1995 RENAULT MEGANE SCENIC Service Repair Manual

Page 209 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual 99374R
ANTIPOLLUTION
  Exhaust gas recirculation (EGR)
14
K7M engine
CLEANING THE EGR SOLENOID VALVE (if there is a
fault)
In certain cases, a deviation in the nitrous oxide
value at the exhaust may b

Page 210 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual ANTIPOLLUTION
Exhaust gas recirculation (EGR)
14
F8Q engine
Depollution for this engine uses recirculation to the inlet of some of the exhaust
gasses.
Recirculation of the exhaust gas reduces the comb

Page 211 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual ANTIPOLLUTION
Catalytic converter
14
To meet the requirements of the EURO 96
standard, this vehicle is fitted with an oxidation
catalytic converter.
ROLE
The converter deals with the following three
p

Page 212 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual ANTIPOLLUTION
Catalytic converter
14
FAULT FINDING
Faults which may cause a customer complaint due
to the catalytic converter.
1. Catalytic converter polluted by an
accumulation of soot, causing poor

Page 213 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual ANTIPOLLUTION
Catalytic converter - oxygen sensor
14
CHECKS TO BE MADE BEFORE THE ANTI-
POLLUTION TEST
Ensure:
- the ignition system is operating correctly
(correct spark plugs, correctly set plug gap

Page 214 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual 93703S
This test is only possible using the Nauder lead test kit.
To obtain a test kit, contact your After Sales Head Office.
Part numbers: -  For the complete kit: T900
- For a set of 40 test papers

Page 215 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual CHECKING
After 15 minutes  warming up with a voltage of13.5 volts.
STARTING - CHARGING
Alternator
16
IDENTIFICATION
ENGINE ALTERNATOR CURRENT
F3R
F8QValéo A 11 VI - 59
Valéo A 13 VI 4575 A
110 A
F3R

Page 216 of 2492

RENAULT MEGANE SCENIC 1995  Service Repair Manual STARTING - CHARGING
Alternator
16
OPERATION - FAULT FINDING
These vehicles are fitted with alternators with in-
ternal ventilation, an integral regulator and a
warning light on the instrument panel wh