Heating and
air conditioning system
"The repair procedures given by the manufacturer in this document are based on the
technical specifications current when it was prepared.
The procedures may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories from
which his vehicles are constructed."
V1
All rights reserved by Renault s.a.s.
Edition Anglaise
Copying or translating, in part or in full, of this document or use of the service part
reference numbering system is forbidden without the prior written authority of
Renault s.a.s.
© Renault s.a.s.
V1 MR-413-X44-62C000$000_engTOC.mif
MANUAL AIR CONDITIONING
Fault finding - Introduction 62C - 2
Fault finding - List and location of components 62C - 7
Fault finding - Role of components 62C - 9
Fault finding - Operating diagram 62C - 14
Fault finding - Function 62C - 15
Diagnostics - Configuration and programming 62C - 21
Fault finding - Conformity check 62C - 22
Fault finding - Customer complaints 62C - 35
Fault finding - Fault finding charts 62C - 37
62C
MR-413-X44-62C000$000_engTOC.mif
62C-2
MR-413-X44-62C000$091_eng.mif
V1
62C
MANUAL AIR CONDITIONING
Fault finding - Introduction
1. SCOPE OF THIS DOCUMENT
This document presents the fault finding procedure applicable to all computers with the following specifications:
2. PREREQUISITES FOR FAULT FINDING
Documentation type
Fault finding procedures (this document and the Technical Notes concerning the injection system
fitted to the vehicle, and the UCH):
–Assisted fault finding (integrated into the diagnostic tool), Dialogys.
Wiring Diagrams:
–Visu Schéma (CD-ROM), paper.
Type of diagnostic tools
–CLIP + multiplex line sensor
Special tooling required
3. REMINDERS
Procedure
To run fault finding on the vehicle computers, proceed as follows:
–turn the ignition key to APC,
–Connect the diagnostic tool and carry out the required operations,
To cut off the + after ignition feed, proceed as follows:
–disconnect the diagnostic tool,
–turn the ignition key to OFF,
–switch off the ignition. Vehicle(s): New Twingo
Function concerned: Manual air conditioning
Special tooling required
Multimeter
Elé. 1681 Universal bornier
MR-413-X44-62C000$091_eng.mif
