Vauxhall Workshop Service and Repair Manuals > Astra H > J Engine and Engine Aggregates | Fuel Injection Systems | Simtec 81 | Oxygen Sensor | Repair Instructions

Replace mixture regulator oxygen sensor

Remove

1.	Open bonnet

2.	Remove upper engine cover

3.	Release and disconnect wiring harness plug for mixture regulator oxygen sensor (1)

4.	Raise vehicle by its full height

5.	Remove mixture regulator oxygen sensor (2)

Install

6.	Tighten mixture regulator oxygen sensor 40 Nm Note: Coat thread with special grease

7.	Connect and lock oxygen sensor wiring harness plug, mixture regulation

8.	Install upper engine cover

9.	Close bonnet

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