engine coolant AUDI A4 1997 B5 / 1.G AWM Engine Exhaust System Components Workshop Manual
Page 28 of 41
26-28
Note:
Coolant hoses -1- and -3- do not have to be disconnected. - Unbolt coolant expansion tank -2-, -arrows-.
- Disconnect wire to Engine Coolant level (ECL) Warning switch -F66-
and move coolant expansion tank to one side.
- Disconnect wiring connector for oxygen sensors and move wiring
aside.
1 - (brown) to oxygen sensor downstream of catalytic converter -G130-
2 - (black) to oxygen sensor upstream of catalytic converter -G39-
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11/21/2002 htt
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