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3 Exhaust Temperature Regulation
⇒ “3.1 Overview - Exhaust Temperature Regulation”, page 184
⇒ “3.2 Exhaust Gas Temperature Sensor 3 G495 , Removing and
Installing”, page 184
⇒ “3.3 Exhaust Gas Temperature Sensor 4 G648 , Removing and
Installing”, page 185
3.1 Overview - Exhaust Temperature Regulation
1 - Differential Pressure Sen‐
sor - G505-
❑ Refer to ⇒ Servicing –
4-Cylinder 1.8L; 2.0L 4V
TFSI Engine; Rep. Gr.
24 ; Heated Oxygen
Sensor; Overview -
Heated Oxygen Sen‐
sor .
2 - Oxygen Sensor 1 Before
Catalytic Converter - GX10-
❑ Refer to ⇒ Servicing –
4-Cylinder 1.8L; 2.0L 4V
TFSI Engine; Rep. Gr.
24 ; Heated Oxygen
Sensor; Overview -
Heated Oxygen Sen‐
sor .
3 - Oxygen Sensor 1 after Cat‐
alytic Converter - GX7-
❑ Refer to ⇒ Servicing –
4-Cylinder 1.8L; 2.0L 4V
TFSI Engine; Rep. Gr.
24 ; Heated Oxygen
Sensor; Overview -
Heated Oxygen Sen‐
sor .
4 - Exhaust Gas Temperature
Sensor 3 - G495-
❑ 45 Nm
❑ Removing and Instal‐
ling. Refer to
⇒ “3.2 Exhaust Gas
Temperature Sensor 3
G495 , Removing and
Installing”, page 184 .
5 - Exhaust Gas Temperature
Sensor 4 - G648-
❑ 45 Nm
❑ Removing and Installing. Refer to
⇒ “3.3 Exhaust Gas Temperature Sensor 4 G648 , Removing and Installing”, page 185 .
3.2 Exhaust Gas Temperature Sensor 3 -
G495- , Removing and Installing
Special tools and workshop equipment required
Audi A4 2015 ➤ , Audi A4 China 2016 ➤ , Audi A5 2016 ➤
4-Cylinder Direct Injection 2.0L 4V TFSI Engine (EA 888 Generation III) - Edition 11.2019
184 Rep. Gr.26 - Exhaust System, Emission Controls
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