Connecting the Simulator

CONNECTING THE SIMULATOR - OXYGEN SENSOR INSTALLED.

Switch off ignition.




Disconnect oxygen sensor from wiring harness. Connect connection lead 90 88 6 117 452 to oxygen sensor and wiring harness. (If necessary use adapter 90 88 6 117 453/454 or 90 88 6 117 455/456.)




Connect power lead 90 88 6 117 452 to cigarette lighter socket. The green LED on the simulator must light.




Determine the location of the oxygen sensor. Set the selector switch for the proper location of the oxygen sensor to one of the following positions:

1. Oxygen sensor) at catalytic converter or....
2. Oxygen sensor) at exhaust pipe.

Set up commercially available multimeter. Refer to the individual tests for connection and setting data.

Connect exhaust emission tester in accordance with repair instructions.

ATTENTION!

When connecting the exhaust emission tester ensure that any changes in the CO values can be clearly detected: