Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
11 5 230 Pressure-Testing Fixture
For testing cylinder heads for leaks.
Engine: S85
SI number: 1 02 05 (173)
Order number: 11 5 230
Pressure-testing fixture
Consisting of:
1 = 11 5 231 Base plate with seal
2 = 11 5 232 Seal for base plate
3 = 11 5 233 Adapter plate with seals
4 = 11 5 234 Seals for adapter plate
5 = 11 5 235 Adapter plate with seal
6 = 11 5 236 Seal for adapter plate
7 = 11 5 237 Set of screws (4 x)
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.