Z100
- Key Off.
- Disconnect PCM from vehicle harness.
NOTE: This erases continuous memory, and sets the P1000 code.
- Key On, Engine Off.
- 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 -- EI - High Data Rate 4: REMOVE jumper wire between IDM and IDM TACH. GO to Z101. Z101