Z99

- Key Off.

- Disconnect ICM from tester.

- EI-High Data Rate 4
- Connect IDM to IDM TACH jacks using a jumper wire.

- Key On, Engine Off.

- Set wiggle test switch to "ON" position.

- EI - High Data Rate 4 & 6
- Set MODE switch to B.

- EI - High Data Rate 8
- Set MODE switch to C.

- Press RESET button and wait 5 seconds for initialization.

- Wiggle Test.

- Are any fault memory LEDs on?

Yes -- PRESS RESET button. CONTINUE to test until intermittent is isolated.

No -- GO to Z100. Z100