Removing and installing exhaust gas temperature sender 3 G495 - vehicles with one turbocharger — AUDI

Removing and installing
exhaust gas temperature sender 3
G495
- vehicles with one turbocharger
Special tools and workshop equipment required
Tool set
T10395 A
with suitable tool insert
Removing
WARNING
When working on all parts of the exhaust system:
Observe safety precautions when working on the exhaust system
Chapter
.
Note
Fit all cable ties in the original positions when installing.
When removing, the electrical wiring must not be cut, otherwise a fault diagnosis would no longer be possible.
Remove engine cover panel
Chapter
.
Exhaust temperature sender 3
G495
- version 1:
Detach electrical connector
1
from bracket and unplug.
Remove
exhaust gas temperature sender 3
G495
item 2
.
Exhaust temperature sender 3
G495
- version 2:
Detach electrical connector
3
from bracket and unplug.
Unscrew
exhaust gas temperature sender 3
G495
item 1
using a tool from
tool set
T10395 A
.
Note
On vehicles without bracket
5
, remove nut
4
and install bracket.
Route electrical wiring as shown in illustration.
Attach cable tie
2
as shown in illustration.
Exhaust temperature sender 3
G495
- version 3:
Take electrical connector
1
out of bracket, unplug it and move electrical wiring clear.
Unscrew
exhaust gas temperature sender 3
G495
item 2
using a tool from
tool set
T10395 A
.
Note
Disregard
item 3
.
Installing
Installation is carried out in the reverse order; note the following:
Note
Take care to protect exhaust gas temperature sender from knocks and impact; if dropped, the exhaust gas temperature sender can no longer be used.
Coat thread with high-temperature paste; for high-temperature paste refer to
Electronic parts catalogue
.
Following installation, check that the distance between the electrical wiring leading to the
exhaust gas temperature sender 3
G495
and the catalytic converter is at least 20 mm (check entire length of wiring).
Exhaust temperature sender 3
G495
- version 2:
Note
On vehicles without bracket
5
, remove nut
4
and install bracket.
Route electrical wiring as shown in illustration.
Attach cable tie
2
as shown in illustration.
Tightening torques
Chapter
“
Exploded view - exhaust gas temperature control
”