the engine block | 16.96 lbf⋅ft |
All Vauxhall gasoline straight-4 1.8 L Z 18 XE engines | 5.9 lbf⋅ft |
All Vauxhall gasoline V6 3.2 L Z 32 SE engines | 5.9 lbf⋅ft |
All other modifications | 4.43 lbf⋅ft |
3.2 V6 with gasoline V6 3.2 L 208 HP engine (2003.5–2008.5) | 5.9 lbf⋅ft |
2.2 i with gasoline straight-4 2.2 L 153 HP engine (2003.5–2008.5) | 16.96 lbf⋅ft |
All Vauxhall gasoline straight-4 2.2 L Z 22 YH engines | 31.72 lbf⋅ft |
First stage | 29.5 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
M12 | 47.2 lbf⋅ft |
Replace screws. |
All other modifications | 36.88 lbf⋅ft |
Nuts on the chassis | 40.57 lbf⋅ft |
Replace screws. | |
Screws on the chassis | 40.57 lbf⋅ft |
Replace screws. | |
Screws on the engine bracket | 40.57 lbf⋅ft |
Replace screws. |
Clamps | 47.2 lbf⋅ft |
Catalytic converter bracket | 18.44 lbf⋅ft |
First stage | 8.85 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 8.85 lbf⋅ft |
Front | 14.75 lbf⋅ft |
2.2 i with gasoline straight-4 2.2 L 153 HP engine (2003.5–2008.5) | 18.44 lbf⋅ft |
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 Vauxhall Signum user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and Vauxhall warranty policy for your region. In some regions DIY service may invalidate your warranty.
Table of Contents
- Automatic Transmission Fluid Capacity
- Brake Fluid Capacity
- Cooling Fluid Capacity
- Engine Oil Capacity
- Fluid and Lubricant Specifications
- Manual Transmission Oil Capacity
- Steering Fluid Capacity
- Engine Fastener Tightening Specifications
- Front Suspension Fastener Tightening Specifications
- Rear Suspension Fastener Tightening Specifications
- Transmission Fastener Tightening Specifications
Conquer your fears and never give up!
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Vauxhall Signum service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 2003 Vauxhall Signum you're not only saving money, but also also improving your technical skills and learning something new.