Volkswagen Passat 1995 Official Factory Repair Manual page 2149

Function tests
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- Connect multimeter for voltage measurement to
terminals 3 + 4 of connector to Engine Control
Module (ECM) and measure primary voltage.
Specified value: 0.400 to 0.500 Volts
- Switch ignition off.
If specified value is not obtained:
- Test oxygen sensor wires
If specified value is obtained:
- Replace Oxygen Sensor (O2S) 2 Bank 1 Behind
Three Way Catalytic Converter (TWC) -G108-
Page 24-8 , item 5 .
- Erase DTC memory of Engine Control Module
(ECM) Page ST-25
Reset/erase diagnostic data.
- Generate readiness code
Checking oxygen sensor wires
- Connect test box to control module wiring harness
Page ST-10 , connect test box for wiring test.
Page 9 of 10
Page 24-94 .
, Diagnostic mode 4:
Page ST-50 .
24-94
12/6/2004