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.

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HOMESERVICE MANUALSAUDI1996A4 BASE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 14 (AUTOMATIC A/C-HEATER SYSTEMS)SPECIFICATIONS

1996 Audi A4 Base, Standard

Section 14 (Automatic A/C-Heater Systems): Specifications

1996 Audi A4 Base, StandardSECTION Specifications

WARNING: This page is about a different car, the 2001 Audi S4, 2001 Audi A4, 2000 Audi S4, and 2000 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

SPECIFICATIONS

Application

Specification

Compressor Type

4-Cylinder

Zexel 6-Cyl.

6-Cylinder

Nippondenso

Compressor Belt Tension

⁽¹⁾

System Oil Capacity ⁽²⁾

Nippondenso Compressor

6.9-10.1 ozs.

Zexel Compressor

7.8-9.2 ozs.

Refrigerant (R-134a) Capacity ⁽³⁾

22.9-24.6

System Operating Pressures ⁽⁴⁾

Low Side

26-29 psi (1.8-2.0 kg/cm² )

High Side

⁽⁵⁾

⁽¹⁾	Belt tension is automatically adjusted by belt tensioner.

⁽²⁾	Use SP-10 Oil (G 052 154 A2) on Zexel compressor. Use SP-10 Oil (G 052 300 A2) on Nippondenso compressor.

⁽³⁾	Condensers used are interchangeable, requiring different quantities of refrigerant. See Figure to identify condenser manufacturer.

⁽⁴⁾	Measure at 77°F (25°C).

⁽⁵⁾	High-side pressure increases from base pressure (engine off) to a maximum of 350 psi (24.6 kg/cm² ).

RENDER: 1.0x

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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.