wiring AUDI A4 1998 B5 / 1.G 01W Transmission Remove And Install Workshop Manual

34-19

Vehicles with 1.8T four-cylinder engine

- Disconnect wires/and harness connectors as follows:
1 - At solenoid valve for wastegate bypass regulator valve -N75-
2 - At Evaporative Emission (EVAP) canister purge regulator valve -N80-
3 - At power output stage -N122-
4 - At Mass Air Flow (MAF) sensor -G70-
- Disconnect hoses and remove air cleaner housing (arrows).
- Remove coolant expansion tank from bracket and lay to side.

Repair Manual, Engine Mechanical, Repair Group 26
Note:
Do not bend flex pipe on front exhaust pipe more than 10 . - Disconnect harness connector for Heated Oxygen Sensor (HO2S)
(arrow) and move wiring clear.
- Remove nuts securing turbocharger to front exhaust pipe.
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