Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

A/C System - R134a Servicing/Repairing: Overview

Group: 87

Number: 93-05

Date: July 12, 1993

SUBJECT:
R-13a A/C system, servicing/repairing

MODEL(s):
100, S4 (from October, 1992) 1993 m.y.

1993 Audi 100 and S4 models produced from October, 1992 are equipped with an R-134a A/C refrigerant system.

The following R-134a A/C system information is new. This new information will be integrated into the 100. S4 Repair Manual during the next microfiche update.

Note!
All repairs for A/C, heating and ventilation components that DO NOT affect the refrigerant system can be performed as described in the existing information for R-12 equipped vehicles.