Renault Laguna III Manual page 1365

Oxygen sensors: Removal - Refitting
V4Y
a Disconnect:
- the back row upstream oxygen sensor connector
(1) .
- the back row downstream oxygen sensor connec-
tor (2) .
a Unclip:
- the front row upstream oxygen sensor connector
from its mounting,
- the front row downstream oxygen sensor connec-
tor from its mounting.
a Cut the oxygen sensor wiring clip.
PETROL INJECTION
134206
134205
17B-27
2 - Back row downstream oxygen sensors
a Remove the intake distributor (see 12A, Fuel mix-
ture, Inlet distributor: Removal - Refitting, page
12A-75) .
a Disconnect:
- the connector (3) of the back row upstream oxygen
sensor,
- the connector (4) of the back row downstream oxy-
gen sensor.
a Unclip:
- the back row upstream oxygen sensor connector
from its mounting,
- the back row downstream oxygen sensor connec-
tor from its mounting.
17B
133477