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.
Cruise Control Will Not Maintain Set Speed (GROUP 27, NO. 95-02)
Reference number: GROUP 27, NO. 95-02
CRUISE CONTROL WILL NOT MAINTAIN SET SPEED
TECHNICAL SERVICE BULLETIN
CRUISE CONTROL, INTERMITTENTLY WILL NOT MAINTAIN SET SPEED
Model(s): 1995-on Audi 90, A4, A6, Cabrio
Group: 27 - Engine Electrical
Bulletin No.: 95-02
Date: December 6, 1995
CONDITION
Cruise control, intermittently will not maintain set speed.
SERVICE
If a vehicle exhibits the above condition:
- Disconnect the vacuum hose from the vacuum servo unit and connect vacuum pump US 8026 or equivalent.
- Apply a small amount (approx. 1 to 2 centimeters) of vacuum.
If the vacuum servo unit does not maintain this amount of vacuum:
- Install a new vacuum servo unit (Part Numbers are listed in the table below.
PARTS INFORMATION
| Model | M.Y. | Part No. |
|---|---|---|
| 90 | 1995 | 8A0 907 327 |
| A6 | 1995-1996 | 8A0 907 327 |
| A4 | 1996 | 8D0 907 327 |
| Cabrio | 1995-1996 | 8A0 907 327 |
NO RELATED
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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.